The Pin-Rivet, cataloged under National Stock Number 5320-01-253-3753, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-253-3753 |
| Primary Part Number | TL240-4-14 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc |
| Status | ACTIVE |
| Shank Diameter | 0.3157 INCHES NOMINAL IN |
| Lubrication | CETYL ALCOHOL |
| Head Height | 0.058 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Fastener Length | 1.246 INCHES MINIMUM AND 1.271 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416 TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| Tip Diameter | 0.2994 INCHES NOMINAL IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Grip Length | 0.880 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, TAPERED, THREADED |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 180000 POUNDS PER SQUARE INCH LBS |
| Shear Strength | 108000 SINGLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 8740 OR STEEL COMP E4340 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.443 INCHES MINIMUM AND 0.453 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 |
|---|---|
| TL240-4-14 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| TL240-4-14 | Howmet Global Fastening Systems Inc (USA) |
| TL240-4-14 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| TL240-4-14 | Reid Products Inc. Dba Reid Products Inc (USA) |
| TL240-4-14 | Huck International, Inc (USA) |
| TL240-4-14 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| TL240-4-14 PRIMARY | Hi-Shear Corporation (USA) |
| Reference | Meaning |
|---|---|
| TL240-4-14 | 5/9 Secondary reference U.S. Government activity |
| TL240-4-14 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-253-3753 is a Pin-Rivet, manufactured by Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-253-3753 has 7 manufacturer part numbers on file: TL240-4-14 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), TL240-4-14 (Howmet Global Fastening Systems Inc), TL240-4-14 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), TL240-4-14 (Reid Products Inc. Dba Reid Products Inc), TL240-4-14 (Huck International, Inc) and 2 more.
Key specifications for TL240-4-14: Shank Diameter: 0.3157 INCHES NOMINAL IN; Lubrication: CETYL ALCOHOL; Head Height: 0.058 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN; Fastener Length: 1.246 INCHES MINIMUM AND 1.271 INCHES MAXIMUM IN. 20 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.