ASAP Aviation Procurement is pleased to announce that part number MS21957-4 of NSN 4730-00-618-7568 is now available and in stock. We can get you one of the fastest and most competitive quotes on this part. Part number MS21957-4 is a Coupling Assembly S manufactured by Military Standards Corp under CAGE Code 96906. 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).
We will be using your response to these fields to calculate your quote. Within 15 minutes of receiving your RFQ, a member of our sales team will contact you with your quote. ASAP Aviation Procurement, owned and operated by ASAP Semiconductor, is a leading distributor of new and obsolete NSN parts for the aerospace, civil aviation, and defense industries. With our inventory of more than 2 billion parts sourced from over 5000 manufacturers from around the world, we do our level best to become your go-to one-stop shop. And to help us offer you the best streamlined parts procurement experience, we have advanced shipping facilities across USA. MS21957-4 Military Standards Corp is in stock.
Are you interested in learning more about part number MS21957-4? If so, feel free to contact us by phone at +1-714-705-4780, or by email at sales@asap-aviationprocurement.com.
NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
---|---|---|---|---|---|---|
4730-00-618-7568 Item PartTypeName: COUPLING ASSEMBLY,SELF-SEALING | 4730 | 006187568 | 0 | N | ||
CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
U | U | |||||
Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
MS21957-4 | 5 | 2 | 2 |
MRC | Criteria | Characteristic |
---|---|---|
AAJD | THREAD CLASS | 3A FIRST QUICK DISCONNECT END |
ABHP | OVERALL LENGTH | 2.751 INCHES NOMINAL |
ADLK | FIRST LEG LENGTH | 1.048 INCHES NOMINAL |
ADLL | SECOND LEG LENGTH | 0.730 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
AHNC | CONNECTION STYLE | BEADED SECOND QUICK DISCONNECT END |
AHNC | CONNECTION STYLE | FLARED FIRST QUICK DISCONNECT END |
AWLS | CONNECTION TYPE | THREADED EXTERNAL TUBE FIRST QUICK DISCONNECT END |
AWLS | CONNECTION TYPE | UNTHREADED EXTERNAL HOSE SECOND QUICK DISCONNECT END |
CBBL | FEATURES PROVIDED | SELF-SEALING |
CQBB | SECOND END RELATIONSHIP WITH FIRST END | NOT IDENTICAL |
CQGM | MAXIMUM OPERATING PRESSURE | 180.0 POUNDS PER SQUARE INCH SINGLE RESPONSE |
CQJX | NOMINAL THREAD SIZE | 0.438 INCHES FIRST QUICK DISCONNECT END |
CQRB | SEAT ANGLE | 37.0 DEGREES |
CWDW | NOMINAL INSIDE DIAMETER HOSE ACCOMMODATED | 0.375 INCHES SECOND QUICK DISCONNECT END |
CWFD | NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 0.250 INCHES FIRST QUICK DISCONNECT END |
FEAT | SPECIAL FEATURES | BULKHEAD THREADS ON FLUID CONNECTION END |
MATT | MATERIAL | ALUMINUM ALLOY BODY |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-268,T4 FED SPEC SINGLE MATERIAL RESPONSE BODY |
SFTT | SURFACE TREATMENT | ANODIZE BODY |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE BODY |
STYL | STYLE DESIGNATOR | COUPLING ASSEMBLY |
THSD | THREAD SERIES DESIGNATOR | UNF FIRST QUICK DISCONNECT END |
![]() |
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