The Washer,shouldered and Recessed, cataloged under National Stock Number 5310-01-112-1576, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-112-1576 |
| Primary Part Number | 65102-11529-118 |
| Item Name | Washer,shouldered and Recessed |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Shoulder Height | 0.180 INCHES NOMINAL IN |
| Style Designator | SHOULDERED AND RECESSED BOTH SIDES |
| Material Document and Classification | QQ-C-530,TEMPER A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.650 INCHES NOMINAL IN |
| Material Thickness | 0.058 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN |
| Shoulder Diameter | 1.3140 INCHES MINIMUM AND 1.3145 INCHES MAXIMUM IN |
| Recess Diameter | 1.1655 INCHES MINIMUM AND 1.1860 INCHES MAXIMUM IN |
| Material | COPPER ALLOY 172 OVERALL |
| Hole Diameter | 1.1255 INCHES MINIMUM AND 1.1260 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 |
|---|---|
| 65102-11529-118 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
NSN 5310-01-112-1576 is a Washer,shouldered and Recessed, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-112-1576 has 1 manufacturer part number on file: 65102-11529-118 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for 65102-11529-118: Shoulder Height: 0.180 INCHES NOMINAL IN; Style Designator: SHOULDERED AND RECESSED BOTH SIDES; Material Document and Classification: QQ-C-530,TEMPER A FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 1.650 INCHES NOMINAL 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.