The Bolt,machine, cataloged under National Stock Number 5306-00-142-4926, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Turbo Power & Marine System Inc Sub of United Technologies Corp. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5306-00-142-4926 |
| Primary Part Number | 490312 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — No Item Name Available |
| Manufacturer | Turbo Power & Marine System Inc Sub of United Technologies Corp |
| Status | CANCELLED |
| Extended Washer Diameter | 0.438 INCHES NOMINAL IN |
| Fastener Length | 0.500 INCHES NOMINAL IN |
| Hole Type | DRILLED |
| Thread Class | 3A A |
| Extended Washer Thickness | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Width Between Flats | 0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Surface Finish | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
| Surface Finish | 32.0 MICROINCHES THREADS |
| Head Height | 0.330 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Hole Diameter | 0.070 INCHES NOMINAL IN |
| Minimum Tensile Strength | 130000 POUNDS PER SQUARE INCH LBS |
| Thread Quantity Per Inch | 28 |
| Head Style | DOUBLE HEXAGON W/HOLE |
| Hole Configuration Style | DOUBLE HEXAGON LONGITUDINAL HOLE |
| Hole Quantity | 4 |
| Hardness Rating | 248.0 BRINELL STANDARD MINIMUM AND 341.0 BRINELL STANDARD MAXIMUM OVERALL |
| Surface Finish | 63.0 MICROINCHES GRIP |
| Minimum Yield Strength | 85000 POUNDS PER SQUARE INCH LBS |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Material | IRON ALLOY 660 OVERALL |
| Material Document and Classification | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Features Provided | FINISHED HEAD |
| Thread Length | 0.429 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 490312 | Turbo Power & Marine System Inc Sub of United Technologies Corp (USA) |
| ST2150-016 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| MS21289-06 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 490312 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 5306-00-142-4926 is a Bolt,machine, manufactured by Turbo Power & Marine System Inc Sub of United Technologies Corp, classified under FSC 5306 (No Item Name Available). Status: cancelled.
NSN 5306-00-142-4926 has 4 cross-referenced part numbers: 490312 (Turbo Power & Marine System Inc Sub of United Technologies Corp), ST2150-016 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), MS21289-06 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 490312 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
There is 1 known substitute for 5306-00-142-4926: 4730-00-540-2612. Verify interchangeability with system specifications before substitution.
Key specifications for 490312: Extended Washer Diameter: 0.438 INCHES NOMINAL IN; Fastener Length: 0.500 INCHES NOMINAL IN; Hole Type: DRILLED; Thread Class: 3A A. 25 total characteristics are documented in the Federal Logistics Information System.
NSN 5306-00-142-4926 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.