The Nut,plain,extended Washer,double, cataloged under National Stock Number 5310-01-666-1135, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies Llc Dba PB Fasteners Div PB Fasteners. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-666-1135 |
| Primary Part Number | TLN1031CPD1T-14 |
| Item Name | Nut,plain,extended Washer,double |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners |
| Status | ACTIVE |
| Washer Outside Diameter | 1.450 INCHES MAXIMUM IN |
| Width Across Flats | 1.115 INCHES MINIMUM AND 1.127 INCHES MAXIMUM IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Washer Thickness | 0.094 INCHES MINIMUM AND 0.107 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| Material Document and Classification | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE WASHER |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.9750 INCHES IN |
| Surface Treatment | PASSIVATE WASHER |
| Surface Treatment | PASSIVATE NUT |
| Nut Style | DOUBLE HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 14 |
| Material | STEEL CORROSION RESISTING NUT |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| TLN1031CPD1T-14 | Reid Products Inc. Dba Reid Products Inc (USA) |
| TLN1031CPD1T-14 | Huck International, Inc (USA) |
| TLN1031CPD1T-14 | Howmet Global Fastening Systems Inc (USA) |
| TLN1031CPD1T-14 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| TLN1031CPD1T-14 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| TLN1031CPD1T-14 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-666-1135 is a Nut,plain,extended Washer,double, manufactured by Sps Technologies Llc Dba PB Fasteners Div PB Fasteners, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-666-1135 has 5 manufacturer part numbers on file: TLN1031CPD1T-14 (Reid Products Inc. Dba Reid Products Inc), TLN1031CPD1T-14 (Huck International, Inc), TLN1031CPD1T-14 (Howmet Global Fastening Systems Inc), TLN1031CPD1T-14 (Sps Technologies, Llc Dba PB Fasteners), TLN1031CPD1T-14 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners).
Key specifications for TLN1031CPD1T-14: Overall Height: 0.850 INCHES MINIMUM AND 0.870 INCHES MAXIMUM IN; Washer Outside Diameter: 1.450 INCHES MAXIMUM IN; Width Across Flats: 1.115 INCHES MINIMUM AND 1.127 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF). 15 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.