The Washer,flat, cataloged under National Stock Number 5310-01-692-4978, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-692-4978 |
| Primary Part Number | 4B-4274 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Material | STEEL OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Overall Diameter | 13.0 MILLIMETERS NOMINAL MM |
| Center Hole Shape Style | ROUND |
| Thickness | 1.2 MILLIMETERS NOMINAL MM |
| Peripheral Shape Style | ROUND |
| Hole Diameter | 5.5 MILLIMETERS NOMINAL MM |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4B-4274 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
NSN 5310-01-692-4978 is a Washer,flat, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-01-692-4978 has 1 cross-referenced part number: 4B-4274 (Caterpillar Inc Div Caterpillar Defense).
There are 2 known substitutes for 5310-01-692-4978: 5310-00-268-2447, 5310-00-809-8546. Verify interchangeability with system specifications before substitution.
Key specifications for 4B-4274: Material: STEEL OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Overall Diameter: 13.0 MILLIMETERS NOMINAL MM; End Item Identification: LLH0B2633 GENERATOR GP. 9 total characteristics are documented in the Federal Logistics Information System.