The Washer,shouldered and Recessed, cataloged under National Stock Number 5310-01-112-7949, 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 10 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-112-7949 |
| Primary Part Number | 74A450853-2003 |
| Item Name | Washer,shouldered and Recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Shoulder Height | 0.235 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN |
| Style Designator | SHOULDERED AND RECESSED |
| Material Document and Classification | QQ-A-225/9,TEMPER T73 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/9,TEMPER T7351 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-200/11,TEMPER T73510 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-200/11,TEMPER T73511 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.624 INCHES MINIMUM AND 1.626 INCHES MAXIMUM IN |
| Material Thickness | 0.058 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN |
| Shoulder Diameter | 1.3140 INCHES MINIMUM AND 1.3145 INCHES MAXIMUM IN |
| Recess Diameter | 1.2510 INCHES MINIMUM AND 1.2515 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 7075 OVERALL |
| Hole Diameter | 1.1910 INCHES MINIMUM AND 1.1915 INCHES MAXIMUM IN |
| Recess Angle | 90.0 DEGREES NOMINAL |
| 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 |
|---|---|
| 74A450853-2003 | Goodrich Corporation (USA) |
| 74A450853-2003 | Cm Manufacturing Inc Dba Cm Manufacturing Inc (USA) |
| 74A450853-2003 PRIMARY | The Boeing Company Div Defense (USA) |
| 74A450853-2003 | Israel Aerospace Industries Ltd.shl-Aero Assemblies Division (ISR) |
| Reference | Meaning |
|---|---|
| 10122173 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 74A450853-2003 | 5/9 Secondary reference Safran Landing Systems Canada Inc. |
| 74A450853-2003 | 5/9 Secondary reference Goodrich Corp Dba Goodrich Corp |
| 74A450853-2003 | 5/9 Secondary reference Israel Aerospace Industries Ltd. Shl - Aero Assemblies Division |
| 74A450853-2003 | C/1 Advisory reference — outside the item-of-supply concept Goodrich Corporation Div Advanced Structures Landing Systems |
| 74A450853-2003 | 5/9 Secondary reference All Tools, Inc. Dba E2 Precision Products |
| 74A450853-2003 | 5/9 Secondary reference Israel Aircraft Industries Ltd Marketing Directorate |
| 74A450853-2003 | 5/9 Secondary reference Circor Aerospace, Inc. Dba Circor Aerospace Machining Center |
| 74A450853-2003 | 5/9 Secondary reference Heroux-Devtek Inc |
NSN 5310-01-112-7949 is a Washer,shouldered and Recessed, manufactured by The Boeing Company Div Defense, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-112-7949 has 4 manufacturer part numbers on file: 74A450853-2003 (Goodrich Corporation), 74A450853-2003 (Cm Manufacturing Inc Dba Cm Manufacturing Inc), 74A450853-2003 (The Boeing Company Div Defense), 74A450853-2003 (Israel Aerospace Industries Ltd.shl-Aero Assemblies Division).
Key specifications for 74A450853-2003: Shoulder Height: 0.235 INCHES MINIMUM AND 0.240 INCHES MAXIMUM IN; Style Designator: SHOULDERED AND RECESSED; Material Document and Classification: QQ-A-225/9,TEMPER T73 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/9,TEMPER T7351 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-200/11,TEMPER T73510 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-200/11,TEMPER T73511 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 1.624 INCHES MINIMUM AND 1.626 INCHES MAXIMUM IN. 10 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.