The Bolt,u, cataloged under National Stock Number 5306-01-033-1931, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-033-1931 |
| Primary Part Number | 12008589 |
| Item Name | Bolt,u |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Army, United States Department of the Dba Rock Island Arsenal Jmtc |
| Status | ACTIVE |
| Inside Distance Between Shanks | 1.560 INCHES MINIMUM AND 1.590 INCHES MAXIMUM IN |
| Thread Length | 0.820 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN |
| Distance From Inside Center of Bend to Bolt End | 3.440 INCHES MINIMUM AND 3.560 INCHES MAXIMUM IN |
| Style Designator | ROUND BEND |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | PAINT GRIP |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 1010 OR STEEL COMP 1020 OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 12008589 PRIMARY | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
NSN 5306-01-033-1931 is a Bolt,u, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-033-1931 has 1 manufacturer part number on file: 12008589 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
Key specifications for 12008589: Inside Distance Between Shanks: 1.560 INCHES MINIMUM AND 1.590 INCHES MAXIMUM IN; Thread Length: 0.820 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN; Distance From Inside Center of Bend to Bolt End: 3.440 INCHES MINIMUM AND 3.560 INCHES MAXIMUM IN; Style Designator: ROUND BEND. 11 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.