The Nut,plain,castellated,hexagon, cataloged under National Stock Number 5310-01-476-5109, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Trailer Component Manufacturing Inc.. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5310-01-476-5109 |
| Primary Part Number | 05-0904 |
| Item Name | Nut,plain,castellated,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Trailer Component Manufacturing Inc. |
| Status | ACTIVE |
| Width Across Flats | 1.678 INCHES MINIMUM AND 1.690 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TYPE II,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNF |
| Material Document and Classification | ASTM A108,1020-1035 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.125 INCHES IN |
| Nut Height | 0.562 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Nut Style | CASTELLATED, HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 12 |
| Material | STEEL OVERALL |
| Bearing Surface Type | WASHER FACED |
| 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 |
|---|---|
| 3573AS195-1 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 05-0904 PRIMARY | Trailer Component Manufacturing Inc. (USA) |
| 05-0904 | Pdi Ground Support Systems, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 3573AS195 | 7/2 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 5310-01-476-5109 is a Nut,plain,castellated,hexagon, manufactured by Trailer Component Manufacturing Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-476-5109 has 3 manufacturer part numbers on file: 3573AS195-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 05-0904 (Trailer Component Manufacturing Inc.), 05-0904 (Pdi Ground Support Systems, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 6540-01-529-8664. Verify interchangeability with system specifications before substitution.
Key specifications for 05-0904: Width Across Flats: 1.678 INCHES MINIMUM AND 1.690 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TYPE II,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNF; Material Document and Classification: ASTM A108,1020-1035 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 13 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.