The Washer,flat, cataloged under National Stock Number 5310-01-074-7462, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Rosemount Aerospace Inc Dba Rosemount Aerospace Inc. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-074-7462 |
| Primary Part Number | C20885-0023 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Rosemount Aerospace Inc Dba Rosemount Aerospace Inc |
| Status | ACTIVE |
| Overall Diameter | 0.710 INCHES NOMINAL IN |
| Material Document and Classification | ASTM B36 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | CADMIUM OVERALL |
| Peripheral Shape Style | ROUND |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.191 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN |
| Thickness | 0.062 INCHES NOMINAL 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 |
|---|---|
| C20885-0023 PRIMARY | Rosemount Aerospace Inc Dba Rosemount Aerospace Inc (USA) |
| Reference | Meaning |
|---|---|
| W20166-23 | 5/9 Secondary reference Rosemount Aerospace Inc Dba Rosemount Aerospace Inc |
| 6212A6A | 5/9 Secondary reference Emerson Electric Co Alco Controls Div |
NSN 5310-01-074-7462 is a Washer,flat, manufactured by Rosemount Aerospace Inc Dba Rosemount Aerospace Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-074-7462 has 1 manufacturer part number on file: C20885-0023 (Rosemount Aerospace Inc Dba Rosemount Aerospace Inc).
Key specifications for C20885-0023: Overall Diameter: 0.710 INCHES NOMINAL IN; Material Document and Classification: ASTM B36 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Surface Treatment: CADMIUM OVERALL. 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.