The Bolt,machine, cataloged under National Stock Number 5306-01-176-8735, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Wilson-Garner Co. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-176-8735 |
| Primary Part Number | 12323920 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Wilson-Garner Co |
| Status | ACTIVE |
| Head Height | 0.607 INCHES NOMINAL IN |
| Fastener Length | 2.750 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416,CL 3,TYPE II FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 2.250 INCHES NOMINAL IN |
| Hole Configuration Style | HEXAGON FLATS |
| Material Document and Classification | FF-S-85,GR 8 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 1.000 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.500 INCHES NOMINAL IN |
| Width Between Flats | 1.500 INCHES MINIMUM AND 1.531 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 8 |
| Material | STEEL OVERALL |
| Hole Quantity | 1 |
| Thread Series Designator | UNRC |
| Hole Type | DRILLED |
| Hole Diameter | 0.125 INCHES NOMINAL 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 |
|---|---|
| 12323920 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 12323920 PRIMARY | Wilson-Garner Co (USA) |
| Reference | Meaning |
|---|---|
| 12323920 | 5/9 Secondary reference Engineered Parts Sourcing, Inc. |
| BP-2555 | 5/9 Secondary reference Lep Special Fasteners, Inc Div Fontana Fasteners, Inc. |
| RP 1234 | 5/9 Secondary reference Rockford Products Co Sub of Rexnord Inc |
| Z6825 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| 83040 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| Z7484 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
NSN 5306-01-176-8735 is a Bolt,machine, manufactured by Wilson-Garner Co, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-176-8735 has 2 manufacturer part numbers on file: 12323920 (U S Army Tank Automotive Command Amsta-Im-Mm), 12323920 (Wilson-Garner Co).
3 possible matches (shared part number, not a government interchangeability claim): 6145-01-212-0272, 5220-01-331-2224, 3950-01-591-3888. Verify interchangeability with system specifications before substitution.
Key specifications for 12323920: Head Height: 0.607 INCHES NOMINAL IN; Fastener Length: 2.750 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416,CL 3,TYPE II FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 2.250 INCHES NOMINAL IN. 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.