The Bolt,shear, cataloged under National Stock Number 5306-01-573-1227, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc Div City of Industry Operations. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-573-1227 |
| Primary Part Number | BACB30NE4D-68 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Howmet Global Fastening Systems Inc Div City of Industry Operations |
| Status | ACTIVE |
| Head Height | 0.125 INCHES NOMINAL IN |
| Fastener Length | 4.675 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | AMS-QQ-P-416,TYPE II.CLASS 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.425 INCHES NOMINAL IN |
| Material Document and Classification | AMS6415 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 4.250 INCHES NOMINAL IN |
| Width Between Flats | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN |
| Grip Diameter | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 4340 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 |
|---|---|
| BACB30NE4D-68 | Howmet Global Fastening Systems Inc Div City of Industry Operations (USA) |
| BACB30NE4D-68 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30NE4D-68 | Huck International, Inc (USA) |
| BACB30NE4D-68 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| BACB30NE4D-68 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| BACB30NE4D-68 | Howmet Global Fastening Systems Inc (USA) |
| BACB30NE4D-68 | Federal Manufacturing Corp (USA) |
| Reference | Meaning |
|---|---|
| BACB30NE4D-68 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-573-1227 is a Bolt,shear, manufactured by Howmet Global Fastening Systems Inc Div City of Industry Operations, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-573-1227 has 7 manufacturer part numbers on file: BACB30NE4D-68 (Howmet Global Fastening Systems Inc Div City of Industry Operations), BACB30NE4D-68 (Sps Technologies, Llc Dba PB Fasteners), BACB30NE4D-68 (Huck International, Inc), BACB30NE4D-68 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), BACB30NE4D-68 (Valley-Todeco, Inc. Dba Arconic Fastening Systems) and 2 more.
Key specifications for BACB30NE4D-68: Head Height: 0.125 INCHES NOMINAL IN; Fastener Length: 4.675 INCHES NOMINAL IN; Surface Treatment Document and Classification: AMS-QQ-P-416,TYPE II.CLASS 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.425 INCHES NOMINAL IN. 16 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.