The Bolt,externally Relieved Body, cataloged under National Stock Number 5306-01-173-7281, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Fluor Marine Propulsion, Llc Dba Knolls Atomic Power Laboratory. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-173-7281 |
| Primary Part Number | 114D2332-4 |
| Item Name | Bolt,externally Relieved Body |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Fluor Marine Propulsion, Llc Dba Knolls Atomic Power Laboratory |
| Status | ACTIVE |
| Fastener Length | 4.350 INCHES MINIMUM AND 4.410 INCHES MAXIMUM IN |
| Thread Length | 1.590 INCHES MINIMUM AND 1.650 INCHES MAXIMUM IN |
| Criticality Code Justification | ZZZY |
| Nominal Thread Diameter | 1.125 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 8 |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | C |
| Part Number | Manufacturer |
|---|---|
| 114D2332-4 | Fluor Marine Propulsion, Llc Dba Knolls Atomic Power Laboratory (USA) |
| Reference | Meaning |
|---|---|
| 155B7798-1 | 3/1 Design control — primary reference Fluor Marine Propulsion, Llc Dba Knolls Atomic Power Laboratory |
NSN 5306-01-173-7281 is a Bolt,externally Relieved Body, manufactured by Fluor Marine Propulsion, Llc Dba Knolls Atomic Power Laboratory, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-173-7281 has 1 manufacturer part number on file: 114D2332-4 (Fluor Marine Propulsion, Llc Dba Knolls Atomic Power Laboratory).
Key specifications for 114D2332-4: Fastener Length: 4.350 INCHES MINIMUM AND 4.410 INCHES MAXIMUM IN; Thread Length: 1.590 INCHES MINIMUM AND 1.650 INCHES MAXIMUM IN; Criticality Code Justification: ZZZY; Nominal Thread Diameter: 1.125 INCHES IN. 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.