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Quality guaranteed We sell only warrantied and traceable partsMfg Part Number: MS21937-4L
Alternate P/N: MS219374L
NSN : 4730-00-821-0189
NIIN : 008210189
CAGE Code : 17439
Manufacturer: Chicago Pneumatic Tool Co
Item Name : Packing Nut
If you’re in need of NSN parts, look no further than NSN Orbit. Owned and operated by ASAP Semiconductor, we have access to an unparalleled inventory of parts and components for the aerospace, civil aviation, defense, electronics, and industrial markets. This includes parts such as Packing Nut from Chicago Pneumatic Tool Co, as well as part numbers like MS21937-4L and many more. NSN Orbit has more than two billion new and obsolete parts readily available with short lead times and competitive prices, and as we are an AS9120B, ISO 9001:2015, and FAA AC 00-56B accredited business, and the only independent distributor with a strict No China Sourcing Pledge, each part we sell is fully traceable or comes directly from the manufacturer.
Our website offers an array of parametric search capabilities that allow our customers to search for parts through a number of filters, one of which is the National Stock Number, or NSN. A National Stock Number is an identifier applied to any item of supply that is repeatedly procured, stocked, stored, issued, and used throughout the federal supply system. NSN Orbit has a broad selection of NSN parts such as 4730008210189 from manufacturers like Chicago Pneumatic Tool Co. To begin the purchasing process immediately, submit an RFQ today for part number MS21937-4L.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 4730-00-821-0189 Item Description: 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 | 1 | 5 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AASA | THREAD LENGTH | 0.250 INCHES NOMINAL |
| AASG | CASEHARDENING INDICATOR | NOT CASEHARDENED |
| ASDB | WIDTH ACROSS FLATS | 1.000 INCHES NOMINAL |
| BBMM | SCREW THREAD LOCATION | INTERNAL |
| MATL | MATERIAL | ALUMINUM ALLOY, QQ-A-225/9, ALLOY 7075 |
| STYL | STYLE DESIGNATOR | HEXAGON, INTERNAL THREAD, SHOULDERED |
| ZZZK | SPECIFICATION/STANDARD DATA | 81343-SAE AS21937 MANUFACTURERS STANDARD |
| AAJD | THREAD CLASS | 3B |
| SR-1 | MANUFACTURERS CODE | 96906 |
| ALME | MATERIAL HARDNESS RATING | NOT RATED |
| CFQG | MAJOR UNTHREADED OUTSIDE DIAMETER | 0.687 INCHES NOMINAL |
| AGRU | LARGEST INSIDE DIAMETER | 0.562 INCHES NOMINAL |
| SR-1 | SPEC/STD CONTROLLING DATA | |
| ABUJ | THREAD SIZE | 7/16IN-20 |
| ABHP | OVERALL LENGTH | 0.406 INCHES NOMINAL |
| AJYP | SCREW THREAD SERIES DESIGNATOR | UNF |
| BRQL | LENGTH TO SHOULDER | 0.344 INCHES NOMINAL |
| MATT | MATERIAL | ALUMINUM ALLOY 7075 |
| SR-1 | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MS21937-4L |
| AWQD | STRENGTH RATING | NOT RATED |
| ABVA | UNTHREADED PORTION LENGTH | 0.156 INCHES NOMINAL |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
 |
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