The Bolt,shear, cataloged under National Stock Number 5306-01-058-7043, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Apex Manufacturing Company, Inc. Dba Apex Manufacturing Co. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-058-7043 |
| Primary Part Number | NAS6203-18 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Apex Manufacturing Company, Inc. Dba Apex Manufacturing Co |
| Status | ACTIVE |
| Head Height | 0.110 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Fastener Length | 1.433 INCHES MINIMUM AND 1.463 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.298 INCHES MINIMUM AND 0.348 INCHES MAXIMUM IN |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | DISHED HEXAGON |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS6203 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Grip Length | 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN |
| Width Between Flats | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN |
| Grip Diameter | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP E4340 OR STEEL COMP 4340 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 |
|---|---|
| NAS6203-18 | Apex Manufacturing Company, Inc. Dba Apex Manufacturing Co (USA) |
| NAS6203-18 | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 5306PL1497368 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| NAS6203-18 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-058-7043 is a Bolt,shear, manufactured by Apex Manufacturing Company, Inc. Dba Apex Manufacturing Co, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-058-7043 has 2 manufacturer part numbers on file: NAS6203-18 (Apex Manufacturing Company, Inc. Dba Apex Manufacturing Co), NAS6203-18 (Northrop Grumman Systems Corporation).
Key specifications for NAS6203-18: Head Height: 0.110 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN; Fastener Length: 1.433 INCHES MINIMUM AND 1.463 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.298 INCHES MINIMUM AND 0.348 INCHES MAXIMUM IN. 18 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.