The Bolt,shear, cataloged under National Stock Number 5306-01-625-7961, 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 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-625-7961 |
| Primary Part Number | BACB30LE8K35X |
| 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 | 0.113 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN |
| Head Height | 0.420 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN |
| Fastener Length | 3.000 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | BMS10-85,TYPE 1,CLASS B ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.818 INCHES MINIMUM AND 0.828 INCHES MAXIMUM IN |
| Thread Length | 0.813 INCHES NOMINAL IN |
| Material Document and Classification | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.5000 INCHES IN |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Grip Length | 2.187 INCHES NOMINAL IN |
| Width Between Flats | 0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM IN |
| Grip Diameter | 0.5297 INCHES MINIMUM AND 0.5307 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 200000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| 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 |
|---|---|
| BACB30LE8K35X | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| BACB30LE8K35X | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| BACB30LE8K35X | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| BACB30LE8K35X | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| BACB30LE8K35X | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACB30LE8K35X | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BACB30LE8K35X | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| BACB30LE8K35X | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30LE8K35X | Federal Manufacturing Corp (USA) |
| Reference | Meaning |
|---|---|
| BACB30LE8K35X | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-625-7961 is a Bolt,shear, manufactured by Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-625-7961 has 9 manufacturer part numbers on file: BACB30LE8K35X (Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok), BACB30LE8K35X (Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries), BACB30LE8K35X (Valley-Todeco, Inc. Dba Arconic Fastening Systems), BACB30LE8K35X (Howmet Global Fastening Systems Inc Div City of Industry Operations), BACB30LE8K35X (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company) and 4 more.
Key specifications for BACB30LE8K35X: Extended Washer Thickness: 0.113 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN; Head Height: 0.420 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN; Fastener Length: 3.000 INCHES NOMINAL IN; Surface Treatment Document and Classification: BMS10-85,TYPE 1,CLASS B ASSN STD SINGLE TREATMENT RESPONSE OVERALL. 18 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.