The Pin-Rivet, cataloged under National Stock Number 5320-01-526-7641, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Reid Products Inc. Dba Reid Products Inc. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5320-01-526-7641 |
| Primary Part Number | TLCB440-8W36 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Reid Products Inc. Dba Reid Products Inc |
| Status | ACTIVE |
| Shank Diameter | 0.491 INCHES MINIMUM AND 0.498 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL |
| Head Height | 0.240 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416, TYPE II0.QQ-P-416, TYPE II0 CLASS 2 FED STD SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | STRAIGHT PAN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.500 INCHES IN |
| Shank Style | GROOVED |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | IRON ALLOY 660 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.491 INCHES MINIMUM AND 0.498 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 |
|---|---|
| TLCB440-8W36 | Reid Products Inc. Dba Reid Products Inc (USA) |
| TLCB440-8W36 | Howmet Global Fastening Systems Inc (USA) |
| TLCB440-8W36 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| TLCB440-8W36 | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| TLCB440-8W36 | 3/2 Design control — primary reference U.S. Government activity |
| TLCB440-8W36 | 5/2 Secondary reference U.S. Government activity |
NSN 5320-01-526-7641 is a Pin-Rivet, manufactured by Reid Products Inc. Dba Reid Products Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-526-7641 has 4 manufacturer part numbers on file: TLCB440-8W36 (Reid Products Inc. Dba Reid Products Inc), TLCB440-8W36 (Howmet Global Fastening Systems Inc), TLCB440-8W36 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), TLCB440-8W36 (Huck International, Inc).
Key specifications for TLCB440-8W36: Shank Diameter: 0.491 INCHES MINIMUM AND 0.498 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL; Head Height: 0.240 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416, TYPE II0.QQ-P-416, TYPE II0 CLASS 2 FED STD SINGLE TREATMENT RESPONSE OVERALL. 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.