The Bolt,shear, cataloged under National Stock Number 5306-01-520-9994, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-520-9994 |
| Primary Part Number | BACB30MY6K4 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Head Height | 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN |
| Fastener Length | 0.575 INCHES NOMINAL IN |
| Thread Length | 0.325 INCHES NOMINAL IN |
| Material Document and Classification | AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.250 INCHES NOMINAL IN |
| Grip Diameter | 0.1881 INCHES MINIMUM AND 0.1885 INCHES MAXIMUM IN |
| Color | BLACK OVERALL |
| Surface Treatment | ALUMINUM OVERALL |
| Minimum Tensile Strength | 95000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | TITANIUM ALLOY OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.242 INCHES MINIMUM AND 0.262 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 |
|---|---|
| BACB30MY6K4 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30MY6K4 | Huck International, Inc (USA) |
| BACB30MY6K4 | Howmet Global Fastening Systems Inc (USA) |
| BACB30MY6K4 | West Coast Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| BACB30MY6K4 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-520-9994 is a Bolt,shear, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-520-9994 has 4 manufacturer part numbers on file: BACB30MY6K4 (Sps Technologies, Llc Dba PB Fasteners), BACB30MY6K4 (Huck International, Inc), BACB30MY6K4 (Howmet Global Fastening Systems Inc), BACB30MY6K4 (West Coast Aerospace, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5306-01-669-6559. Verify interchangeability with system specifications before substitution.
Key specifications for BACB30MY6K4: Head Height: 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN; Fastener Length: 0.575 INCHES NOMINAL IN; Thread Length: 0.325 INCHES NOMINAL IN; Material Document and Classification: AMS4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS4967 ASSN STD SINGLE MATERIAL 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.