The Bolt,u, cataloged under National Stock Number 5306-01-214-1337, 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 13 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 | 5306-01-214-1337 |
| Primary Part Number | 81-4878 |
| Item Name | Bolt,u |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Department of Defense Project Manager-Mobile Electric Power |
| Status | ACTIVE |
| Inside Distance Between Shanks | 2.963 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-E-52798 COLOR FOR GREEN MIL SPEC SINGLE TREATMENT RESPONSE GRIP |
| Thread Length | 1.000 INCHES NOMINAL IN |
| Distance From Inside Center of Bend to Bolt End | 3.6875 INCHES NOMINAL IN |
| Style Designator | SQUARE BEND |
| Material Document and Classification | MIL-S-637 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.3125 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | ENAMEL GRIP |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 18 |
| Material | STEEL COMP 1117 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 |
|---|---|
| 81-4878 PRIMARY | Department of Defense Project Manager-Mobile Electric Power (USA) |
NSN 5306-01-214-1337 is a Bolt,u, manufactured by Department of Defense Project Manager-Mobile Electric Power, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-214-1337 has 1 manufacturer part number on file: 81-4878 (Department of Defense Project Manager-Mobile Electric Power).
Key specifications for 81-4878: Inside Distance Between Shanks: 2.963 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-E-52798 COLOR FOR GREEN MIL SPEC SINGLE TREATMENT RESPONSE GRIP; Thread Length: 1.000 INCHES NOMINAL IN; Distance From Inside Center of Bend to Bolt End: 3.6875 INCHES NOMINAL IN. 13 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.