We appreciate your interest in the NSN part A20547 under 5305-00-600-8993. If you are looking to receive a quick and personalized quote, please fill out our Instant RFQ with as much information as possible so that we can best create a solution to fit your needs. National Stock Numbers are 13-digit serial numbers assigned to specific items in the federal supply chain. These numbers are not arbitrary and follow a particular classification system.
A20547 is manufactured by Manroy Engineering Ltd with CAGE Code U4574 and is described as Screw Shoulder. Like any other part on our website, this item is available for purchase at any time. Furthermore, if you are interested in acquiring items that we do not currently list in our database, we invite you to complete an Instant RFQ with available information, and our team will review it and respond in 15 minutes or less.
Internet of Hardware is a leading distributor of NSN part A20547, and we can help you acquire both popular and hard-to-find aerospace and electronic components. Rest assured that our parts are only sourced from trusted global manufacturers such as Manroy Engineering Ltd when purchasing through us. Internet of Hardware is an AS9120B, ISO 9001:2015, and FAA AC 0056B accredited and certified enterprise, and we take significant measures to ensure all components are certified, quality-tested, and approved.
NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
---|---|---|---|---|---|---|
5305-00-600-8993 Item Description: Screw Shoulder | 5305 | 006008993 | 0 | N | ||
CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
U | U | |||||
Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
A20547 | 2 | 2 | 5 |
MRC | Criteria | Characteristic |
---|---|---|
AAJD | THREAD CLASS | 3A |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASA | THREAD LENGTH | 0.327 INCHES MINIMUM AND 0.357 INCHES MAXIMUM |
AASB | FASTENER LENGTH | 0.660 INCHES MINIMUM AND 0.690 INCHES MAXIMUM |
AASK | HEAD STYLE | FLAT CHAMFER |
AASL | HEAD DIAMETER | 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM |
AASU | HEAD HEIGHT | 0.333 INCHES MINIMUM AND 0.368 INCHES MAXIMUM |
AATN | SHOULDER DIAMETER | 0.615 INCHES MINIMUM FIRST SHOULDER AND 0.635 INCHES MAXIMUM FIRST SHOULDER |
AATX | SHOULDER LENGTH | 0.240 INCHES MINIMUM FIRST SHOULDER AND 0.260 INCHES MAXIMUM FIRST SHOULDER |
AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.077 INCHES MINIMUM FIRST HOLE AND 0.087 INCHES MAXIMUM FIRST HOLE |
ABQZ | INTERNAL DRIVE STYLE | SLOT |
AHYM | NOMINAL THREAD DIAMETER | 0.438 INCHES |
CMLP | THREAD QUANTITY PER INCH | 20 |
CQFM | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM OVERALL AND 46.0 ROCKWELL C MAXIMUM OVERALL |
CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.125 INCHES NOMINAL FIRST HOLE |
CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
FEAT | SPECIAL FEATURES | ROOVE 0.083 IN. LG 0.369 IN. DIA. AND SLOT IN THD END |
MATT | MATERIAL | STEEL COMP 4140 OVERALL |
SFTT | SURFACE TREATMENT | PHOSPHATE OVERALL |
THSD | THREAD SERIES DESIGNATOR | UNF |
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