The Bolt,shoulder, cataloged under National Stock Number 5306-00-491-0883, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is De Havilland Parts & Aerostructures Limited Div Field Aviation. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-00-491-0883 |
| Primary Part Number | C4WM1172-1 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | De Havilland Parts & Aerostructures Limited Div Field Aviation |
| Status | ACTIVE |
| Head Height | 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN |
| Fastener Length | 0.700 INCHES NOMINAL IN |
| Shoulder Length | 0.100 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Diameter | 0.246 INCHES MINIMUM AND 0.249 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.400 INCHES MINIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 4130 OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| C4WM1172-1 PRIMARY | De Havilland Parts & Aerostructures Limited Div Field Aviation (CAN) |
| Reference | Meaning |
|---|---|
| C4WM1172-1 | 5/9 Secondary reference De Havilland Aircraft of Canada Limited |
NSN 5306-00-491-0883 is a Bolt,shoulder, manufactured by De Havilland Parts & Aerostructures Limited Div Field Aviation, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-491-0883 has 1 manufacturer part number on file: C4WM1172-1 (De Havilland Parts & Aerostructures Limited Div Field Aviation).
Key specifications for C4WM1172-1: Head Height: 0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN; Fastener Length: 0.700 INCHES NOMINAL IN; Shoulder Length: 0.100 INCHES NOMINAL FIRST SHOULDER IN; Shoulder Diameter: 0.246 INCHES MINIMUM AND 0.249 INCHES MAXIMUM FIRST SHOULDER IN. 16 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.