The Washer,flat, cataloged under National Stock Number 5310-01-474-8411, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, 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 | 5310-01-474-8411 |
| Primary Part Number | 124-4637387 PC 28 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Material Document and Classification | QQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Material | COPPER ALLOY OVERALL |
| Peripheral Shape Style | ROUND |
| Thickness | 0.250 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Center Hole Shape Style | ROUND |
| Overall Diameter | 2.750 INCHES NOMINAL IN |
| Hole Diameter | 1.8125 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4637387 | Naval Sea Systems Command (USA) |
| 1-13/16ID X 2-3 /4OD X 1/4THK B | Zf Industrieantriebe Witten Gmbh (DEU) |
| 124-4637387 PC 28 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5310-01-474-8411 is a Washer,flat, manufactured by Naval Sea Systems Command, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-01-474-8411 has 3 cross-referenced part numbers: 4637387 (Naval Sea Systems Command), 1-13/16ID X 2-3 /4OD X 1/4THK B (Zf Industrieantriebe Witten Gmbh), 124-4637387 PC 28 (Naval Sea Systems Command).
There are 2 known substitutes for 5310-01-474-8411: 5310-01-473-3680, 5310-01-474-1316. Verify interchangeability with system specifications before substitution.
Key specifications for 124-4637387 PC 28: Material Document and Classification: QQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: COPPER ALLOY OVERALL; Peripheral Shape Style: ROUND; Thickness: 0.250 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.