The Bolt,internally Relieved Body, cataloged under National Stock Number 5306-01-408-0472, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Opgal-Optronic Industries Ltd.. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-408-0472 |
| Primary Part Number | MP8304645-0 |
| Item Name | Bolt,internally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Opgal-Optronic Industries Ltd. |
| Status | ACTIVE |
| Head Height | 0.255 INCHES NOMINAL IN |
| Fastener Length | 1.005 INCHES NOMINAL IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) CONCENTRIC HOLE |
| Concentric Hole Depth | 0.200 INCHES NOMINAL IN |
| Thread Length | 0.370 INCHES NOMINAL IN |
| Style Designator | CONCENTRIC HOLE THREADED |
| Material Document and Classification | ASTMA582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.187 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Material | STEEL COMP 303 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 |
| Part Number | Manufacturer |
|---|---|
| MP8304645-0 PRIMARY | Opgal-Optronic Industries Ltd. (ISR) |
| Reference | Meaning |
|---|---|
| MP8304645-0 | 3/9 Design control — primary reference Rsl Electronics Ltd |
NSN 5306-01-408-0472 is a Bolt,internally Relieved Body, manufactured by Opgal-Optronic Industries Ltd., classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-408-0472 has 1 manufacturer part number on file: MP8304645-0 (Opgal-Optronic Industries Ltd.).
Key specifications for MP8304645-0: Head Height: 0.255 INCHES NOMINAL IN; Fastener Length: 1.005 INCHES NOMINAL IN; Thread Series: UNIFIED NATIONAL COARSE (UNC) CONCENTRIC HOLE; Concentric Hole Depth: 0.200 INCHES NOMINAL IN. 15 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.