The Bolt,shear, cataloged under National Stock Number 5306-01-626-9381, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Reid Products Inc. Dba Reid Products Inc. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-626-9381 |
| Primary Part Number | 11831-8-52 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Reid Products Inc. Dba Reid Products Inc |
| Status | ACTIVE |
| Extended Washer Thickness | 0.123 INCHES NOMINAL IN |
| Head Height | 0.504 INCHES NOMINAL IN |
| Fastener Length | 4.017 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | AMS2700 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.823 INCHES NOMINAL IN |
| Thread Length | 0.767 INCHES NOMINAL IN |
| Material Document and Classification | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.5000 INCHES IN |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Grip Length | 3.25 INCHES NOMINAL IN |
| Width Between Flats | 0.564 INCHES NOMINAL IN |
| Grip Diameter | 0.4990 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 220000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| ST3M571-8-52 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| 11831-8-52 PRIMARY | Reid Products Inc. Dba Reid Products Inc (USA) |
| ST3M571-8-52 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| ST3M571-8-52 | Houston Precision Fasteners I Lp (USA) |
| Reference | Meaning |
|---|---|
| ST3M571-8-52 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
NSN 5306-01-626-9381 is a Bolt,shear, manufactured by Reid Products Inc. Dba Reid Products Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-626-9381 has 4 manufacturer part numbers on file: ST3M571-8-52 (Fastener Innovation Technology, Inc. Dba F I T), 11831-8-52 (Reid Products Inc. Dba Reid Products Inc), ST3M571-8-52 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), ST3M571-8-52 (Houston Precision Fasteners I Lp).
Key specifications for 11831-8-52: Extended Washer Thickness: 0.123 INCHES NOMINAL IN; Head Height: 0.504 INCHES NOMINAL IN; Fastener Length: 4.017 INCHES NOMINAL IN; Surface Treatment Document and Classification: AMS2700 ASSN STD SINGLE TREATMENT RESPONSE OVERALL. 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.