The Washer,key, cataloged under National Stock Number 5310-00-006-0376, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Bae Systems Information and Electronic Systems Integration Inc.. Government technical data includes 13 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-006-0376 |
| Primary Part Number | 62312251 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Bae Systems Information and Electronic Systems Integration Inc. |
| Status | ACTIVE |
| External Straight Key Length | 0.094 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | PS17,CAGE 72314 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Overall Distance Including Keys | 0.620 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Style Designator | KEY |
| Material Document and Classification | ECLIPSALLOY NO. 70,1/4 HARD FSCM 82170 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.432 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN |
| Peening Key Length | 0.094 INCHES NOMINAL IN |
| Material Thickness | 0.020 INCHES NOMINAL IN |
| External Straight Key Width | 0.125 INCHES NOMINAL IN |
| External Key Quantity | 22 |
| Surface Treatment | OXIDE OVERALL |
| Material | COPPER ALLOY OVERALL |
| Hole Diameter | 0.245 INCHES MINIMUM AND 0.250 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 |
|---|---|
| 62312251 PRIMARY | Bae Systems Information and Electronic Systems Integration Inc. (USA) |
NSN 5310-00-006-0376 is a Washer,key, manufactured by Bae Systems Information and Electronic Systems Integration Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-006-0376 has 1 manufacturer part number on file: 62312251 (Bae Systems Information and Electronic Systems Integration Inc.).
Key specifications for 62312251: External Straight Key Length: 0.094 INCHES NOMINAL IN; Surface Treatment Document and Classification: PS17,CAGE 72314 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Overall Distance Including Keys: 0.620 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN; Style Designator: KEY. 13 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.