We appreciate your interest in part number MS21937-4L, which is currently available for purchase here on Jet Force Aero. For your reference, this item is produced by Zodiac Intertechnique Eros Oxygen and is listed with the NSN 4730-00-821-0189, as well as the description “Packing Nut.” If this matches your requirements, we encourage you to fill out the Request for Quote (RFQ) form featured on this page to receive tailored purchasing options on part number MS21937-4L. All that we ask is that you submit as many details about your procurement needs as possible, such as your desired quantity, budget, and anticipated fulfillment timeframe, as this will enable our specialists to craft an ideal response for you.
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In addition to part number MS21937-4L, be sure to explore our website further for related items produced by Zodiac Intertechnique Eros Oxygen under the CAGE Code F0422 as you wish. We also feature catalogs to help you find additional options that are categorized under FSC 4730 Hose Pipe Tube Lubrication and Railing Fittings and the NSN 4730-00-821-0189. Regardless of which NSN parts you need from us, rest assured that we will always treat you to affordable solutions where you never have to sacrifice quality or prompt fulfillment. We are ready to assist you with all your sourcing needs, so kick off quotation at your convenience.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 4730-00-821-0189 Item PartTypeName: PACKING NUT | 4730 | 008210189 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | U | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| MS21937-4L | 2 | 2 | 5 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3B |
| AASA | THREAD LENGTH | 0.250 INCHES NOMINAL |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| ABHP | OVERALL LENGTH | 0.406 INCHES NOMINAL |
| ABUJ | THREAD SIZE | 7/16IN-20 |
| ABVA | UNTHREADED PORTION LENGTH | 0.156 INCHES NOMINAL |
| AGRU | LARGEST INSIDE DIAMETER | 0.562 INCHES NOMINAL |
| ASDB | WIDTH ACROSS FLATS | 1.000 INCHES NOMINAL |
| BRQL | LENGTH TO SHOULDER | 0.344 INCHES NOMINAL |
| STYL | STYLE DESIGNATOR | HEXAGON,INTERNAL THREAD,SHOULDERED |
| ZZZK | SPECIFICATION/STANDARD DATA | 81343-SAE AS21937 MANUFACTURERS STANDARD |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AJYP | SCREW THREAD SERIES DESIGNATOR | UNF |
| BBMM | SCREW THREAD LOCATION | INTERNAL |
| CFQG | MAJOR UNTHREADED OUTSIDE DIAMETER | 0.687 INCHES NOMINAL |
| MATT | MATERIAL | ALUMINUM ALLOY 7075 |
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