The Bolt,u, cataloged under National Stock Number 5306-01-160-3942, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is General Motors Llc Dba General Motors Llc. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-160-3942 |
| Primary Part Number | 326489 |
| Item Name | Bolt,u |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | General Motors Llc Dba General Motors Llc |
| Status | ACTIVE |
| Inside Distance Between Shanks | 3.083 INCHES MINIMUM AND 3.088 INCHES MAXIMUM IN |
| Thread Length | 3.000 INCHES MINIMUM AND 3.120 INCHES MAXIMUM IN |
| Hardness Rating | 23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| Distance From Inside Center of Bend to Bolt End | 6.620 INCHES MINIMUM AND 6.740 INCHES MAXIMUM IN |
| Style Designator | ROUND BEND |
| Material Document and Classification | SAE1541 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 18 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNRF |
| 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 |
|---|---|
| 326489 PRIMARY | General Motors Llc Dba General Motors Llc (USA) |
| Reference | Meaning |
|---|---|
| 326489 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
| 5306011603942 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 5306-01-160-3942 is a Bolt,u, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-160-3942 has 1 manufacturer part number on file: 326489 (General Motors Llc Dba General Motors Llc).
Key specifications for 326489: Inside Distance Between Shanks: 3.083 INCHES MINIMUM AND 3.088 INCHES MAXIMUM IN; Thread Length: 3.000 INCHES MINIMUM AND 3.120 INCHES MAXIMUM IN; Hardness Rating: 23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL; Distance From Inside Center of Bend to Bolt End: 6.620 INCHES MINIMUM AND 6.740 INCHES MAXIMUM IN. 12 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.