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PPP-B-601 / D6251 / LPO-001


Here's a short guide for popular packing, crating, shipping and testing methods and standards:
In addition to those listed here, see Crate Pro Styles diagrams.

Common Plywood Box Standards
(Light-duty - to about 1,000#)
(Medium Duty - to about #2,500)
Common Plywood Crate Standards
(Heavy Duty - to about #30,000)
(Open Crates - various weights)
Common Lumber Box Standards
(Light-duty - often much less than 1,000#)
(Medium Duty - to about #1,000 or more)
Common Lumber Crate Standards
(Heavy Duty - to about #30,000)
Skid Standard
(Up to 140,000#)
Blocking & Bracing

Cushioning

Wood Quality

Free Military Specifications and Handbooks
Plus Access to ASTM International and British Standards for Transport Container Packaging

Standards, Guidelines and White Papers for Wood Boxes, Cases and Crates, Packaging for Shock and Vibration, Blocking-and-Bracing, and Transport Packaging for Shipping Containers

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General Publications
Civilian Standard - Also current for US Military packing and crating
ASTM Volume 15.10 - Packaging; Flexible Barrier Materials - Price:$$$
Contains most every current standard you will need pertaining to wood boxes and crates
Volume 15.10 is the bible for anyone in the Packing and Crating industry
US Military Standard
MIL-STD-2073-1D - Standard Practice for Military Packaging - Price:Free
Standard process for the development and documentation of military packaging
212 pages - Essential knowledge for mission-critical military export packing and crating.
US Military Standard
MIL-STD-1186(A) - Cushioning, Anchoring, Bracing, Blocking and Waterproofing - Price:Free
Contains many fundamentals of blocking and bracing
This standards document provides a solid overview of what you need to know about transport packaging. Canceled without replacement but still very useful.

Wood Box & Crate Standards
Most common plywood box
ASTM D6251 - Standard Specification for Wood-Cleated Panelboard Shipping Boxes - Price:$$
Basic plywood transport packaging boxes (crates) - usually up to 1,000# - often higher
Supersedes US Military PPP-B-601 - Also includes styles that were removed from the 601(H) standard - Similar to Crate Pro LPO-nnn styles. Although the standard designates plywood bases, this standard is often used with a lumber base.
Most common lumber box
ASTM D6880 - Standard Specification for Wood Boxes - Price:$$
Basic lumber transport packaging boxes (crates) - up to 1,000# - often not over #500
Supersedes US Military PPP-B-621 - The most common lumber box, in the United States - More common in developing countries - Similar to Crate Pro LLO-nnn styles. Sometimes modified and known as a Slat Crate or Open Crate
Common 'medium-duty' transport container
ASTM D6256 - Standard Specification for Wood-Cleated Shipping Boxes and Skidded, Load-Bearing Bases - Price:$$
Plywood transport shipping box with stronger base (crates) - usually up to 2,500# - often higher
Supersedes MIL-B-26195 - Similar to the 601 but with a stronger base and support for the top - Similar to Crate Pro MPO-nnn styles.
Diagram includes a less common sill type base
ASTM D7478 - Crates, Wood: Lumber and Plywood Sheathed, Nailed and Bolted - Price:$$
Common crate standard starting at 4,000# (sometimes lower weights) - includes options for sill or skid type bases.
Up to 30,000# - Similar to Crate Pro HPI-nnn and HLI-nnn styles. This style is often modified for larger and heavier loads well over 100,000#
Open frame crate
ASTM D6039 - Crates, Wood, Open and Covered - Price:$$
Common style open/framed crate. Can be covered with plywood but typically left open.
Supersedes MIL-C-52950 - The D6039/Mil-C-52950 is the only standard for open frame crates. It includes many variations. Most often functional for industrial strength equipment that doesn't require extensive protection and with content not often subject to theft.
Light-duty plywood box - Updated Standard
PPP-B-601(H) - Cleated Plywood Box - Price:Free
UPDATED - Includes Table of Contents and Hot Links
Basic plywood transport packaging boxes (crates) - usually up to 1,000# - often higher
Superseded by ASTM D6251 - Still commonly referenced - Similar to Crate Pro LPO-nnn styles. Although the standard designates plywood bases, this standard is often used with a lumber base.
THIS DOCUMENT INCLUDES AMENDMENT 1

