The Bolt,shoulder, cataloged under National Stock Number 5306-00-826-6765, 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 | 5306-00-826-6765 |
| Primary Part Number | 6252D13 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Curtiss-Wright Controls, Inc. Div Actuation Division |
| Status | ACTIVE |
| Head Height | 0.120 INCHES NOMINAL IN |
| Fastener Length | 1.840 INCHES MINIMUM AND 1.850 INCHES MAXIMUM IN |
| Shoulder Length | 0.090 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Length | 1.120 INCHES MINIMUM SECOND SHOULDER IN |
| Distance From Centerline to Flat | 0.160 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN |
| Precious Material | SILVER |
| Shoulder Diameter | 0.230 INCHES MINIMUM AND 0.240 INCHES MAXIMUM FIRST SHOULDER IN |
| Shoulder Diameter | 0.292 INCHES MINIMUM AND 0.293 INCHES MAXIMUM SECOND SHOULDER IN |
| Thread Length | 0.420 INCHES MINIMUM IN |
| Shoulder Shape | ROUND ALL SHOULDERS |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | DEE CHAMFER |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | SILVER OVERALL |
| Thread Class | 1A A |
| Thread Quantity Per Inch | 1/4-28 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.370 INCHES MINIMUM AND 0.375 INCHES MAXIMUM 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 |
|---|---|
| 6252D13 PRIMARY | Curtiss-Wright Controls, Inc. Div Actuation Division (USA) |
NSN 5306-00-826-6765 is a Bolt,shoulder, manufactured by Curtiss-Wright Controls, Inc. Div Actuation Division, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-826-6765 has 1 manufacturer part number on file: 6252D13 (Curtiss-Wright Controls, Inc. Div Actuation Division).
Key specifications for 6252D13: Head Height: 0.120 INCHES NOMINAL IN; Fastener Length: 1.840 INCHES MINIMUM AND 1.850 INCHES MAXIMUM IN; Shoulder Length: 0.090 INCHES NOMINAL FIRST SHOULDER IN; Shoulder Length: 1.120 INCHES MINIMUM SECOND SHOULDER 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.