The Bolt,hook, cataloged under National Stock Number 5306-00-655-7252, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Metadure Parts & Sales, Inc.. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5306-00-655-7252 |
| Primary Part Number | B4063 |
| Item Name | Bolt,hook |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Metadure Parts & Sales, Inc. |
| Status | ACTIVE |
| Distance From Inside of Bend to Shank End | 25.813 INCHES NOMINAL IN |
| Thread Length | 2.000 INCHES MINIMUM IN |
| Hook Inside Width | 1.188 INCHES NOMINAL IN |
| Style Designator | RIGHT ANGLE BEND |
| Material Document and Classification | QQ-S-633 COMP C1020 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 1020 OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| B4063 PRIMARY | Metadure Parts & Sales, Inc. (USA) |
| Reference | Meaning |
|---|---|
| B4063 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-00-655-7252 is a Bolt,hook, manufactured by Metadure Parts & Sales, Inc., classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-655-7252 has 1 manufacturer part number on file: B4063 (Metadure Parts & Sales, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 1680-00-946-2914. Verify interchangeability with system specifications before substitution.
Key specifications for B4063: Distance From Inside of Bend to Shank End: 25.813 INCHES NOMINAL IN; Thread Length: 2.000 INCHES MINIMUM IN; Hook Inside Width: 1.188 INCHES NOMINAL IN; Style Designator: RIGHT ANGLE BEND. 11 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.