The Bolt,shear, cataloged under National Stock Number 5306-01-174-3542, 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 20 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-174-3542 |
| Primary Part Number | LD111-0021-1233 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Extended Washer Thickness | 0.178 INCHES NOMINAL IN |
| Head Height | 0.566 INCHES NOMINAL IN |
| Fastener Length | 3.323 INCHES MINIMUM AND 3.353 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.917 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN |
| Thread Length | 1.136 INCHES MINIMUM AND 1.166 INCHES MAXIMUM IN |
| Hardness Rating | 46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.750 INCHES IN |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Grip Length | 2.187 INCHES NOMINAL IN |
| Width Between Flats | 1.220 INCHES MINIMUM AND 1.230 INCHES MAXIMUM IN |
| Grip Diameter | 0.7485 INCHES MINIMUM AND 0.7490 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 220000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL COMP XM-13 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 |
|---|---|
| LD111-0021-1233 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| LD111-0021-1233 PRIMARY | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| LD111-0021-1233 PRIMARY | Huck International, Inc (USA) |
| LD111-0021-1233 PRIMARY | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| LD111-0021-1233 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| LD111-0021-1233 | 7/2 Vendor item drawing reference The Boeing Company Div Legacy Am&m |
| LD111-0021-1233 | 3/2 Design control — primary reference U.S. Government activity |
| LD111-0021-1233 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| LD111-0021-1233 | 5/9 Secondary reference Specialty Products Co Div of Clampco Products Inc |
NSN 5306-01-174-3542 is a Bolt,shear, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-174-3542 has 5 manufacturer part numbers on file: LD111-0021-1233 (Howmet Global Fastening Systems Inc), LD111-0021-1233 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), LD111-0021-1233 (Huck International, Inc), LD111-0021-1233 (Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries), LD111-0021-1233 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company).
Key specifications for LD111-0021-1233: Extended Washer Thickness: 0.178 INCHES NOMINAL IN; Head Height: 0.566 INCHES NOMINAL IN; Fastener Length: 3.323 INCHES MINIMUM AND 3.353 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 20 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.