The Bolt,machine, cataloged under National Stock Number 5306-01-014-7736, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-014-7736 |
| Primary Part Number | 742348 |
| Item Name | Bolt,machine |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Head Height | 0.210 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN |
| Fastener Length | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Precious Material | SILVER |
| Thread Length | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN |
| Criticality Code Justification | FEAT |
| Hole Configuration Style | HEXAGON FLATS |
| Material Document and Classification | AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Features Provided | FINISHED HEAD |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| Surface Treatment | SILVER OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | IRON ALLOY 660 OVERALL |
| Hole Quantity | 3 |
| Thread Series Designator | UNF |
| Hole Type | DRILLED |
| Hole Diameter | 0.075 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 742348 | Mainstream Engineering Corp (USA) |
| 742348 | Paramount Machine Company, Inc. Dba Paramount Machine Co Inc (USA) |
| 742348 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 742348 | Rtx Corporation Div Pratt & Whitney (USA) |
| Reference | Meaning |
|---|---|
| 742348 | 3/9 Design control — primary reference U.S. Government activity |
| 742348 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
| 742348 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-01-014-7736 is a Bolt,machine, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-014-7736 has 4 manufacturer part numbers on file: 742348 (Mainstream Engineering Corp), 742348 (Paramount Machine Company, Inc. Dba Paramount Machine Co Inc), 742348 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 742348 (Rtx Corporation Div Pratt & Whitney).
Key specifications for 742348: Head Height: 0.210 INCHES MINIMUM AND 0.230 INCHES MAXIMUM IN; Fastener Length: 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN; Surface Treatment Document and Classification: AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Precious Material: SILVER. 21 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.