The Bolt,shear, cataloged under National Stock Number 5306-01-049-4945, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Safran Landing Systems. Government technical data includes 20 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-049-4945 |
| Primary Part Number | A35415 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Safran Landing Systems |
| Status | ACTIVE |
| Extended Washer Thickness | 0.099 INCHES NOMINAL IN |
| Head Height | 0.435 INCHES NOMINAL IN |
| Fastener Length | 1.856 INCHES MINIMUM AND 1.876 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Extended Washer Diameter | 0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Thread Length | 0.684 INCHES MINIMUM AND 0.704 INCHES MAXIMUM IN |
| Hardness Rating | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | MIL-S-5000 MIL SPEC ALL MATERIAL RESPONSES OR MIL-S-5626 MIL SPEC ALL MATERIAL RESPONSES OR MIL-S-6049 MIL SPEC ALL MATERIAL RESPONSES OR MIL-S-6098 MIL SPEC ALL MATERIAL RESPONSES OR MIL-S-8503 MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| Nominal Thread Diameter | 0.438 INCHES IN |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Thread Direction | RIGHT-HAND |
| Grip Length | 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN |
| Width Between Flats | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| Grip Diameter | 0.4360 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 180000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 6150 OR STEEL COMP 8735 OR STEEL COMP 8740 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 |
|---|---|
| A35415 | Safran Landing Systems (FRA) |
| MS21250H07-018 | Safran Landing Systems (FRA) |
| Reference | Meaning |
|---|---|
| MS21250H07018 | 3/2 Design control — primary reference U.S. Government activity |
| MS21250H07018 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-049-4945 is a Bolt,shear, manufactured by Safran Landing Systems, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-049-4945 has 2 manufacturer part numbers on file: A35415 (Safran Landing Systems), MS21250H07-018 (Safran Landing Systems).
Key specifications for A35415: Extended Washer Thickness: 0.099 INCHES NOMINAL IN; Head Height: 0.435 INCHES NOMINAL IN; Fastener Length: 1.856 INCHES MINIMUM AND 1.876 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416 FED SPEC ALL TREATMENT RESPONSES OVERALL. 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.