The Bolt,shear, cataloged under National Stock Number 5306-00-782-8249, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Government technical data includes 15 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-782-8249 |
| Primary Part Number | BACB30GT7-37 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Head Height | 0.203 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN |
| Fastener Length | 2.718 INCHES MINIMUM AND 2.765 INCHES MAXIMUM IN |
| Thread Length | 0.453 INCHES MAXIMUM IN |
| Shank Unthreaded Hole Diameter | 0.106 INCHES NOMINAL FIRST HOLE IN |
| Nominal Thread Diameter | 0.438 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 2.312 INCHES NOMINAL IN |
| Width Between Flats | 0.615 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN |
| Grip Diameter | 0.4362 INCHES MINIMUM AND 0.4367 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 2.515 INCHES MINIMUM AND 2.547 INCHES MAXIMUM FIRST HOLE 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 |
|---|---|
| BACB30GT7-37 | Howmet Global Fastening Systems Inc (USA) |
| BACB30GT7-37 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| BACB30GT7-37 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| BACB30GT7-37 | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| BACB30GT7-37 | 5/2 Secondary reference U.S. Government activity |
| BACB30GT7-37 | 5/2 Secondary reference U.S. Government activity |
| BACB30GT7-37 | 5/9 Secondary reference Top-Kut Meats Inc |
| BACB30GT7-37 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-782-8249 is a Bolt,shear, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-782-8249 has 4 manufacturer part numbers on file: BACB30GT7-37 (Howmet Global Fastening Systems Inc), BACB30GT7-37 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), BACB30GT7-37 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), BACB30GT7-37 (The Boeing Company).
Key specifications for BACB30GT7-37: Head Height: 0.203 INCHES MINIMUM AND 0.235 INCHES MAXIMUM IN; Fastener Length: 2.718 INCHES MINIMUM AND 2.765 INCHES MAXIMUM IN; Thread Length: 0.453 INCHES MAXIMUM IN; Shank Unthreaded Hole Diameter: 0.106 INCHES NOMINAL FIRST HOLE IN. 15 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.