The Union,pipe to Tube, cataloged under National Stock Number 4730-00-613-2091, 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 Nibco Inc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-613-2091 |
| Primary Part Number | 9995664 |
| Item Name | Union,pipe to Tube |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Nibco Inc |
| Status | ACTIVE |
| Reducer Type | CONCENTRIC |
| Thread Series Designator | NPT SECOND END |
| Connection Style | SOCKET (TUBE) FIRST END |
| Material | COPPER ALLOY 836 OVERALL |
| Coupling Flange Shape | HEXAGON |
| Seat Type | GASKET |
| Nominal Overall Length | 3.515 INCHES IN |
| Style Designator | SCREWED |
| Connection Type | UNTHREADED INTERNAL TUBE FIRST END |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Tubing Wall Nominal Thickness for Which Designed | 0.375 INCHES FIRST END IN |
| Material Document and Classification | QQ-L-225,COMP 2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 1.625 INCHES FIRST END IN |
| Nominal Thread Size | 1.500 INCHES SECOND END IN |
| Connection Style | PLAIN (PIPE) SECOND END |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 9995664 | Nibco Inc (USA) |
| 3668 | Bath Iron Works Corporation (USA) |
| 9995664 | Us Army Aviation and Missile Command (USA) |
| 9995664 | Bath Iron Works Corporation (USA) |
| 733-4-1-1-2 | Nibco Inc (USA) |
NSN 4730-00-613-2091 is a Union,pipe to Tube, manufactured by Nibco Inc, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-613-2091 has 5 cross-referenced part numbers: 9995664 (Nibco Inc), 3668 (Bath Iron Works Corporation), 9995664 (Us Army Aviation and Missile Command), 9995664 (Bath Iron Works Corporation), 733-4-1-1-2 (Nibco Inc).
There are 7 known substitutes for 4730-00-613-2091: 6810-00-262-8576, 2805-00-374-9448, 4520-01-131-2939 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 9995664: Reducer Type: CONCENTRIC; Thread Series Designator: NPT SECOND END; Connection Style: SOCKET (TUBE) FIRST END; Material: COPPER ALLOY 836 OVERALL. 16 total characteristics are documented in the Federal Logistics Information System.