The Pin-Rivet, cataloged under National Stock Number 5320-01-451-7562, 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 11 specifications, cited from the U.S. Government catalog. The record lists 9 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-451-7562 |
| Primary Part Number | BACB20MY8K4Y |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Lubrication | CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Head Height | 0.059 INCHES NOMINAL IN |
| Fastener Length | 0.645 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Grip Length | 0.250 INCHES NOMINAL IN |
| Width Between Flats | 0.0947 INCHES NOMINAL IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Head Major Diameter | 0.387 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 |
|---|---|
| BACB20MY8K4Y | Huck International, Inc (USA) |
| BACB20MY8K4Y | Hi-Shear Corporation (USA) |
| BACB20MY8K4Y | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| BACB20MY8K4Y | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| BACB20MY8K4Y | West Coast Aerospace, Inc. (USA) |
| BACB20MY8K4Y | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACB20MY8K4Y | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HL410 VAZ8-4 | Huck International, Inc (USA) |
| BACB20MY8K4Y | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| BACB20MY8K4Y | 5/9 Secondary reference Sps Technologies Inc |
| BACB30MY | D/9 Drawing number reference only U.S. Government activity |
| HL410 VAZ8-4 | 5/9 Secondary reference Hi-Shear Corporation |
| HL410 VAZ8-4 | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
| HL410 VAZ8-4 | 5/9 Secondary reference Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| HL410 VAZ8-4 | 5/9 Secondary reference U.S. Government activity |
| BACB30MY8K4Y | 3/2 Design control — primary reference U.S. Government activity |
| HL410 VAZ8-4 | 5/9 Secondary reference Sps Technologies Inc |
| HL410 VAZ8-4 | 5/9 Secondary reference West Coast Aerospace, Inc. |
| HL410 VAZ8-4 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-451-7562 is a Pin-Rivet, manufactured by Huck International, Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-451-7562 has 9 manufacturer part numbers on file: BACB20MY8K4Y (Huck International, Inc), BACB20MY8K4Y (Hi-Shear Corporation), BACB20MY8K4Y (Howmet Global Fastening Systems Inc Div City of Industry Operations), BACB20MY8K4Y (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), BACB20MY8K4Y (West Coast Aerospace, Inc.) and 4 more.
4 possible matches (shared part number, not a government interchangeability claim): 5320-01-714-6299, 5320-01-730-7858, 5320-01-730-7859. Verify interchangeability with system specifications before substitution.
Key specifications for BACB20MY8K4Y: Lubrication: CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Head Height: 0.059 INCHES NOMINAL IN; Fastener Length: 0.645 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND. 11 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.