The Washer,flat, cataloged under National Stock Number 5310-00-885-0106, 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 9 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-885-0106 |
| Primary Part Number | 514788 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Overall Diameter | 0.433 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN |
| Hardness Rating | 61.0 ROCKWELL B MINIMUM AND 81.5 ROCKWELL B MAXIMUM |
| Material Document and Classification | AMS 5516 ASSN STD 1ST MATERIAL RESPONSE OR AISI ASSN STD 1ST MATERIAL RESPONSE AND AMS 5513 ASSN STD 2ND MATERIAL RESPONSE OR AISI ASSN STD 2ND MATERIAL RESPONSE AND QQ-S-763,TY C FED SPEC 3RD MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 410 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.203 INCHES NOMINAL IN |
| Thickness | 0.029 INCHES MINIMUM AND 0.030 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 |
|---|---|
| 514788 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 5310-00-885-0106 is a Washer,flat, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-885-0106 has 1 manufacturer part number on file: 514788 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-656-1909. Verify interchangeability with system specifications before substitution.
Key specifications for 514788: Overall Diameter: 0.433 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN; Hardness Rating: 61.0 ROCKWELL B MINIMUM AND 81.5 ROCKWELL B MAXIMUM; Material Document and Classification: AMS 5516 ASSN STD 1ST MATERIAL RESPONSE OR AISI ASSN STD 1ST MATERIAL RESPONSE AND AMS 5513 ASSN STD 2ND MATERIAL RESPONSE OR AISI ASSN STD 2ND MATERIAL RESPONSE AND QQ-S-763,TY C FED SPEC 3RD MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 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.