The Nut,self-Locking,extended Washer, cataloged under National Stock Number 5310-00-449-2923, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. Government technical data includes 18 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-449-2923 |
| Primary Part Number | TLN10-4 |
| Item Name | Nut,self-Locking,extended Washer |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Lubrication | SOLUBLE LUBRICANT |
| Washer Outside Diameter | 0.244 INCHES MAXIMUM IN |
| Width Across Flats | 0.181 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-A-8625,TY 2,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNF |
| Temp Rating | -65.0 FAHRENHEIT MINIMUM AND 250.0 FAHRENHEIT MAXIMUM DEGF |
| Washer Thickness | 0.035 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN |
| Material Document and Classification | QQ-A-225/6,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nut Counterbore Depth | 0.025 INCHES MINIMUM NUT IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.138 INCHES IN |
| Counterbore Diameter | 0.148 INCHES MINIMUM AND 0.153 INCHES MAXIMUM NUT IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Surface Treatment | ANODIZE OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 40 |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| 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 |
|---|---|
| TLN10-4 | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| TLN10-4 | 3/9 Design control — primary reference Sps Technologies Inc Unbrako Div |
| TLN10-4 | 5/9 Secondary reference U.S. Government activity |
| STSCA006-04 | 5/9 Secondary reference U.S. Government activity |
| TLN10-4 | 5/9 Secondary reference U.S. Government activity |
| TLN10-4 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
NSN 5310-00-449-2923 is a Nut,self-Locking,extended Washer, manufactured by Huck International, Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-449-2923 has 1 manufacturer part number on file: TLN10-4 (Huck International, Inc).
Key specifications for TLN10-4: Lubrication: SOLUBLE LUBRICANT; Overall Height: 0.130 INCHES MINIMUM AND 0.140 INCHES MAXIMUM IN; Washer Outside Diameter: 0.244 INCHES MAXIMUM IN; Width Across Flats: 0.181 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN. 18 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.