The Bolt,shear, cataloged under National Stock Number 5306-01-686-4729, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Heartland Precision Fasteners Inc. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-686-4729 |
| Primary Part Number | NAS6210-18 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Heartland Precision Fasteners Inc |
| Status | ACTIVE |
| Head Height | 0.297 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN |
| Fastener Length | 1.736 INCHES MINIMUM AND 1.766 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | AMS-QQ-P-416, TYPE II, CLASS 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.626 INCHES NOMINAL IN |
| Material Document and Classification | AMS6349 OR 6382 ASSN STD 1ST MATERIAL RESPONSE OR AMS6415 OR 6484 ASSN STD 2ND MATERIAL RESPONSE OR AMS 6322, 6325, OR 6327 ASSN STD 3RD MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS6203 THRU NAS6220 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Grip Length | 1.115 INCHES MINIMUM AND 1.135 INCHES MAXIMUM IN |
| Width Between Flats | 0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN |
| Grip Diameter | 0.623 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 18 |
| Material | STEEL COMP 4140 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 |
|---|---|
| NAS6210-18 | Heartland Precision Fasteners Inc (USA) |
| NAS6210-18 | Huck International, Inc (USA) |
| NAS6210-18 | Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace (USA) |
| NAS6210-18 | Federal Manufacturing Corp (USA) |
| NAS6210-18 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| NAS6210-18 | Hi-Shear Corporation (USA) |
| NAS6210-18 | Sonic Industries, Inc. Dba Sonic Industries Inc Div Sonic Industries (USA) |
| NAS6210-18 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| Reference | Meaning |
|---|---|
| NAS6210-18 | 5/2 Secondary reference U.S. Government activity |
| NAS6210-18 | 5/2 Secondary reference U.S. Government activity |
| NAS6210-18 | 3/2 Design control — primary reference U.S. Government activity |
| NAS6210-18 | 5/2 Secondary reference U.S. Government activity |
NSN 5306-01-686-4729 is a Bolt,shear, manufactured by Heartland Precision Fasteners Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-686-4729 has 8 manufacturer part numbers on file: NAS6210-18 (Heartland Precision Fasteners Inc), NAS6210-18 (Huck International, Inc), NAS6210-18 (Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace), NAS6210-18 (Federal Manufacturing Corp), NAS6210-18 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company) and 3 more.
Key specifications for NAS6210-18: Head Height: 0.297 INCHES MINIMUM AND 0.327 INCHES MAXIMUM IN; Fastener Length: 1.736 INCHES MINIMUM AND 1.766 INCHES MAXIMUM IN; Surface Treatment Document and Classification: AMS-QQ-P-416, TYPE II, CLASS 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.626 INCHES NOMINAL 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.