The Bolt,machine, cataloged under National Stock Number 5306-00-754-1794, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. Government technical data includes 17 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through both NSN and commercial part number lookups. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-754-1794 |
| Primary Part Number | MS20033-2 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Head Height | 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN |
| Fastener Length | 0.656 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN |
| Thread Length | 0.390 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN |
| Hardness Rating | 27.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | MIL-B-7874 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.266 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN |
| Width Between Flats | 0.365 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 140000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| 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 |
|---|---|
| MS20033-2 | Huck International, Inc (USA) |
| MS20033-2 | Howmet Global Fastening Systems Inc (USA) |
| MS20033-2 | Lamson and Sessions Co the (USA) |
| MS20033-2 | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| MS20033-2 | 5/9 Secondary reference U.S. Government activity |
| MS20033-2 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| MS20033-2 | 5/9 Secondary reference U.S. Government activity |
| MILB7874 | 5/9 Secondary reference U.S. Government activity |
| MS20033-2 | 5/9 Secondary reference U.S. Government activity |
| MS20033-2 | 5/2 Secondary reference U.S. Government activity |
| 5306PL1737411 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| LE20033-2 | 5/9 Secondary reference Lawrence Engineering and Supply Inc |
| MS20033-2 | 3/2 Design control — primary reference U.S. Government activity |
| NASM7874 | 3/1 Design control — primary reference U.S. Government activity |
| MIL-B-7874 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-00-754-1794 is a Bolt,machine, manufactured by Huck International, Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-754-1794 has 4 manufacturer part numbers on file: MS20033-2 (Huck International, Inc), MS20033-2 (Howmet Global Fastening Systems Inc), MS20033-2 (Lamson and Sessions Co the), MS20033-2 (Fairchild Fasteners Europe - Vsd Gmbh).
1 possible match (shared part number, not a government interchangeability claim): 5306-01-375-7124. Verify interchangeability with system specifications before substitution.
Key specifications for MS20033-2: Head Height: 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN; Fastener Length: 0.656 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN; Thread Length: 0.390 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN; Hardness Rating: 27.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL. 17 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.