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Datasheet. 320639 specification
The style designation indicating the configuration that most nearly corresponds to the cross-sectional shape of the item.
rectangular
The length of a straight line which passes through the center of a hole,and terminates at the circumference.
0.561in. and 0.565in. ⁓37/64"
The style designation indicating the configuration that most nearly corresponds to the peripheral shape of the item.
round
The style designation indicating the configuration that most nearly corresponds to the shape of the center hole.
1 round
A measurement of the smallest dimension of an item,in distinction from length or width.
0.057in. and 0.067in. ⁓5/64"
A measurement of the longest straight line across a circular cross-sectional plane.
0.974in. and 0.994in.
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel comp 1010
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
sae assn std single material response
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
zinc and cadmium
Answers.
Steel comp 1010
0.561 inches minimum and 0.565 inches maximum
Schedule B number: 7318220000
nmfc 194160
Washers other than lock washers, iron or steel
FSC 5310 ⁓ Nuts and washers
Note-nuts and washers, including specially designed, are to be classified in this fsc. a. nuts are a small metal block made in a variety of shapes such as square and hexagonal which is drilled and internally threaded. b. washers are a perforated piece of metal, leather, or other materials of various shapes or forms. they are used primarily as a seat for a bolt, nut, screw, rivet or nail to distribute pressure and prevent endwise motion over an area and/or to prevent movement between two parts by means of restraining features created by the shape of its edges.
Excluding bearing thrust washers (fsc 3120); shims (fsc 5365); ring spacers (fsc 5365); plate spacers (fsc 5365); lock rings (fsc 5365).
NSN 5310-00-178-9612 WASHER,FLAT
zinc surface treated 0.561" hole diameter
- NIIN
- 001789612
- NIIN Date
- 01/01/63
- Schedule B
- 7318220000
- Name Code
- 13393
- FIIG
- A022B0
- Item Weight
- 0.100lbs
- Item Dimensions
- --
- QUP
- Historical Price
- $1.03 EA
- DEMIL / ITAR
- Uncontrolled item (Code A)
- Hazmat
- No hazard information available from HMIRS.
- MSDS
- N/A
- Precious Metals
- No precious metals
- Enviromental
- N/A
- Electrostatic ESD & EMI
- No ESD or EMI sensitivity
Other Part Numbers Parts with same form, fit, and function by other manufacturers
| 1. | 4042706 | Cage 89926 |
| 2. | 1914842 | Cage 7X677 |
| 3. | 1914842 | Cage 61928 |
| 4. | 1914842 | Cage 1LW55 |
| 5. | 863995 | Cage 77237 |
| 6. | 7348958 | Cage 19207 |
| 7. | 10A1914842 | Cage 23382 |
| 8. | A41917 | Cage 10988 |
| 9. | 2L8166 | Cage 11083 |
| 10. | 33655 | Cage 13841 |
| 11. | 50657 | Cage 96046 |
| 12. | 55901 | Cage 04627 |
| 13. | 833602 | Cage 1LW55 |
| 14. | 851895 | Cage 77237 |
| 15. | 833602 | Cage 24617 |
| 16. | 41534 | Cage 45152 |
| 17. | 583K960 | Cage 83299 |
| 18. | 2L8166 | Cage U3363 |
| 19. | 137781H | Cage 29930 |
| 20. | KC7952 | Cage 56442 |
| 21. | 71155 | Cage 95097 |
| 22. | 851895 | Cage 12603 |
| 23. | 863995 | Cage 12603 |
| 24. | 1914842 | Cage 16764 |
| 25. | 833602 | Cage 16764 |
| 26. | 2L8166 | Cage 25496 |
| 27. | 1914842 | Cage 72582 |
| 28. | 1914842 | Cage 24617 |
| 29. | 55901 | Cage 30076 |
| 30. | 137781H | Cage 31007 |
| 31. | 41534 | Cage 75Q65 |
Major End Users Countries and entities
- - Department of The Army
- - Department of The Navy
- - U.s. Marine Corps
- - Department of The Air Force
- - U.s. Coast Guard
- - Austria
- - Lithuania
- - Poland
- - Brazil
- - Spain
- - Singapore
- - Kuwait
- - Malaysia
- - Belgium
- - New Zealand
- - France
- - Germany
- - Republic of Korea
- - Netherlands
- - Portugal
- - Italy
- - Denmark
- - Greece
- - Turkey
Availability for 320639 A member of our team will provide you with a price and availability quote
Request a Quote »Shipping Information
- Special Handling
- Other or no special handling required (sh)
- LTL (less than a truck load rating)
- 50.0
- LCL (less than a car load rating)
- Unknown
- Special Cargo
- No special type of cargo code applicable
- Air Freight (Minimum cargo door size required)
- Shipment is not a consolidation and does not exceed 84 inches in any dimension.
- Customs Requirement Classification
- Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
- Commodity (for shipments via water)
- Metal hardware
- NMFC (national motor freight code)
- 194160 WASHER OR GASKETS, IRON OR STEEL,
- UFC (universal freight code)
- 55210
Similar by Design Other washers with similar characteristics
Nothing similar to this part number was found in our inventory
320639 / Washer,flatWhat is the formal definition of this item?
A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. the hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). the thickness cannot exceed 25 percent of the largest outside dimension. when the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. the maximum tolerance is applied to dimensions and used as a determining factor. items with separable lamination use shim. for items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. excludes disk, valve, graphite impregnated and lubricated items.
