The Adapter,straight,tube to Boss, cataloged under National Stock Number 4730-01-388-5381, 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 Rtx Corporation Div Pratt & Whitney. Government technical data includes 9 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-388-5381 |
| Primary Part Number | 167904-2 |
| Item Name | Adapter,straight,tube to Boss |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) FIRST END |
| Thread Class | 3A FIRST END A |
| Surface Treatment | PASSIVATE OVERALL |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Nominal Thread Size | 0.563 INCHES FIRST END IN |
| Nominal Overall Length | 2.131 INCHES IN |
| Thread Quantity Per Inch | 18 FIRST END |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES FIRST END IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 167904-2 PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
NSN 4730-01-388-5381 is a Adapter,straight,tube to Boss, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-01-388-5381 has 1 cross-referenced part number: 167904-2 (Rtx Corporation Div Pratt & Whitney).
There are 2 known substitutes for 4730-01-388-5381: 6750-00-460-3974, 6515-01-727-5618. Verify interchangeability with system specifications before substitution.
Key specifications for 167904-2: Material: STEEL CORROSION RESISTING OVERALL; Thread Series Designator: UNIFIED NATIONAL JOINT (UNJ) FIRST END; Thread Class: 3A FIRST END A; Surface Treatment: PASSIVATE OVERALL. 9 total characteristics are documented in the Federal Logistics Information System.