Aeronautical And General Instruments Part Number 20631 300.21 - Get an Instant Quote

Part Number:  20631 300.21
NIIN:  01-150-6356
Item Name :  screw shoulder
CAGE Code:  K0639
FSC:  5305 Screws
INC Code:  22846
Country:  USA
NCB Code:  01
Last Updated:  05-24-2025

Part Number 20631 300.21 described as Screw Shoulder with NSN 5305-01-150-6356 with FSC 5305 Screws by Manufacture Aeronautical And General Instruments 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 Aeronautical And General Instruments aerospace and aviation parts like 20631 300.21. 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are subject to change until acceptance by ASAP Semiconductor of a binding Purchase Order, and quotations may be withdrawn or revised at the sole discretion of ASAP Semiconductor.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 20631 300.21 with NSN 5305-01-150-6356, 5305011506356

NSNFSCNIINCLSHazmatDEMILCancelled NSN
5305-01-150-6356

Item Description:

Screw Shoulder

53050115063560N
CIICHCCESDPMICCriticalityENAC
UU0
Part NumberISCRNVCRNCCHCCMSDSSADC
20631-300-21525

Characteristics Data of NSN 5305-01-150-6356, 5305011506356

MRCCriteriaCharacteristic
AAJFTHREAD DIRECTIONRIGHT-HAND
AASATHREAD LENGTH0.130 INCHES NOMINAL
AASBFASTENER LENGTH0.250 INCHES NOMINAL
AASKHEAD STYLEPAN NO. 2
AASLHEAD DIAMETER0.310 INCHES NOMINAL
AASUHEAD HEIGHT0.060 INCHES NOMINAL
AATNSHOULDER DIAMETER0.186 INCHES MINIMUM FIRST SHOULDER AND 0.187 INCHES MAXIMUM FIRST SHOULDER
AATXSHOULDER LENGTH0.130 INCHES NOMINAL FIRST SHOULDER
ABQZINTERNAL DRIVE STYLESLOT
AHYMNOMINAL THREAD DIAMETER0.110 INCHES
CWYBSHOULDER SHAPEROUND FIRST SHOULDER
FEATSPECIAL FEATURESINTERNAL DRIVE SLOT 0.030 IN W AND 0.030 IN. DP
MATTMATERIALSTEEL CORROSION RESISTING OVERALL
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONBS970 PT4 416541 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THSDTHREAD SERIES DESIGNATORBA



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