      PPP-B-601(H) - Amendment 1 - Price:Free
      This amendment is included in the base document above.
Includes the use of HBS fasteners to make the container reusable
PPP-B-576 styles are corrugated paperboard and lumber
PPP-B-576(C) - Boxes, Wood-Cleated Panelboard - Price:Free
Although mostly for cleated non-plywood, this includes the styles that were extracted from the earlier 601 (C, D, E, F, G, H) - Uses corrugated paperboard sheathing with lumber cleating
Up to 500# - These 576 styles were added back into the current ASTM D-6251 standard. Similar to Crate Pro LPO-nnn styles
Lumber crate with or without battens (cleats)
PPP-B-621(D) - Lumber Box - Price:Free
UPDATED - Includes Table of Contents and Hot Links
Basic lumber transport packaging boxes (crates) - up to 1,000# - often not over 500#
Superseded by ASTM D6880 but still commonly referenced - Similar to Crate Pro LLO-nnn styles. Although the standard designates a lumber base, this standard is often used with a plywood base.
THIS DOCUMENT INCLUDES AMENDMENT 3

      PPP-B-621(D) - Amendment 3 - Price:Free
      This amendment is included in the base document above.
Common 'medium-duty' transport container
MIL-B-26195(C) - Boxes, Wood-Cleated, Skidded, Load-Bearing Base - Price:Free
UPDATED - Includes Table of Contents and Hot Links
Common style wood box (crate) - often used in the weight range of 1,000# to 2,500# or higher. Up to 2,500# - often higher
Superseded by ASTM D6256 - Similar to Crate Pro MPO-nnn styles. Offers multiple load bearing options. Generally intended as a 2-say entry container but the specification allows for 4-way entry options.
THIS DOCUMENT INCLUDES AMENDMENT 1

      MIL-B-26195(C) - Amendment 1 - Price:Free
      This amendment is included in the base document above.
Diagram includes a less common sill type base
MIL-C-104(C) - Crates, Wood: Lumber and Plywood Sheathed, Nailed and Bolted - Price:Free
UPDATED - Includes Table of Contents and Hot Links
Common crate standard starting at 4,000# (sometimes lower weights) - includes options for sill or skid type bases.
Up to 20,000# or 30,000# depending on style - Similar to Crate Pro HPI-nnn and HLI-nnn styles. This style is often modified for larger and heavier loads well over 100,000#.
THIS DOCUMENT INCLUDES AMENDMENTS 1 and 2

      MIL-C-104(C) - Amendment 1 - Price:Free
      This amendment is included in the base document above.
Open frame crate
MIL-C-52950(A) - Crates, Wood, Open and Covered - Price:Free
UPDATED - Includes Table of Contents and Hot Links
Common style open/framed crate. Can be covered with plywood but typically left open.
Superseded by ASTM D6039 - The D6039/Mil-C-52950 is the only standard for open frame crates. It includes many variations. THIS DOCUMENT INCLUDES AMENDMENTS 1 and 2

      MIL-C-52950(A) - Amendment 1 - Price:Free
      This amendment is included in the base document above.

