The Bolt,shoulder, cataloged under National Stock Number 5306-01-157-0872, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-157-0872 |
| Primary Part Number | 74A410866-2003 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Head Height | 0.130 INCHES NOMINAL IN |
| Fastener Length | 0.600 INCHES NOMINAL IN |
| Shoulder Length | 0.283 INCHES MINIMUM AND 0.287 INCHES MAXIMUM FIRST SHOULDER IN |
| Shoulder Diameter | 0.338 INCHES MINIMUM AND 0.342 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.395 INCHES NOMINAL IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Material Document and Classification | MIL-S-8844 CL 1,COND E2 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Direction | RIGHT-HAND |
| Minimum Tensile Strength | 180000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 4340 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.625 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 | F |
| Part Number | Manufacturer |
|---|---|
| 74A410866-2003 PRIMARY | The Boeing Company Div Defense (USA) |
| 74A410866-2003 | A. J. Associates Manufacturing & Engineering Co. Inc. (USA) |
| Reference | Meaning |
|---|---|
| 74A410866-2003 | C/1 Advisory reference — outside the item-of-supply concept Goodrich Corporation Div Advanced Structures Landing Systems |
| 10116027 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5306-01-157-0872 is a Bolt,shoulder, manufactured by The Boeing Company Div Defense, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-157-0872 has 2 manufacturer part numbers on file: 74A410866-2003 (The Boeing Company Div Defense), 74A410866-2003 (A. J. Associates Manufacturing & Engineering Co. Inc.).
Key specifications for 74A410866-2003: Head Height: 0.130 INCHES NOMINAL IN; Fastener Length: 0.600 INCHES NOMINAL IN; Shoulder Length: 0.283 INCHES MINIMUM AND 0.287 INCHES MAXIMUM FIRST SHOULDER IN; Shoulder Diameter: 0.338 INCHES MINIMUM AND 0.342 INCHES MAXIMUM FIRST SHOULDER IN. 15 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.