The Pin-Rivet, cataloged under National Stock Number 5320-01-556-2936, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-556-2936 |
| Primary Part Number | BACB30MB6A2 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.190 INCHES NOMINAL IN |
| Head Height | 0.070 INCHES NOMINAL IN |
| Fastener Length | 0.450 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416, TYPE II. CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | STRAIGHT PAN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Grip Length | 0.125 INCHES NOMINAL IN |
| Width Between Flats | 0.078 INCHES NOMINAL IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNF |
| Head Major Diameter | 0.367 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 |
|---|---|
| BACB30MB6A2 | Huck International, Inc (USA) |
| BACB30MB6A2 | Howmet Global Fastening Systems Inc (USA) |
| BACB30MB6A2 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30MB6A2 | West Coast Aerospace, Inc. (USA) |
| BACB30MB6A2 | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| BACB30MB6A2 PRIMARY | Hi-Shear Corporation (USA) |
| BACB30MB6A2 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| Reference | Meaning |
|---|---|
| BACB30MB6A2 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5320-01-556-2936 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-556-2936 has 7 manufacturer part numbers on file: BACB30MB6A2 (Huck International, Inc), BACB30MB6A2 (Howmet Global Fastening Systems Inc), BACB30MB6A2 (Sps Technologies, Llc Dba PB Fasteners), BACB30MB6A2 (West Coast Aerospace, Inc.), BACB30MB6A2 (Howmet Global Fastening Systems Inc Div City of Industry Operations) and 2 more.
Key specifications for BACB30MB6A2: Shank Diameter: 0.190 INCHES NOMINAL IN; Head Height: 0.070 INCHES NOMINAL IN; Fastener Length: 0.450 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416, TYPE II. CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 17 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.