The Washer,flat, cataloged under National Stock Number 5310-01-267-6692, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Eaton Corp Opns & Technical Center. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-267-6692 |
| Primary Part Number | 16-900-5 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Eaton Corp Opns & Technical Center |
| Status | ACTIVE |
| Overall Diameter | 0.730 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-R-6855,CL 2 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-R-3065,TY SC MIL SPEC SINGLE MATERIAL RESPONSE OR ASTM D2000,TY BE ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | RUBBER CHLOROPRENE CLASS CR OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.440 INCHES MINIMUM AND 0.480 INCHES MAXIMUM IN |
| Thickness | 0.025 INCHES MINIMUM AND 0.051 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 755090A0158-1 | Greene Rubber Company, Inc. (USA) |
| 16-900-5 PRIMARY | Eaton Corp Opns & Technical Center (USA) |
| Reference | Meaning |
|---|---|
| 755090A0158-1 | 5/9 Secondary reference U.S. Government activity |
| 5613-50-31 | 5/2 Secondary reference U.S. Government activity |
NSN 5310-01-267-6692 is a Washer,flat, manufactured by Eaton Corp Opns & Technical Center, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-267-6692 has 2 manufacturer part numbers on file: 755090A0158-1 (Greene Rubber Company, Inc.), 16-900-5 (Eaton Corp Opns & Technical Center).
1 possible match (shared part number, not a government interchangeability claim): 6750-01-427-1709. Verify interchangeability with system specifications before substitution.
Key specifications for 16-900-5: Overall Diameter: 0.730 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN; Material Document and Classification: MIL-R-6855,CL 2 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-R-3065,TY SC MIL SPEC SINGLE MATERIAL RESPONSE OR ASTM D2000,TY BE ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Peripheral Shape Style: ROUND. 8 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.