The Pin-Rivet, cataloged under National Stock Number 5320-01-504-9638, is classified within Federal Supply Class 5320 (Rivets) 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 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-504-9638 |
| Primary Part Number | BACB30KD7A21Y |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Shank Diameter | 0.486 INCHES MINIMUM AND 0.509 INCHES MAXIMUM IN |
| Lubrication | CETYL ALCOHOL |
| Fastener Length | 1.788 INCHES MINIMUM AND 1.813 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Tip Diameter | 0.429 INCHES MINIMUM AND 0.436 INCHES MAXIMUM IN |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.438 INCHES IN |
| Grip Length | 1.303 INCHES MINIMUM AND 1.318 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, TAPERED, THREADED |
| Surface Treatment | CADMIUM OVERALL |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| 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 | 0.676 INCHES MINIMUM AND 0.748 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 |
|---|---|
| TLCB130-7W21 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BACB30KD7A21Y | Reid Products Inc. Dba Reid Products Inc (USA) |
| BACB30KD7A21Y | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| TLCB130-7W21 | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| TLCB130-7W21 | Huck International, Inc (USA) |
| TLCB130-7W21 | Reid Products Inc. Dba Reid Products Inc (USA) |
| BACB30KD7A21Y | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BACB30KD7A21Y PRIMARY | Huck International, Inc (USA) |
| Reference | Meaning |
|---|---|
| BACB30KD7A21Y | 5/2 Secondary reference U.S. Government activity |
| TLCB130-7W21 | 5/2 Secondary reference U.S. Government activity |
| BACB30KD7A21Y | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5320-01-504-9638 is a Pin-Rivet, manufactured by Huck International, Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-504-9638 has 8 manufacturer part numbers on file: TLCB130-7W21 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), BACB30KD7A21Y (Reid Products Inc. Dba Reid Products Inc), BACB30KD7A21Y (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), TLCB130-7W21 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products), TLCB130-7W21 (Huck International, Inc) and 3 more.
Key specifications for BACB30KD7A21Y: Shank Diameter: 0.486 INCHES MINIMUM AND 0.509 INCHES MAXIMUM IN; Lubrication: CETYL ALCOHOL; Fastener Length: 1.788 INCHES MINIMUM AND 1.813 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 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.