The Bolt,shoulder, cataloged under National Stock Number 5306-00-989-6027, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-989-6027 |
| Primary Part Number | 2441790-501 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company |
| Status | ACTIVE |
| Head Height | 0.846 INCHES NOMINAL IN |
| Fastener Length | 4.562 INCHES NOMINAL IN |
| Shoulder Length | 2.500 INCHES NOMINAL FIRST SHOULDER IN |
| Shoulder Diameter | 0.8520 INCHES MINIMUM AND 0.8550 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 1.375 INCHES MINIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Hole Configuration Style | HEXAGON LONGITUDINAL HOLE |
| Nominal Thread Diameter | 0.750 INCHES IN |
| Head Style | BEVEL-CONICAL |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL OVERALL |
| Hole Quantity | 6 |
| Thread Series Designator | UNF |
| Hole Type | DRILLED |
| Hole Diameter | 0.062 INCHES NOMINAL IN |
| Head Diameter | 1.424 INCHES MINIMUM AND 1.438 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 |
|---|---|
| 2441790-501 | Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company (USA) |
| 2441790-501 | Alamo Aircraft, Ltd. (USA) |
| 2441790-501 | Huck International, Inc (USA) |
| 2441790-501 | United Aeronautical Corporation Dba United Aeronautical Corp (USA) |
| 2441790-501 | Kitco Llc (USA) |
| Reference | Meaning |
|---|---|
| 2441790-501 | 5/9 Secondary reference U.S. Government activity |
| 2441790-501 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-989-6027 is a Bolt,shoulder, manufactured by Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-989-6027 has 5 manufacturer part numbers on file: 2441790-501 (Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company), 2441790-501 (Alamo Aircraft, Ltd.), 2441790-501 (Huck International, Inc), 2441790-501 (United Aeronautical Corporation Dba United Aeronautical Corp), 2441790-501 (Kitco Llc).
Key specifications for 2441790-501: Head Height: 0.846 INCHES NOMINAL IN; Fastener Length: 4.562 INCHES NOMINAL IN; Shoulder Length: 2.500 INCHES NOMINAL FIRST SHOULDER IN; Shoulder Diameter: 0.8520 INCHES MINIMUM AND 0.8550 INCHES MAXIMUM FIRST SHOULDER IN. 20 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.