      MIL-C-52950(A) - Amendment 2 - Price:Free
      This amendment is included in the base document above.
British Standard 1133
BS-1133 Section 8 - Wood Boxes, Cases and Crates - Price:$$$
British Standard 1133 covers all wood containers similar to US boxes (cases) and crates. Relative to a US handbook in that it doesn't present engineering parameters.
Although it is highly condensed, this document is similar to the ASTM Volume 19.05 in that it covers all types of wood containers however it often does not provide specific parameters for construction. Note that many non-US entities use the term 'case' universally for boxes and crates.
Comprehensive handbook on crate design
AGRICULTURE-HDBK-252 - Wood Crate Design Manual - Price:Free
UPDATED - Includes Table of Contents and Hot Links
This handbook covers the design and construction of all wood crates (not boxes).
US Handbooks provide guidance in packing and crating techniques in contrast to Standards that provide specific parameters. This handbook is helpful in understanding what to do when you need to enclose items over 20,000#. This government document is very unique in that it was published by the the US Dept. of Agriculture and is based on the original research of C.A. Plaskett - the publisher of wood box and crate construction data.
Comprehensive handbook on blocking and bracing
MIL-HDBK-701(C) - Blocking, Bracing and Skidding of Industrial Plant Equipment For Shipment and Storage - Price:Free
UPDATED - Includes Table of Contents and Hot Links
This handbook covers approved methods of blocking, bracing, skidding, and associated procedures used for the protection of industrial plant equipment (IPE) for shipment and handling.


Corrugated Standards

PPP-B-1672(D) - Box, Shipping, Reusable with Cushioning - Price:Free
RSCs and DBLCC corrugated containers with foam lining
This specification covers shipping of a fiberboard box with appropriate cushioning components for the intended use.

      PPP-B-1672(D) - Amendment 1 - Price:Free
      Includes minor wording change from centimeters to millimeters

Cushion Standards

A-A-3129 - Cushioning Material, Flexible Open Cell Plastic Film - Price:Free
Flexible, open cell, heat sealable, non-corrosive plastic film for use in cushioning and wrapping applications


A-A-59135 - Packing Material Sheet - Price:Free
Sheet materials used for dunnage and packaging applications including static dissipative and fire retardant grades
Identifies color grading

A-A-59136 - Cushioning Material, Packaging, Closed Cell Foam Plank - Price:Free
Closed cell foam plank materials used for cushioning and packaging applications including static dissipative and fire retardant grades.
Identifies color grading

MIL-HDBK-304(C) - Package Cushioning Design - Price:Free
Provides basic and fundamental information on cushioning materials and their uses.


PPP-C-795(D) - Cushioning Material, Packaging (Flexible Closed Cell Plastic Film) - Price:Free
Covers cushion foam including static dissipative and self extinguishing.


MIL-PRF-83671(B) - Foam-in-Place, General Specification - Price:Free
Flame retardant polyurethane foams for packaging furnished as two-component liquid fom-in-place (FIP)


PPP-C-1120(C) - Cushioning Material, Uncompressed Bound Fiber for Packaging - Price:Free
Flame retardant polyurethane foams for packaging furnished as two-component liquid fom-in-place (FIP)


PPP-C-1797(A) - Cushioning Material, Resilient, Low Density, Unicellular, Polypropylene Foam - Price:Free
Covers cushion foam including electrostatic protective

test
PPP-C-850(D) - Cushioning Material, Polystyrene, Expanded, Resilient - Price:Free
Includes sheet and rolled polystyrene


MIL-PRF-26514(G) - Polyurethane Foam, Rigid or Flexible, for Packaging - Price:Free
Covers prefoamed polyurethane foams, both rigid and flexible.


Coatings Standards

MIL-PRF-16173(E) - Corrosion Preventive Compound, Solvent Cutback, Cold-Application - Price:Free
Protective coating that is applied with a solvent and results in a thin, easily removable film


Adhesives

MMM-A-260(C) - Adhesive, Water-Resistant, (For Sealing Waterproofed Paper) - Price:Free
Species adhesives to use in sealing case line paper and other papers


Fastener Standards

FF-N-105B - Nails, Brads, Staples and Spikes: Wire, Cut and Wrought - Price:Free
UPDATED - Includes Table of Contents and Hot Links
General standards for nails, brads and staples
Does NOT include Amendment 3

      FF-N-105B - Amendment 3 - Price:Free

QQ-S-781(H) - Strapping, Steel, and Seals - Price:Free
UPDATED - Includes Table of Contents and Hot Links Covers flat steel strapping and seals, and round steel strapping


