The Bolt,machine, cataloged under National Stock Number 5306-00-281-2539, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Dresser Industries Inc Leroi Div. 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 | 5306-00-281-2539 |
| Primary Part Number | 34-383-1 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Dresser Industries Inc Leroi Div |
| Status | ACTIVE |
| Head Height | 0.500 INCHES NOMINAL IN |
| Fastener Length | 1.500 INCHES NOMINAL IN |
| Thread Length | 1.125 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 1.000 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 1.312 INCHES NOMINAL IN |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 14 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNS |
| 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 |
|---|---|
| 34-383-1 PRIMARY | Dresser Industries Inc Leroi Div (USA) |
NSN 5306-00-281-2539 is a Bolt,machine, manufactured by Dresser Industries Inc Leroi Div, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-281-2539 has 1 manufacturer part number on file: 34-383-1 (Dresser Industries Inc Leroi Div).
Key specifications for 34-383-1: Head Height: 0.500 INCHES NOMINAL IN; Fastener Length: 1.500 INCHES NOMINAL IN; Thread Length: 1.125 INCHES MAXIMUM IN; Nominal Thread Diameter: 1.000 INCHES IN. 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.