The Washer,shouldered, cataloged under National Stock Number 5310-01-108-7556, 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 9 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-108-7556 |
| Primary Part Number | 74A450605-2001 |
| Item Name | Washer,shouldered |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES BOTTOM |
| Shoulder Height | 0.178 INCHES MINIMUM AND 0.182 INCHES MAXIMUM IN |
| Style Designator | SHOULDERED |
| Material Document and Classification | QQ-A-225/9,TEMPER T7351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.380 INCHES NOMINAL IN |
| Material Thickness | 0.158 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN |
| Shoulder Diameter | 0.988 INCHES MINIMUM AND 0.989 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 7075 OVERALL |
| Hole Diameter | 0.814 INCHES MINIMUM AND 0.815 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 |
|---|---|
| 74A450605-2001 | Nassau Tool Works, Inc (USA) |
| 74A450605-2001 | Cm Manufacturing Inc Dba Cm Manufacturing Inc (USA) |
| 74A450605-2001 | Goodrich Corporation (USA) |
| 74A450605-2001 PRIMARY | The Boeing Company Div Defense (USA) |
| 74A450605-2001 | Heroux-Devtek Inc (CAN) |
| 74A450605-2001 | Safran Landing Systems Canada Inc. (CAN) |
| Reference | Meaning |
|---|---|
| 74A450605-2001 | 5/9 Secondary reference Goodrich Corporation Div Advanced Structures Landing Systems |
| 74A450605-2001 | 5/9 Secondary reference All Tools, Inc. Dba E2 Precision Products |
| 10122161 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 74A450605-2001 | C/1 Advisory reference — outside the item-of-supply concept Israel Aerospace Industries Ltd.shl-Aero Assemblies Division |
| 74A450605-2001 | C/1 Advisory reference — outside the item-of-supply concept Circor Aerospace, Inc. Div Circor |
| 74A450605-2001 | 5/9 Secondary reference Circor Aerospace, Inc. Dba Circor Aerospace Machining Center |
| 74A450605-2001 | 5/9 Secondary reference Israel Aerospace Industries Ltd. Shl - Aero Assemblies Division |
NSN 5310-01-108-7556 is a Washer,shouldered, manufactured by The Boeing Company Div Defense, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-108-7556 has 6 manufacturer part numbers on file: 74A450605-2001 (Nassau Tool Works, Inc), 74A450605-2001 (Cm Manufacturing Inc Dba Cm Manufacturing Inc), 74A450605-2001 (Goodrich Corporation), 74A450605-2001 (The Boeing Company Div Defense), 74A450605-2001 (Heroux-Devtek Inc) and 1 more.
Key specifications for 74A450605-2001: Surface Finish: 63.0 MICROINCHES BOTTOM; Shoulder Height: 0.178 INCHES MINIMUM AND 0.182 INCHES MAXIMUM IN; Style Designator: SHOULDERED; Material Document and Classification: QQ-A-225/9,TEMPER T7351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 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.