The Bolt,hook, cataloged under National Stock Number 5306-01-366-4527, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Department of Defense Project Manager-Mobile Electric Power. Government technical data includes 12 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 | 5306-01-366-4527 |
| Primary Part Number | 88-21685 |
| Item Name | Bolt,hook |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Department of Defense Project Manager-Mobile Electric Power |
| Status | ACTIVE |
| Distance From Inside of Bend to Shank End | 5.630 INCHES NOMINAL IN |
| Thread Length | 1.750 INCHES NOMINAL IN |
| Hook Inside Width | 0.312 INCHES NOMINAL IN |
| Style Designator | ROUND BEND |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Distance From Inside Center of Bend to Hook End | 0.630 INCHES NOMINAL IN |
| Thread Class | 2B |
| Thread Quantity Per Inch | 16 |
| Material | STEEL COMP 304 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 |
|---|---|
| 88-21685 PRIMARY | Department of Defense Project Manager-Mobile Electric Power (USA) |
NSN 5306-01-366-4527 is a Bolt,hook, manufactured by Department of Defense Project Manager-Mobile Electric Power, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-366-4527 has 1 manufacturer part number on file: 88-21685 (Department of Defense Project Manager-Mobile Electric Power).
Key specifications for 88-21685: Distance From Inside of Bend to Shank End: 5.630 INCHES NOMINAL IN; Thread Length: 1.750 INCHES NOMINAL IN; Hook Inside Width: 0.312 INCHES NOMINAL IN; Style Designator: ROUND BEND. 12 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.