The Bolt,shear, cataloged under National Stock Number 5306-01-600-4273, 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 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5306-01-600-4273 |
| Primary Part Number | 3M1275E4D7AL |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Fastener Length | 0.863 INCHES NOMINAL IN |
| Thread Length | 0.425 INCHES NOMINAL IN |
| Material Document and Classification | AMS-5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Grip Length | 0.438 INCHES NOMINAL IN |
| Grip Diameter | 0.2646 INCHES MINIMUM AND 0.2651 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 125000 POUNDS PER SQUARE INCH LBS |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Thread Class | UNJF-3A A |
| Thread Quantity Per Inch | 28 |
| Material | NICKEL ALLOY 718 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Diameter | 0.4970 INCHES MINIMUM AND 0.5066 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 |
|---|---|
| 3M1275E4D7AL | Camcar Llc Div Camcar Llc (USA) |
| TX10264D7AL | Hi-Shear Corporation (USA) |
| WC1275E4D7AL | West Coast Aerospace, Inc. (USA) |
| TX10264D7AL | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 3M1275E4D7AL | Providence Holdings, Llc (USA) |
| 3M1275E4D7AL | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| TX10264D7AL | Huck International, Inc (USA) |
| 3M1275E4D7AL | B & B Specialties Inc Dba Gs Aerospace Div Gs Aerospace (USA) |
| 3M1275E4D7AL | Heartland Precision Fasteners Inc (USA) |
| 3M1275E4D7AL | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| 11857E4D7AL | Reid Products Inc. Dba Reid Products Inc (USA) |
| TX10264D7AL | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 3M1275E4D7AL | Sequence Support Services Inc (USA) |
| 3M1275E4D7AL PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| TX10264D7AL | 5/2 Secondary reference U.S. Government activity |
NSN 5306-01-600-4273 is a Bolt,shear, manufactured by The Boeing Company Div Defense, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-600-4273 has 14 manufacturer part numbers on file: 3M1275E4D7AL (Camcar Llc Div Camcar Llc), TX10264D7AL (Hi-Shear Corporation), WC1275E4D7AL (West Coast Aerospace, Inc.), TX10264D7AL (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), 3M1275E4D7AL (Providence Holdings, Llc) and 9 more.
Key specifications for 3M1275E4D7AL: Fastener Length: 0.863 INCHES NOMINAL IN; Thread Length: 0.425 INCHES NOMINAL IN; Material Document and Classification: AMS-5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Nominal Thread Diameter: 0.250 INCHES 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.