The Bolt,shear, cataloged under National Stock Number 5306-01-616-3149, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 23 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 9 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-616-3149 |
| Primary Part Number | 6736617-4 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| Extended Washer Thickness | 0.072 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN |
| Head Height | 0.338 INCHES MINIMUM AND 0.358 INCHES MAXIMUM IN |
| Fastener Length | 0.849 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416,TYPE II,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Extended Washer Diameter | 0.521 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN |
| Thread Length | 0.579 INCHES MINIMUM IN |
| Hardness Rating | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | AMS6382 NATIONAL STD/SPEC 1ST MATERIAL RESPONSE OR AMS-S-5000 OR AMS6484 NATIONAL STD/SPEC 2ND MATERIAL RESPONSE OR AMS6415 NATIONAL STD/SPEC 3RD MATERIAL RESPONSE OR AMS6322 OR 6150 NATIONAL STD/SPEC 4TH MATERIAL RESPONSE OR AMS6448 NATIONAL STD/SPEC 5TH MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.3125 INCHES IN |
| Features Provided | DRY FILM LUBRICANT |
| Head Style | DOUBLE HEXAGON EXTENDED WASHER |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 80205-NAS-21250 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Grip Length | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Width Between Flats | 0.3750 INCHES NOMINAL IN |
| Grip Diameter | 0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 180000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 4340 OR STEEL COMP 8740 OR STEEL COMP 6150 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 |
NSN 5306-01-616-3149 is a Bolt,shear, manufactured by Naval Sea Systems Command, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-616-3149 has 2 manufacturer part numbers on file: 6736617-4 (General Dynamics-Ots, Inc. Div Ordnance and Tactical Systems), 6736617-4 (Naval Sea Systems Command).
9 possible matches (shared part number, not a government interchangeability claim): 5306-01-616-3160, 5306-01-616-3173, 5306-01-616-3192. Verify interchangeability with system specifications before substitution.
Key specifications for 6736617-4: Surface Finish: 32.0 MICROINCHES BEARING SURFACE OF HEAD; Extended Washer Thickness: 0.072 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN; Head Height: 0.338 INCHES MINIMUM AND 0.358 INCHES MAXIMUM IN; Fastener Length: 0.849 INCHES NOMINAL IN. 23 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.