The Washer,key, cataloged under National Stock Number 5310-01-071-8164, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Goodrich Actuation Systems SAS. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-071-8164 |
| Primary Part Number | 416220-002 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Goodrich Actuation Systems SAS |
| Status | ACTIVE |
| Surface Treatment Document and Classification | MIL-C-13924,CLASS 1,GRADE C MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | MIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Color | BLACK OVERALL |
| Surface Treatment | OXIDE FILM OVERALL |
| External Prebent Key Width | 0.178 INCHES NOMINAL IN |
| Material | STEEL COMP 4130 OVERALL |
| 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 |
|---|---|
| 416220-002 | Goodrich Actuation Systems SAS (FRA) |
| Reference | Meaning |
|---|---|
| SL61WTM25F | 3/2 Design control — primary reference U.S. Government activity |
| 416220-002 | 5/9 Secondary reference Lucas France Sa Div Aerospace France |
NSN 5310-01-071-8164 is a Washer,key, manufactured by Goodrich Actuation Systems SAS, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-071-8164 has 1 manufacturer part number on file: 416220-002 (Goodrich Actuation Systems SAS).
Key specifications for 416220-002: Surface Treatment Document and Classification: MIL-C-13924,CLASS 1,GRADE C MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Material Document and Classification: MIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Color: BLACK OVERALL; Surface Treatment: OXIDE FILM OVERALL. 6 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.