The Inverted Nut,tube Coupling, cataloged under National Stock Number 4730-00-927-1230, 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 Alliant Techsystems Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-927-1230 |
| Primary Part Number | 618173 |
| Item Name | Inverted Nut,tube Coupling |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Alliant Techsystems Inc |
| Status | ACTIVE |
| Casehardening Indicator | CASEHARDENED |
| Material Document and Classification | AMS 5646 ASSN STD SINGLE MATERIAL RESPONSE |
| Surface Treatment | SILVER |
| Style Designator | INVERTED NUT, TUBE, FLARE |
| Tube Outside Diameter for Which Designed | 1.000 INCHES NOMINAL IN |
| Screw Thread Series Designator | UNS |
| Smallest Inside Diameter | 1.177 INCHES NOMINAL IN |
| Seat Angle in Deg | 45.0 |
| Thread Direction | RIGHT-HAND |
| Thread Class | 3A A |
| Thread Size | 1 1/2-12 |
| Material | STEEL COMP 347 |
| Width Across Flats | 1.365 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 618173 | Alliant Techsystems Inc (USA) |
| 618173 | Abell Lumber Corporation Dba Pallet Management Systems, Inc. (USA) |
| 618173 | Turbo Power & Marine System Inc Sub of United Technologies Corp (USA) |
| 618173 | Kwik File Storage Systems Llc (USA) |
| 618173 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 4730-00-927-1230 is a Inverted Nut,tube Coupling, manufactured by Alliant Techsystems Inc, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-927-1230 has 5 cross-referenced part numbers: 618173 (Alliant Techsystems Inc), 618173 (Abell Lumber Corporation Dba Pallet Management Systems, Inc.), 618173 (Turbo Power & Marine System Inc Sub of United Technologies Corp), 618173 (Kwik File Storage Systems Llc), 618173 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
There is 1 known substitute for 4730-00-927-1230: 4820-01-017-2663. Verify interchangeability with system specifications before substitution.
Key specifications for 618173: Special Features: 8 TABS ON DRIVE END E QUALLY SPACED,0.250 IN. W BY 0.340 IN. LG IN; Casehardening Indicator: CASEHARDENED; Material Document and Classification: AMS 5646 ASSN STD SINGLE MATERIAL RESPONSE; Surface Treatment: SILVER. 15 total characteristics are documented in the Federal Logistics Information System.