| Item Name | Seat Valve |
| Federal Supply Group (FSG) | Valves |
| Federal Supply Class (FSC) | 4820 Valves Nonpowered |
| National Item Identification Number (NIIN) | 01-103-3291 (011033291) |
| NCB Code | USA (01) |
| Manufacturer | Electric Boat Corporation, The Walworth Company |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 2621-922-02 ITEM 56-3IN | electric boat corporation | seat valve | 96169 | RFQ |
| 2621-922-02 ITEM 56-3IN | the walworth company | seat valve | 63686 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A SINGLE THREADED PORTION |
| AASA | THREAD LENGTH | 0.469 INCHES NOMINAL SINGLE THREADED PORTION |
| ABKK | FLANGE DIAMETER | 3.719 INCHES NOMINAL |
| ADAS | BODY INSIDE DIAMETER | 2.875 INCHES NOMINAL |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 0.250 INCHES NOMINAL |
| AJRM | UNDER FLANGE HEIGHT | 0.469 INCHES NOMINAL |
| AJSG | SEAT ANGLE IN DEG | 15.000 NOMINAL |
| CMLP | THREAD QUANTITY PER INCH | 12 SINGLE THREADED PORTION |
| CQJX | NOMINAL THREAD SIZE | 3.469 INCHES SINGLE THREADED PORTION |
| CQKM | SEATING SURFACE SHAPE | ANGULAR |
| FEAT | SPECIAL FEATURES | FOUR LUGS 0.250 IN. W,0.125 IN. DEEP EQUALLY SPACED |
| MATT | MATERIAL | NICKEL ALLOY A OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | THREADED FLANGED |
| THSD | THREAD SERIES DESIGNATOR | UNS SINGLE THREADED PORTION |
| Relevant Components for NSN - 4820-01-103-3291, 4820011033291 | ||||
| 4820-01-695-0145 (4820016950145) | 4820-01-596-1771 (4820015961771) | 4810-01-187-3363 (4810011873363) | 4810-01-523-6894 (4810015236894) | |
| 4820-00-707-0356 (4820007070356) | 4820-01-568-0815 (4820015680815) | 4820-01-227-9365 (4820012279365) | 4820-01-104-8145 (4820011048145) | |
| 4820-01-299-5713 (4820012995713) | 4820-01-640-9566 (4820016409566) | 4810-01-346-0666 (4810013460666) | 4820-01-655-5932 (4820016555932) | |
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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