The Nut,self-Locking,assembled Washe, cataloged under National Stock Number 5310-00-460-4956, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-460-4956 |
| Primary Part Number | HW17-6 |
| Item Name | Nut,self-Locking,assembled Washe |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Washer Outside Diameter | 0.617 INCHES NOMINAL IN |
| Width Across Flats | 0.437 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Temp Rating | -65.0 FAHRENHEIT MINIMUM AND 450.0 FAHRENHEIT MAXIMUM DEGF |
| Hardness Rating | 46.0 ROCKWELL C MINIMUM |
| Material Document and Classification | MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE NUT |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.375 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Surface Treatment | CADMIUM OVERALL |
| Countersink Angle | 85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM NUT |
| Nut Style | FLAT WITH TURNED UP EDGE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 8740 NUT |
| Material | STEEL WASHER |
| 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 |
|---|---|
| TLN1000-12 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HW17-6 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| STSCA003AAA12 | Howmet Global Fastening Systems Inc. Div Microdot Products (USA) |
| TLN1000-12 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| TLN1000-12 | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| TLN1000-12 | 5/9 Secondary reference U.S. Government activity |
| TLN1000-12 | 5/2 Secondary reference U.S. Government activity |
| TLN1000-12 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| 5310PL0842000 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| LH6874B66 | 5/9 Secondary reference Harvard Industries Inc |
| STSCA003AAA12 | 7/2 Vendor item drawing reference U.S. Government activity |
| TLN1000-12 | 5/9 Secondary reference U.S. Government activity |
NSN 5310-00-460-4956 is a Nut,self-Locking,assembled Washe, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-460-4956 has 5 manufacturer part numbers on file: TLN1000-12 (Sps Technologies, Llc Dba PB Fasteners), HW17-6 (Howmet Global Fastening Systems Inc), STSCA003AAA12 (Howmet Global Fastening Systems Inc. Div Microdot Products), TLN1000-12 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), TLN1000-12 (Fairchild Fasteners Europe - Vsd Gmbh).
Key specifications for HW17-6: Overall Height: 0.354 INCHES NOMINAL IN; Washer Outside Diameter: 0.617 INCHES NOMINAL IN; Width Across Flats: 0.437 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 17 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.