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Datasheet. 21513124 specification
The national stock number or the identification information of the end equipment for which the item is a part.
alco 250 diesel engine; nsn 4210-01-486-1035 tfft (tactical fire fighting truck)
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.
lockwasher, 5/16 in.
Answers.
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 5310-01-470-0970 WASHER,LOCK
Used on alco 250 diesel engine; nsn 4210-01-486-1035 tfft (tactical fire fighting truck). lockwasher, 5/16 in.
- NIIN
- 014700970
- NIIN Date
- 12/07/99
- Schedule B
- Name Code
- 14218
- FIIG
- A022B0
- 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. | 82-1011-0031 | Cage 04664 |
Major End Users Countries and entities
- - Poland
- - Malaysia
- - Australia
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21513124 / Washer,lockWhat is the formal definition of this item?
A washer which is usually round with a centrally located hole. its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. it may be made of one or two pieces
