The Bolt,machine, cataloged under National Stock Number 5306-00-033-0347, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Curtiss-Wright Controls, Inc. Div Actuation Division. Government technical data includes 19 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 | 5306-00-033-0347 |
| Primary Part Number | 138892 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Curtiss-Wright Controls, Inc. Div Actuation Division |
| Status | ACTIVE |
| Head Height | 0.180 INCHES NOMINAL IN |
| Fastener Length | 4.580 INCHES MINIMUM AND 4.660 INCHES MAXIMUM IN |
| Distance From Centerline to Flat | 0.200 INCHES NOMINAL IN |
| Thread Length | 0.680 INCHES MINIMUM IN |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| Shank Unthreaded Hole Diameter | 0.076 INCHES MINIMUM AND 0.083 INCHES MAXIMUM FIRST HOLE IN |
| Material Document and Classification | AMS6322 ASSN STD 1ST MATERIAL RESPONSE OR AISI ASSN STD 2ND MATERIAL RESPONSE OR AMS6327 ASSN STD 1ST MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | DEE CHAMFER |
| Thread Direction | RIGHT-HAND |
| Grip Length | 3.900 INCHES MINIMUM AND 3.980 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 8740 OR STEEL COMP 8640 OVERALL |
| Thread Series Designator | UNF |
| Distance From Head Largest Bearing Surface to Shank Hole Center | 4.470 INCHES MINIMUM AND 4.550 INCHES MAXIMUM FIRST HOLE IN |
| Head Diameter | 0.560 INCHES NOMINAL IN |
| 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 |
|---|---|
| 138892 PRIMARY | Curtiss-Wright Controls, Inc. Div Actuation Division (USA) |
NSN 5306-00-033-0347 is a Bolt,machine, manufactured by Curtiss-Wright Controls, Inc. Div Actuation Division, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-033-0347 has 1 manufacturer part number on file: 138892 (Curtiss-Wright Controls, Inc. Div Actuation Division).
Key specifications for 138892: Head Height: 0.180 INCHES NOMINAL IN; Fastener Length: 4.580 INCHES MINIMUM AND 4.660 INCHES MAXIMUM IN; Distance From Centerline to Flat: 0.200 INCHES NOMINAL IN; Thread Length: 0.680 INCHES MINIMUM IN. 19 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.