Emhart Teknologies Inc Part Number ST3M653C6-21A - Get an Instant Quote

Part Number:  ST3M653C6-21A
Alternate P/N:  ST3M653C621A
Manufacturer:  emhart teknologies inc
NIIN:  01-568-1024
Item Name :  screw shoulder
CAGE Code:  58998
FSC:  5305 Screws
INC Code:  22846
Country:  USA
NCB Code:  01
Last Updated:  05-23-2025

Part Number ST3M653C6-21A described as Screw Shoulder with NSN 5305-01-568-1024 with FSC 5305 Screws by Manufacture Emhart Teknologies Inc is available in stock. We provide comprehensive database of aerospace and aviation components, sub-assemblies, and completed assemblies allows us to respond to your RFQ within 15 minutes.

Simplified Purchasing is owned and operated by ASAP Semiconductor, an industry-leading AS9120B, ISO 9001:2015, and FAA AC 0056B certified distributor of Emhart Teknologies Inc aerospace and aviation parts like ST3M653C6-21A. We are a service-oriented company that provides quality NSN components with an emphasis on United States export law through our delivery centers at 2 strategic locations, California and Nevada. 

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Disclaimer: This is a quotation for the goods listed above. This quotation is meant as an estimate and does not reflect a final bill or invoice. All quotations are subject to change until acceptance by ASAP Semiconductor of a binding Purchase Order, and quotations may be withdrawn or revised at the sole discretion of ASAP Semiconductor. This quotation is subject to the ASAP Semiconductor Terms & Conditions available at https://www.asapsemi.com/customer-terms-and-conditions/ . All United States Government and Department of Defense bids are quoted as CAGE code 6RE77 from ASAP Semiconductor’s Anaheim, California facility. Any quotation from ASAP Semiconductor without 6RE77 is void.

NSN Information for Part Number ST3M653C6-21A with NSN 5305-01-568-1024, 5305015681024

NSNFSCNIINCLSHazmatDEMILCancelled NSN
5305-01-568-1024

Item Description:

Screw Shoulder

53050156810240N
CIICHCCESDPMICCriticalityENAC
UA0
Part NumberISCRNVCRNCCHCCMSDSSADC
Wc4020-6-21ax525

Characteristics Data of NSN 5305-01-568-1024, 5305015681024

MRCCriteriaCharacteristic
AAJDTHREAD CLASS3A
AAJFTHREAD DIRECTIONRIGHT-HAND
AASATHREAD LENGTH0.641 INCHES NOMINAL
AASBFASTENER LENGTH1.953 INCHES NOMINAL
AASKHEAD STYLEFLAT COUNTERSUNK UNDERCUT
AASLHEAD DIAMETER0.756 INCHES MINIMUM AND 0.760 INCHES MAXIMUM
AASUHEAD HEIGHT0.109 INCHES MINIMUM AND 0.111 INCHES MAXIMUM
AATNSHOULDER DIAMETER0.389 INCHES MINIMUM FIRST SHOULDER AND 0.390 INCHES MAXIMUM FIRST SHOULDER
AATXSHOULDER LENGTH1.129 INCHES MINIMUM FIRST SHOULDER AND 1.151 INCHES MAXIMUM FIRST SHOULDER
ABQZINTERNAL DRIVE STYLEHIGH-TORQUE
AHYMNOMINAL THREAD DIAMETER0.375 INCHES
CMLPTHREAD QUANTITY PER INCH24
CRSQCOUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
CWYBSHOULDER SHAPEROUND FIRST SHOULDER
FEATSPECIAL FEATURESFURNISHED WITH ONE RUBBER O RING
MATTMATERIALSTEEL COMP XM-13 OVERALL
THSDTHREAD SERIES DESIGNATORUNJF



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