ASAP Aviation Procurement is pleased to announce that part number W56279 of NSN 4820-01-197-8256 is now available and in stock. We can get you one of the fastest and most competitive quotes on this part. Part number W56279 is a Seat Valve manufactured by Ingersoll Rand Company under CAGE Code 51436. Simply fill out the Request for Quote (RFQ) form provided here to get started on your quote. In order to make sure that we get you your quote in a timely manner, please take the time to make sure that all fields are completely filled out, particularly the asterisk-marked (*) fields like Parts Needed By and Quantity (ea).
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 4820-01-197-8256 Item PartTypeName: SEAT,VALVE | 4820 | 011978256 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 3W56279 | 2 | 1 | C | A |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A SINGLE THREADED PORTION |
| AASA | THREAD LENGTH | 0.250 INCHES NOMINAL SINGLE THREADED PORTION |
| ABKK | FLANGE DIAMETER | 0.505 INCHES NOMINAL |
| ADAS | BODY INSIDE DIAMETER | 0.250 INCHES NOMINAL |
| AJRF | FLANGE SEAT TO DISK END HEIGHT | 0.129 INCHES NOMINAL |
| AJRM | UNDER FLANGE HEIGHT | 0.547 INCHES NOMINAL |
| CQJX | NOMINAL THREAD SIZE | 0.437 INCHES SINGLE THREADED PORTION |
| CQKM | SEATING SURFACE SHAPE | FLAT |
| MATT | MATERIAL | ALUMINUM OVERALL |
| STYL | STYLE DESIGNATOR | THREADED FLANGED |
| THSD | THREAD SERIES DESIGNATOR | UNF SINGLE THREADED PORTION |
![]() |
AS9120B and ISO 9001:2015 |
![]() |
Aviation Suppliers Association Member |
![]() |
FAA AC 0056B Accredited |
![]() |
AS 6081:2012 Certification |
![]() |
ESD S20.20-2014 Certification |
Before You Go, Take a look To Our Extensive Range of NSN Parts Catalog. We Provide High Quality NSN Parts with 24/7 Quotation Facility.
Request for Quote