The Washer,key, cataloged under National Stock Number 5310-00-276-1829, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Rolls-Royce Solutions America Inc. Government technical data includes 11 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-276-1829 |
| Primary Part Number | 5117720 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Rolls-Royce Solutions America Inc |
| Status | ACTIVE |
| Internal Prebent Key Width | 0.160 INCHES NOMINAL IN |
| Overall Distance Including Keys | 2.140 INCHES NOMINAL IN |
| Style Designator | KEY |
| Outside Diameter | 1.872 INCHES NOMINAL IN |
| Material Thickness | 0.050 INCHES NOMINAL IN |
| External Straight Key Width | 0.227 INCHES NOMINAL IN |
| External Key Quantity | 5 |
| Internal Prebent Key Length | 0.062 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL OVERALL |
| Hole Diameter | 1.472 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 |
|---|---|
| 5117720 PRIMARY | Rolls-Royce Solutions America Inc (USA) |
| Reference | Meaning |
|---|---|
| 5117720 | 5/9 Secondary reference General Motors Corp |
| 5310002761829 | 5/9 Secondary reference E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| 5310002761829 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| PC5117720 | 5/9 Secondary reference Power Components (deutschland) Gmbh |
| 5117720 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
| 5310PL0945268 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5310-00-276-1829 is a Washer,key, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-276-1829 has 1 manufacturer part number on file: 5117720 (Rolls-Royce Solutions America Inc).
Key specifications for 5117720: Internal Prebent Key Width: 0.160 INCHES NOMINAL IN; Overall Distance Including Keys: 2.140 INCHES NOMINAL IN; Style Designator: KEY; Outside Diameter: 1.872 INCHES NOMINAL IN. 11 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.