The Washer,shouldered, cataloged under National Stock Number 5310-00-987-9034, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 11 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 | 5310-00-987-9034 |
| Primary Part Number | 513129 |
| Item Name | Washer,shouldered |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Surface Treatment Document and Classification | H.S.95 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Shoulder Height | 0.037 INCHES MINIMUM AND 0.039 INCHES MAXIMUM IN |
| Hardness Rating | 78.0 ROCKWELL B MINIMUM |
| Style Designator | SHOULDERED |
| Material Document and Classification | AMS4121 ASSN STD SINGLE MATERIAL RESPONSE AND H.S.145 GRADE 3D MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.492 INCHES MINIMUM AND 0.496 INCHES MAXIMUM IN |
| Material Thickness | 0.039 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN |
| Shoulder Diameter | 0.423 INCHES MINIMUM AND 0.433 INCHES MAXIMUM IN |
| Surface Treatment | ANODIZE OVERALL |
| Material | ALUMINUM ALLOY OVERALL |
| Hole Diameter | 0.320 INCHES MINIMUM AND 0.340 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 |
|---|---|
| 513129 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 5310-00-987-9034 is a Washer,shouldered, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-987-9034 has 1 manufacturer part number on file: 513129 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 513129: Surface Treatment Document and Classification: H.S.95 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Shoulder Height: 0.037 INCHES MINIMUM AND 0.039 INCHES MAXIMUM IN; Hardness Rating: 78.0 ROCKWELL B MINIMUM; Style Designator: SHOULDERED. 11 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.