| Item Name | Seat Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 00-992-0630 (009920630) |
| NCB Code | USA (00) |
| Manufacturer | Westinghouse Electric Corp, Northrop Grumman Systems Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 667J658PC9 | westinghouse electric corp | seat valve | 79500 | RFQ |
| 915D549PC1 | northrop grumman systems corporation | seat valve | 90099 | RFQ |
| 915D549PC1 | westinghouse electric corp | seat valve | 79500 | RFQ |
| 915D549H01 | northrop grumman systems corporation | seat valve | 90099 | RFQ |
| 915D549H01 | westinghouse electric corp | seat valve | 88657 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A SINGLE THREADED PORTION |
| AASA | THREAD LENGTH | 0.875 INCHES NOMINAL SINGLE THREADED PORTION |
| ABKK | FLANGE DIAMETER | 2.460 INCHES MINIMUM AND 2.480 INCHES MAXIMUM |
| AJFZ | SEAT RADIUS | 0.255 INCHES MINIMUM AND 0.259 INCHES MAXIMUM |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 1.000 INCHES NOMINAL |
| AJRM | UNDER FLANGE HEIGHT | 0.875 INCHES NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 12 SINGLE THREADED PORTION |
| CQJX | NOMINAL THREAD SIZE | 2.000 INCHES SINGLE THREADED PORTION |
| CQKM | SEATING SURFACE SHAPE | RADIAL |
| CQKW | BODY STEPPED INSIDE DIAMETER | 0.687 INCHES NOMINAL FIRST STEP |
| CQKW | BODY STEPPED INSIDE DIAMETER | 0.966 INCHES NOMINAL SECOND STEP |
| MATT | MATERIAL | STEEL BODY |
| MATT | MATERIAL | STEEL SEAT |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | DE15-15B MFR REF SINGLE MATERIAL RESPONSE BODY |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | STELLITE HAYNES 6 MFR REF SINGLE MATERIAL RESPONSE SEAT |
| STYL | STYLE DESIGNATOR | THREADED FLANGED |
| THSD | THREAD SERIES DESIGNATOR | UN SINGLE THREADED PORTION |
| ZZZV | FSC APPLICATION DATA | STEAM TURBINE,ELECTRIC GENERATION |
| Relevant Components for NSN - 4820-00-992-0630, 4820009920630 | ||||
| 4810-01-547-2012 (4810015472012) | 4820-01-698-0859 (4820016980859) | 4810-01-240-8588 (4810012408588) | 4820-01-380-2942 (4820013802942) | |
| 4820-01-226-2114 (4820012262114) | 4820-01-457-2193 (4820014572193) | 4820-01-420-4996 (4820014204996) | 4820-00-758-7343 (4820007587343) | |
| 4820-01-435-2099 (4820014352099) | 4810-01-178-7003 (4810011787003) | 4810-01-259-7300 (4810012597300) | 4820-01-200-8668 (4820012008668) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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