The Bolt,shear, cataloged under National Stock Number 5306-01-049-0637, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Federal Manufacturing Corp. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-049-0637 |
| Primary Part Number | BAC306E5-21 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Federal Manufacturing Corp |
| Status | ACTIVE |
| Extended Washer Thickness | 0.040 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN |
| Head Height | 0.309 INCHES MINIMUM AND 0.329 INCHES MAXIMUM IN |
| Fastener Length | 1.890 INCHES MINIMUM AND 1.920 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.575 INCHES MINIMUM AND 0.585 INCHES MAXIMUM IN |
| Thread Length | 0.568 INCHES MINIMUM AND 0.618 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 81205-BACS12LE PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Grip Length | 1.302 INCHES MINIMUM AND 1.322 INCHES MAXIMUM IN |
| Width Between Flats | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN |
| Grip Diameter | 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 220000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | IRON ALLOY 660 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 |
|---|---|
| BAC306E5-21 | Federal Manufacturing Corp (USA) |
| BAC306E5-21 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30LE5-21 | Huck International, Inc (USA) |
| BAC306E5-21 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| BAC306E5-21 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| BACB30LE5-21 | 5/9 Secondary reference U.S. Government activity |
| BACB30LE5-21 | 3/2 Design control — primary reference U.S. Government activity |
| BACB30LE5-21 | 5/2 Secondary reference U.S. Government activity |
NSN 5306-01-049-0637 is a Bolt,shear, manufactured by Federal Manufacturing Corp, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-049-0637 has 5 manufacturer part numbers on file: BAC306E5-21 (Federal Manufacturing Corp), BAC306E5-21 (Sps Technologies, Llc Dba PB Fasteners), BACB30LE5-21 (Huck International, Inc), BAC306E5-21 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), BAC306E5-21 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners).
Key specifications for BAC306E5-21: Extended Washer Thickness: 0.040 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN; Head Height: 0.309 INCHES MINIMUM AND 0.329 INCHES MAXIMUM IN; Fastener Length: 1.890 INCHES MINIMUM AND 1.920 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 3 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.