The Inverted Nut,tube Coupling, cataloged under National Stock Number 4730-00-640-5952, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Turbo Power & Marine System Inc Sub of United Technologies Corp. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-640-5952 |
| Primary Part Number | 242342 |
| Item Name | Inverted Nut,tube Coupling |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Turbo Power & Marine System Inc Sub of United Technologies Corp |
| Status | CANCELLED |
| Thread Pitch Diameters | +1.3070 TO 1.3110 INCHES IN |
| Surface Treatment | CADMIUM |
| Reference Number Differentiating Characteristics | 45 DEG SEAT |
| Seat Angle in Deg | 45.00 |
| Width Across Flats | 1.440 INCHES NOMINAL IN |
| Style Designator | INVERTED NUT, TUBE, FLARE |
| Screw Thread Series Designator | UNS |
| Smallest Inside Diameter | 1.010 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Tube Outside Diameter for Which Designed | 0.875 INCHES NOMINAL IN |
| Strength Rating | ERR-060 |
| Thread Size | 1-3/8-12 |
| Material Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| Material | STEEL COMP 8740 |
| Material Document and Classification | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 4730-00-640-5952 is a Inverted Nut,tube Coupling, manufactured by Turbo Power & Marine System Inc Sub of United Technologies Corp, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-640-5952 has 2 cross-referenced part numbers: 242342 (Turbo Power & Marine System Inc Sub of United Technologies Corp), 242342 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
There are 3 known substitutes for 4730-00-640-5952: 9540-00-250-9627, 2520-00-626-4616, 6515-01-151-1822. Verify interchangeability with system specifications before substitution.
Key specifications for 242342: Thread Pitch Diameters: +1.3070 TO 1.3110 INCHES IN; Surface Treatment: CADMIUM; Reference Number Differentiating Characteristics: 45 DEG SEAT; Seat Angle in Deg: 45.00. 17 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-640-5952 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.