The Bolt,machine, cataloged under National Stock Number 5306-00-281-5590, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dresser Industries Inc Leroi Div. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-281-5590 |
| Primary Part Number | 34-403 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Dresser Industries Inc Leroi Div |
| Status | ACTIVE |
| Nominal Thread Diameter | 0.438 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Thread Quantity Per Inch | 20 |
| Fastener Length | 1.250 INCHES NOMINAL IN |
| Features Provided | UNFINISHED HEAD |
| Head Style | SQUARE |
| Width Between Flats | 1.000 INCHES NOMINAL IN |
| Thread Length | 0.875 INCHES MINIMUM IN |
| Thread Series Designator | UNF |
| Head Height | 1.187 INCHES NOMINAL IN |
| Thread Class | 3A A |
| Material Document and Classification | QQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 34-403 PRIMARY | Dresser Industries Inc Leroi Div (USA) |
NSN 5306-00-281-5590 is a Bolt,machine, manufactured by Dresser Industries Inc Leroi Div, classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-00-281-5590 has 1 cross-referenced part number: 34-403 (Dresser Industries Inc Leroi Div).
There are 6 known substitutes for 5306-00-281-5590: 3120-00-466-4439, 4820-00-708-0133, 2530-00-859-4591 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 34-403: Special Features: ONE DRILLED HOLE IN HEAD; Nominal Thread Diameter: 0.438 INCHES IN; Thread Direction: RIGHT-HAND; Thread Quantity Per Inch: 20. 13 total characteristics are documented in the Federal Logistics Information System.