The Washer,key, cataloged under National Stock Number 5310-00-335-9368, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Carrier Corp. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-335-9368 |
| Primary Part Number | 6D40-1001 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Carrier Corp |
| Status | ACTIVE |
| Overall Distance Including Keys | 1.750 INCHES NOMINAL IN |
| Style Designator | KEY |
| Material Document and Classification | VA-03-14 FSCM 10855 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.000 INCHES NOMINAL IN |
| Material Thickness | 0.036 INCHES NOMINAL IN |
| External Straight Key Width | 0.219 INCHES NOMINAL IN |
| External Key Quantity | 5 |
| Material | STEEL OVERALL |
| Hole Diameter | 0.656 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 |
|---|---|
| 17-21076-00 | Penn Power Group Llc Div Government Services Department (USA) |
| 6D40-1001 PRIMARY | Carrier Corp (USA) |
NSN 5310-00-335-9368 is a Washer,key, manufactured by Carrier Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-335-9368 has 2 manufacturer part numbers on file: 17-21076-00 (Penn Power Group Llc Div Government Services Department), 6D40-1001 (Carrier Corp).
Key specifications for 6D40-1001: Overall Distance Including Keys: 1.750 INCHES NOMINAL IN; Style Designator: KEY; Material Document and Classification: VA-03-14 FSCM 10855 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 1.000 INCHES NOMINAL IN. 9 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.