The Washer,key, cataloged under National Stock Number 5310-01-108-7514, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-108-7514 |
| Primary Part Number | 74A450669-2001 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Overall Distance Including Keys | 1.100 INCHES NOMINAL IN |
| Material Document and Classification | MIL-S-5059,COND 1/2 HARD MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Material Thickness | 0.125 INCHES NOMINAL IN |
| External Straight Key Width | 0.220 INCHES NOMINAL IN |
| Material | STEEL COMP 301 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 |
|---|---|
| 74A450669-2001 PRIMARY | The Boeing Company Div Defense (USA) |
| 74A450669-2001 | Nassau Tool Works, Inc (USA) |
| 74A450669-2001 | Safran Landing Systems Canada Inc. (CAN) |
| 74A450669-2001 | Israel Aerospace Industries Ltd.shl-Aero Assemblies Division (ISR) |
| 74A450669-2001 | Cm Manufacturing Inc Dba Cm Manufacturing Inc (USA) |
| 74A450669-2001 | Blair Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 74A450669-2001 | 5/9 Secondary reference All Tools, Inc. Dba E2 Precision Products |
| 74A450669-2001 | 5/9 Secondary reference Circor Aerospace, Inc. Dba Circor Aerospace Machining Center |
| 10122154 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 74A450669-2001 | 5/2 Secondary reference U.S. Government activity |
| 74A450669-2001 | C/1 Advisory reference — outside the item-of-supply concept Goodrich Corporation Div Advanced Structures Landing Systems |
| 74A450669-2001 | 5/9 Secondary reference Israel Aerospace Industries Ltd. Shl - Aero Assemblies Division |
| 74A450669-2001 | C/1 Advisory reference — outside the item-of-supply concept Circor Aerospace, Inc. Div Circor |
NSN 5310-01-108-7514 is a Washer,key, manufactured by The Boeing Company Div Defense, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-108-7514 has 6 manufacturer part numbers on file: 74A450669-2001 (The Boeing Company Div Defense), 74A450669-2001 (Nassau Tool Works, Inc), 74A450669-2001 (Safran Landing Systems Canada Inc.), 74A450669-2001 (Israel Aerospace Industries Ltd.shl-Aero Assemblies Division), 74A450669-2001 (Cm Manufacturing Inc Dba Cm Manufacturing Inc) and 1 more.
Key specifications for 74A450669-2001: Overall Distance Including Keys: 1.100 INCHES NOMINAL IN; Material Document and Classification: MIL-S-5059,COND 1/2 HARD MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Material Thickness: 0.125 INCHES NOMINAL IN; External Straight Key Width: 0.220 INCHES NOMINAL IN. 5 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.