The Bolt,shear, cataloged under National Stock Number 5306-01-580-6083, 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 21 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-580-6083 |
| Primary Part Number | BACB30LE7DK24 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES THREADS |
| Surface Finish | 32.0 MICROINCHES GRIP |
| Surface Finish | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| Extended Washer Thickness | 0.099 INCHES MINIMUM AND 0.109 INCHES MAXIMUM IN |
| Head Height | 0.420 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN |
| Fastener Length | 2.583 INCHES MINIMUM AND 2.633 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | BMS10-85, TYPE 1, CLASS B ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.723 INCHES MINIMUM AND 0.743 INCHES MAXIMUM IN |
| Thread Length | 0.728 INCHES MINIMUM AND 0.738 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.4375 INCHES IN |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM IN |
| Width Between Flats | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| Grip Diameter | 0.4672 INCHES MINIMUM AND 0.4682 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 |
|---|---|
| BACB30LE7DK24 | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| BACB30LE7DK24 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BACB30LE7DK24 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| BACB30LE7DK24 | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| BACB30LE7DK24 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| BACB30LE7DK24 | Federal Manufacturing Corp (USA) |
| BACB30LE7DK24 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACB30LE7DK24 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| BACB30LE7DK24 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| BACB30LE7DK24 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-580-6083 is a Bolt,shear, manufactured by Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-580-6083 has 9 manufacturer part numbers on file: BACB30LE7DK24 (Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok), BACB30LE7DK24 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), BACB30LE7DK24 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), BACB30LE7DK24 (Howmet Global Fastening Systems Inc Div City of Industry Operations), BACB30LE7DK24 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc) and 4 more.
Key specifications for BACB30LE7DK24: Surface Finish: 32.0 MICROINCHES THREADS; Surface Finish: 32.0 MICROINCHES GRIP; Surface Finish: 32.0 MICROINCHES BEARING SURFACE OF HEAD; Extended Washer Thickness: 0.099 INCHES MINIMUM AND 0.109 INCHES MAXIMUM IN. 21 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.