The Seat,check Valve, cataloged under National Stock Number 4310-00-420-6987, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions. This item has 13 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Item Name | Seat,check Valve |
| FSC / FSG | 4310 — No Item Name Available (FSG 43) |
| Manufacturers | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (CAGE 8FGX3); Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (CAGE 830Q4); Siemens Energy, Inc. Dba Dresser-Rand (CAGE 0AT62); Dresser-Rand Co Worthington Compressor Opn a Joint Venture (CAGE 93236); Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (CAGE 93232) |
| Parameter | Value |
|---|---|
| NSN | 4310-00-420-6987 |
| Primary Part Number | 346B |
| Item Name | Seat,check Valve |
| FSC / FSG | 4310 / 43 — No Item Name Available |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 111221PC455 | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA) |
| 50B | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| 50B | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA) |
| 346B | Siemens Energy, Inc. Dba Dresser-Rand (USA) |
| 346B | Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA) |
| 111221PC455 | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| 50B | Siemens Energy, Inc. Dba Dresser-Rand (USA) |
| 50B | Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA) |
| 111221PC455 | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA) |
| 111221PC455 | Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA) |
| 346B PRIMARY | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA) |
| 111221PC455 | Siemens Energy, Inc. Dba Dresser-Rand (USA) |
| 346B | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
NSN 4310-00-420-6987 is a Seat,check Valve, manufactured by Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions, classified under FSC 4310 (No Item Name Available). Status: active.
NSN 4310-00-420-6987 has 13 cross-referenced part numbers: 111221PC455 (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions), 50B (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions), 50B (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions), 346B (Siemens Energy, Inc. Dba Dresser-Rand), 346B (Dresser-Rand Co Worthington Compressor Opn a Joint Venture) and 8 more.
There are 7 known substitutes for 4310-00-420-6987: 5340-00-008-0098, 5305-00-292-4986, 6625-00-987-6723 and 4 more. Verify interchangeability with system specifications before substitution.