The Screw,shoulder, cataloged under National Stock Number 5305-01-324-8962, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 11 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-324-8962 |
| Primary Part Number | 68A250582-1003 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Width Across Flats | 0.378 INCHES NOMINAL IN |
| Head Height | 0.525 INCHES NOMINAL IN |
| Fastener Length | 4.485 INCHES NOMINAL IN |
| Shoulder Length | 3.435 INCHES MINIMUM AND 3.445 INCHES MAXIMUM FIRST SHOULDER IN |
| Surface Treatment Document and Classification | P.S.13105 CLASS 2,CAGE76301 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Shoulder Diameter | 0.8730 INCHES MINIMUM AND 0.8745 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.800 INCHES NOMINAL IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Material Document and Classification | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Features Provided | BUSHING |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | NICKEL OVERALL |
| Internal Drive Style | SQUARE |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 1.202 INCHES MINIMUM AND 1.212 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 |
|---|---|
| 68A250582-1003 | Hi-Shear Corporation (USA) |
| 68A250582-1003 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 68A250582-1003 PRIMARY | The Boeing Company Div Defense (USA) |
| 68A250582-1003 | Heartland Precision Fasteners Inc (USA) |
| 68A250582-1003 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| 68A250582-1003 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| 68A250582-1003 | Huck International, Inc (USA) |
| 68A250582-1003 | Howmet Global Fastening Systems Inc (USA) |
| 68A250582-1003 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| 68A250582-1003 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| 68A250582-1003 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| Reference | Meaning |
|---|---|
| 68A250582-1003 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| 68A250582-1003 | 5/9 Secondary reference Sps Technologies Inc |
| 68A250582-1003 | 5/2 Secondary reference U.S. Government activity |
NSN 5305-01-324-8962 is a Screw,shoulder, manufactured by The Boeing Company Div Defense, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-324-8962 has 11 manufacturer part numbers on file: 68A250582-1003 (Hi-Shear Corporation), 68A250582-1003 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), 68A250582-1003 (The Boeing Company Div Defense), 68A250582-1003 (Heartland Precision Fasteners Inc), 68A250582-1003 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners) and 6 more.
Key specifications for 68A250582-1003: Width Across Flats: 0.378 INCHES NOMINAL IN; Head Height: 0.525 INCHES NOMINAL IN; Fastener Length: 4.485 INCHES NOMINAL IN; Shoulder Length: 3.435 INCHES MINIMUM AND 3.445 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.