The Reducer,tube, cataloged under National Stock Number 4730-01-128-8258, 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 Williams International Co., L.l.c.. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-128-8258 |
| Primary Part Number | 23618 |
| Item Name | Reducer,tube |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Williams International Co., L.l.c. |
| Status | ACTIVE |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END |
| Nominal Thread Size | 0.375 INCHES SECOND END IN |
| Connection Style | FLARED (TUBE) SECOND END |
| Nominal Overall Length | 0.258 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Reduced Passage Nominal Inside Diameter | 0.125 INCHES CENTER BULKHEAD IN |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) SECOND END |
| Reducer Type | CONCENTRIC |
| Seat Angle | 45.0 DEGREES SECOND END |
| Thread Class | 3A SECOND END A |
| Nominal Thread Size | 0.500 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES FIRST END IN |
| Thread Class | 3A FIRST END A |
| Material | STEEL CORROSION RESISTING OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES SECOND END IN |
| Connection Style | PLAIN (TUBE) FIRST END |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 23618 PRIMARY | Williams International Co., L.l.c. (USA) |
NSN 4730-01-128-8258 is a Reducer,tube, manufactured by Williams International Co., L.l.c., classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-01-128-8258 has 1 cross-referenced part number: 23618 (Williams International Co., L.l.c.).
There are 3 known substitutes for 4730-01-128-8258: 4320-00-086-2144, 1660-00-501-9092, 5995-01-590-3434. Verify interchangeability with system specifications before substitution.
Key specifications for 23618: Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END; Nominal Thread Size: 0.375 INCHES SECOND END IN; Connection Style: FLARED (TUBE) SECOND END; Nominal Overall Length: 0.258 INCHES IN. 17 total characteristics are documented in the Federal Logistics Information System.