The Bolt,internal Wrenching, cataloged under National Stock Number 5306-01-333-3553, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Howmet Global Fastening Systems Inc Div Torrance Operations. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-333-3553 |
| Primary Part Number | VS1320 |
| Item Name | Bolt,internal Wrenching |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Howmet Global Fastening Systems Inc Div Torrance Operations |
| Status | ACTIVE |
| Thread Quantity Per Inch | 24 |
| Thread Length | 0.703 INCHES NOMINAL IN |
| Fastener Length | 2.188 INCHES MINIMUM AND 2.218 INCHES MAXIMUM IN |
| Head Style | BEVEL-CONICAL |
| Thread Series Designator | UNF |
| Head Diameter | 0.639 INCHES MINIMUM AND 0.649 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Material Document and Classification | AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Material | IRON ALLOY 660 OVERALL |
| Internal Drive Style | HEXAGON |
| Width Across Flats | 0.313 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN |
| Head Height | 0.375 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Direction | RIGHT-HAND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| ST26D30C6-24PBF | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| 68607-6-24 | Sps Technologies, Llc Dba Aerospace Fasteners Group Div Aerospace - Santa Ana (USA) |
| SC120 | Howmet Global Fastening Systems Inc (USA) |
| ST26D30C6-24 | Valley-Todeco, Inc. Dba Arconic Fastening Systems (USA) |
| ST26D30C6-24 | Lockheed Martin Corp (USA) |
| VS1320 PRIMARY | Howmet Global Fastening Systems Inc Div Torrance Operations (USA) |
| ST26D30C6-24 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
NSN 5306-01-333-3553 is a Bolt,internal Wrenching, manufactured by Howmet Global Fastening Systems Inc Div Torrance Operations, classified under FSC 5306 (No Item Name Available). Status: active.
NSN 5306-01-333-3553 has 7 cross-referenced part numbers: ST26D30C6-24PBF (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners), 68607-6-24 (Sps Technologies, Llc Dba Aerospace Fasteners Group Div Aerospace - Santa Ana), SC120 (Howmet Global Fastening Systems Inc), ST26D30C6-24 (Valley-Todeco, Inc. Dba Arconic Fastening Systems), ST26D30C6-24 (Lockheed Martin Corp) and 2 more.
There are 5 known substitutes for 5306-01-333-3553: 3433-00-086-1168, 8135-00-142-9016, 8135-01-023-5675 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for VS1320: Thread Quantity Per Inch: 24; Thread Length: 0.703 INCHES NOMINAL IN; Fastener Length: 2.188 INCHES MINIMUM AND 2.218 INCHES MAXIMUM IN; Head Style: BEVEL-CONICAL. 16 total characteristics are documented in the Federal Logistics Information System.