The Pin-Rivet, cataloged under National Stock Number 5320-01-451-7590, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-451-7590 |
| Primary Part Number | BACB30FQ6A4 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Shank Diameter | 0.201 INCHES NOMINAL IN |
| Fastener Length | 0.565 INCHES MINIMUM AND 0.585 INCHES MAXIMUM IN |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Grip Length | 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN |
| Width Between Flats | 0.079 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Material | IRON ALLOY 660 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.305 INCHES NOMINAL 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 |
|---|---|
| BACB30FQ6A4 | Howmet Global Fastening Systems Inc (USA) |
| BACB30FQ6A4 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACB30FQ6A4 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| BACB30FQ6A4 | Huck International, Inc (USA) |
| BACB30FQ6A4 | West Coast Aerospace, Inc. (USA) |
| BACB30FQ6A4 | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| BACB30FQ6A4 | Hi-Shear Corporation (USA) |
| BACB30FQ6A4 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| BACB30FQ6A4 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-451-7590 is a Pin-Rivet, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-451-7590 has 8 manufacturer part numbers on file: BACB30FQ6A4 (Howmet Global Fastening Systems Inc), BACB30FQ6A4 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), BACB30FQ6A4 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), BACB30FQ6A4 (Huck International, Inc), BACB30FQ6A4 (West Coast Aerospace, Inc.) and 3 more.
Key specifications for BACB30FQ6A4: Shank Diameter: 0.201 INCHES NOMINAL IN; Fastener Length: 0.565 INCHES MINIMUM AND 0.585 INCHES MAXIMUM IN; Head Style: FLUSH COUNTERSUNK; Thread Direction: RIGHT-HAND. 13 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.