The Bolt,machine, cataloged under National Stock Number 5306-01-376-5273, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-376-5273 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Fastener Length | 2.500 INCHES NOMINAL IN |
| Thread Length | 1.250 INCHES NOMINAL IN |
| Material Document and Classification | QQ-N-281,CLA FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 11 |
| Material | NICKEL ALLOY 400 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MIL-DTL-1222JTY1 5/8-112AX2.50LG | 5/9 Secondary reference U.S. Government activity |
| MIL-DTL-1222 | 4/1 Identification reference U.S. Government activity |
| MILS122 TY1 5/8-112AX2.50LG | 5/9 Secondary reference U.S. Government activity |
| 803-2177917-08-33 | 5/1 Secondary reference U.S. Government activity |
| M1222RN10C240NANN | 2/2 Government specification standardization U.S. Government activity |
| MILS1222 TY1 5/ 8-11UNC-2AX2.50 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5306-01-376-5273 is a Bolt,machine, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-01-376-5273: Fastener Length: 2.500 INCHES NOMINAL IN; Thread Length: 1.250 INCHES NOMINAL IN; Material Document and Classification: QQ-N-281,CLA FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Nominal Thread Diameter: 0.625 INCHES IN. 10 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.