The Bolt,ribbed Neck, cataloged under National Stock Number 5306-00-079-1956, 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 16 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 | 5306-00-079-1956 |
| Primary Part Number | 11602279 |
| Item Name | Bolt,ribbed Neck |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Head Height | 0.160 INCHES NOMINAL IN |
| Fastener Length | 1.310 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-Z-325,TYPE3,CLASS3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Thread Length | 0.750 INCHES MINIMUM IN |
| Rib Length | 0.120 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.438 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.620 INCHES NOMINAL IN |
| Rib Major Diameter | 0.468 INCHES MINIMUM AND 0.475 INCHES MAXIMUM IN |
| Surface Treatment | ZINC AND PHOSPHATE OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP 1335 OR STEEL COMP 1340 OVERALL |
| Thread Series Designator | UNF |
| Rib Quantity | 28 |
| 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 |
|---|---|
| 11602279 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 5306-00-079-1956 is a Bolt,ribbed Neck, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-079-1956 has 1 manufacturer part number on file: 11602279 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 11602279: Head Height: 0.160 INCHES NOMINAL IN; Fastener Length: 1.310 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-Z-325,TYPE3,CLASS3 FED SPEC ALL TREATMENT RESPONSES OVERALL; Thread Length: 0.750 INCHES MINIMUM IN. 16 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.