The Bolt,oval Neck, cataloged under National Stock Number 5306-00-274-2738, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-274-2738 |
| Item Name | Bolt,oval Neck |
| FSC / FSG | 5306 / 53 — Bolts |
| Status | ACTIVE |
| Neck Length | 0.562 INCHES NOMINAL IN |
| Head Height | 0.625 INCHES NOMINAL IN |
| Fastener Length | 5.000 INCHES NOMINAL IN |
| Thread Length | 2.250 INCHES MINIMUM IN |
| Nominal Thread Diameter | 1.000 INCHES IN |
| Head Style | ROUND |
| Thread Direction | RIGHT-HAND |
| Neck Largest Diameter | 1.375 INCHES NOMINAL IN |
| Minimum Yield Strength | 55000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 8 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 1.688 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 |
| Reference | Meaning |
|---|---|
| 1-8 UNC-2AX5IN. LGW/SQ NUT ST | 3/2 Design control — primary reference U.S. Government activity |
| ASAB-18.10-1952 | 3/1 Design control — primary reference U.S. Government activity |
NSN 5306-00-274-2738 is a Bolt,oval Neck, classified under FSC 5306, Bolts. Status: active.
Key specifications for 5306-00-274-2738: Neck Length: 0.562 INCHES NOMINAL IN; Head Height: 0.625 INCHES NOMINAL IN; Fastener Length: 5.000 INCHES NOMINAL IN; Thread Length: 2.250 INCHES MINIMUM IN. 14 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.