ASAP Aviation Procurement is pleased to announce that part number 28898-13 of NSN 4820-01-235-2888 is now available and in stock. We can get you one of the fastest and most competitive quotes on this part. Part number 28898-13 is a Valve Regulating System Pressure manufactured by Haskel International Inc under CAGE Code 81400. 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 |
|---|---|---|---|---|---|---|
| 4820-01-235-2888 Item PartTypeName: VALVE,REGULATING,SYSTEM PRESSURE | 4820 | 012352888 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | U | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 28898-13 | 5 | 9 | 5 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAFZ | BODY MATERIAL | STEEL,FED STD 66,AISI 316L/SAE 30316L |
| AAQL | BODY STYLE | STRAIGHT THRU |
| ACKM | FIRST END CONNECTION TYPE | THREADED EXTERNAL PIPE |
| ACKN | FIRST END STYLE DESIGNATOR | PLAIN |
| ACLJ | FIRST END THREAD SIZE AND SERIES/TYPE DESIGNATOR | 1/4-18 NPT |
| ACLL | FIRST END THREAD DIRECTION | RIGHT-HAND |
| ACLR | SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
| ACLS | SECOND END CONNECTION TYPE | THREADED EXTERNAL PIPE |
| ACLT | SECOND END STYLE DESIGNATOR | PLAIN |
| ACMQ | SECOND END THREAD SIZE AND SERIES/TYPE DESIGNATOR | 1/8-27 NPT |
| ACMS | SECOND END THREAD DIRECTION | RIGHT-HAND |
| ACSH | SEAT MATERIAL | PLASTIC,TETRAFLUOROETHYLENE AND RUBBER,SYNTHETIC |
| ADQU | FLOW CONTROL DEVICE | DOUBLE SEATED |
| ADQZ | END CONNECTION QUANTITY | 2 |
| CRTL | CRITICALITY CODE JUSTIFICATION | SUPP |
| SUPP | SUPPLEMENTARY FEATURES | PILOT SWITCH TYPE BFH ADJUSTMENT PRESSURE 150-850 OXYGEN SERVICE |
![]() |
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