Test Standards

FED-STD-101(C) - Test Procedures for Packaging Materials - Price:Free
Covers the general physical and chemical testing procedures of packaging to protect items during shipment and storage
253 Pages

MIL-STD-105(E) - Sampling Procedures and Tables for Inspection by Attributes - Price:Free
Broad document including various test methods and results
Superseded by MIL-STD-1916

MIL-STD-1916 - Test Method Standard - Price:Free
Broad document including various test methods and results
Supersedes MIL-STD-105

Misc. Standards

MIL-STD-731 - Quality of Wood Members for Containers and Pallets - Price:Free
Covers quality requirements for three classes of wood members employed in the construction of boxes, crates, pallets, and blocking and bracing.


MIL-L-19140(E) - Lumber and Plywood, Fire-Retardant Treated - Price:Free
Requirements for fire-retardant treated lumber and plywood


      MIL-L-19140(E) - Amendment 2 - Price:Free
      Includes minor text changes

PPP-B-1055(B) - Barrier Material, Waterproofed, Flexible - Price:Free
Covers barrier materials for use in packaging and packing applications which require waterproofness


TT-W-572(B) - Wood Preservative, Water-Repelent - Price:Free
Defines various chemical compositions and treatments


MIL-PRF-131(J) - Barrier materials, Watervaporproof, Greaseproof, Flexible, Heat-Sealable - Price:Free
Establishes the requirements for heat-sealable, greaseproof, flexible barrier material


MIL-STD-107(J) - Preparation and Handling of Industrial Plant Equipment (IPE) for Shipment and Storage - Price:Free
This standard provides both general and detailed requirements and approved methods for preparing Government-owned industrial plant equipment (IPE) for shipment or storage.


ASTM D3951 - Standard Practice for Commercial Packaging - Price:$$
This practice establishes minimum requirements for packaging of supplies and equipment, exclusive of ammunition, explosives, or hazardous materials, as covered in Title 49 of the Code of Federal Regulations.


Kiln Drying
Kiln drying assures the desired wood moisture content
AH188 - Dry Kiln Operator's Manual Index - Price:Free
Guide to the process of kiln drying of lumber by the US Department of Agriculture
Kiln drying doesn't assure conformance with ISMP-15 standards but this set of document will provide great insight into the heat process used to establish a desired moisture content level as well as how heat is applied to eradicate lumber of the longhorn beetle and other infestations.

      AH188 - Dry Kiln Operator's Manual Chapter 1 - Price:Free

      AH188 - Dry Kiln Operator's Manual Chapter 2 - Price:Free

      AH188 - Dry Kiln Operator's Manual Chapter 3 - Price:Free

      AH188 - Dry Kiln Operator's Manual Chapter 4 - Price:Free

      AH188 - Dry Kiln Operator's Manual Chapter 5 - Price:Free

      AH188 - Dry Kiln Operator's Manual Chapter 6 - Price:Free

      AH188 - Dry Kiln Operator's Manual Chapter 7 - Price:Free

      AH188 - Dry Kiln Operator's Manual Chapter 8 - Price:Free

      AH188 - Dry Kiln Operator's Manual Chapter 9 - Price:Free

      AH188 - Dry Kiln Operator's Manual Chapter 10 - Price:Free

      AH188 - Dry Kiln Operator's Manual Chapter 11 - Price:Free

Misc. Standards

INCOTERMS - Incoterms Buyer and Seller Shipping Agreement Terms - Price:$
ICC standard definitions of internationally recognized trade terms. Buyer and Seller expectation of responsibility.
http://www.iccbooks.com

WoodenCRATES.org has compiled a list of the most common standards for the packing and crating industry including some required reading about shock and vibration cushioning, blocking and bracing, testing methods and a variety of other issues that are important for successful transportation of goods. Let us know if there are other standards or handbooks that you think would be helpful. Non-United States standards are welcome and encouraged. Visit the forums to post your request.