The Bolt,ribbed Shoulder, cataloged under National Stock Number 5306-01-102-4711, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5306-01-102-4711 |
| Primary Part Number | 12295542-2 |
| Item Name | Bolt,ribbed Shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Head Height | 0.280 INCHES NOMINAL IN |
| Fastener Length | 3.020 INCHES NOMINAL IN |
| Shoulder Length | 0.770 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Diameter | 0.616 INCHES MINIMUM AND 0.625 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 1.500 INCHES NOMINAL IN |
| Shoulder Shape | RIBBED FIRST SHOULDER |
| Hardness Rating | 35.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.940 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 |
|---|---|
| 12295542-2 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 12295542 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
| 10087862 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5306-01-102-4711 is a Bolt,ribbed Shoulder, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-102-4711 has 1 manufacturer part number on file: 12295542-2 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 5306-01-396-1004. Verify interchangeability with system specifications before substitution.
Key specifications for 12295542-2: Head Height: 0.280 INCHES NOMINAL IN; Fastener Length: 3.020 INCHES NOMINAL IN; Shoulder Length: 0.770 INCHES NOMINAL FIRST SHOULDER IN; Shoulder Diameter: 0.616 INCHES MINIMUM AND 0.625 INCHES MAXIMUM FIRST SHOULDER 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.