The Washer,key, cataloged under National Stock Number 5310-01-247-7168, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-247-7168 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROMETERS BOTTOM |
| Surface Finish | 125.0 MICROMETERS TOP |
| Overall Distance Including Keys | 1.825 INCHES NOMINAL1.825 INCHES NOMINAL IN |
| Criticality Code Justification | ZZZYZZZY |
| Style Designator | KEY |
| Material Document and Classification | QQ-S-766 CLASS 430 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.375 INCHES NOMINAL1.375 INCHES NOMINAL IN |
| Material Thickness | 0.062 INCHES NOMINAL0.062 INCHES NOMINAL IN |
| Specification/standard Data | 81348-QQ-S-766/I.AM 6 GOVERNMENT SPECIFICATION AND 96906-MIL-STD-129 GOVERNMENT STANDARD AND 81349-MIL-P-23199 GOVERNMENT SPECIFICATION AND 80204-ANSI-B46.1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| External Straight Key Width | 0.170 INCHES MINIMUM AND 0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM0.180 INCHES MAXIMUM IN |
| External Key Quantity | 66 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Hole Diameter | 0.760 INCHES NOMINAL0.760 INCHES NOMINAL IN |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | C |
| Reference | Meaning |
|---|---|
| 1244525 P-75 | 3/9 Design control — primary reference Asset Systems, Inc. Dba Asset Systems Inc |
NSN 5310-01-247-7168 is a Washer,key, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-247-7168: Surface Finish: 125.0 MICROMETERS BOTTOM; Surface Finish: 125.0 MICROMETERS TOP; Overall Distance Including Keys: 1.825 INCHES NOMINAL1.825 INCHES NOMINAL IN; Criticality Code Justification: ZZZYZZZY. 14 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.