The Bolt,shear, cataloged under National Stock Number 5306-01-328-0264, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-328-0264 |
| Primary Part Number | BACB30ST5-26 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok |
| Status | ACTIVE |
| Extended Washer Thickness | 0.006 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN |
| Head Height | 0.156 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN |
| Fastener Length | 2.486 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.580 INCHES NOMINAL IN |
| Thread Length | 0.861 INCHES NOMINAL IN |
| Material Document and Classification | MIL-B-7838 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.625 INCHES NOMINAL IN |
| Width Between Flats | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| Grip Diameter | 0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 10200 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| BACB30ST5-26 | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| BACB30ST5-26 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| BACB30ST5-26 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-328-0264 is a Bolt,shear, manufactured by Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-328-0264 has 2 manufacturer part numbers on file: BACB30ST5-26 (Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok), BACB30ST5-26 (Sps Technologies, Llc Dba PB Fasteners).
Key specifications for BACB30ST5-26: Extended Washer Thickness: 0.006 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN; Head Height: 0.156 INCHES MINIMUM AND 0.171 INCHES MAXIMUM IN; Fastener Length: 2.486 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 19 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.