Whether you are in the market for NSN parts, military and defense parts, aerospace parts, or other similar product solutions, Buy Military Fasteners is your one-stop shop with an expansive selection tracing back to premier manufacturers and entities that we trust. Thank you for taking an interest in part number MS21957-4, a Military Standards Corp item that is listed alongside the description “Coupling Assembly S” and the NSN 4730006187568. As part number MS21957-4 is ready for purchase on our website at any time, you are invited to fill out and submit the RFQ form provided on this page for the means of requesting a quote for your comparisons. All that we ask is that you supply us with crucial details such as your target price and expected shipping time frame, that way we can best customize a solution that caters to your unique requirements and constraints alike.
Note: We Will Not Share Your Information with Any Third Parties.
As customers explore our vast selection, they can take advantage of services like our CAGE Code search features or database filters to quickly locate products of interest for purchase. For example, part number MS21957-4 is listed alongside the NSN 4730-00-618-7568, meaning that it also belongs to FSC 4730 Hose Pipe Tube Lubrication and Railing Fittings. With this in mind, kick off procurement with us today with assurance that we can even fulfill your most difficult needs.
| 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 |
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.
Request for Quote
