Alcoa Fastening Systems Ltd Part Number HT4UA-5 - Get an Instant Quote

Part Number:  HT4UA-5
Alternate P/N:  HT4UA5
Manufacturer:  alcoa fastening systems ltd
NIIN:  00-868-1927
Item Name :  screw close tolerance
CAGE Code:  C4293
FSC:  5305 Screws
INC Code:  29294
Country:  USA
NCB Code:  00
Last Updated:  05-21-2025

Part Number HT4UA-5 described as Screw Close Tolerance with NSN 5305-00-868-1927 with FSC 5305 Screws by Manufacture Alcoa Fastening Systems Ltd 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 Alcoa Fastening Systems Ltd aerospace and aviation parts like HT4UA-5. 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are subject to change until acceptance by ASAP Semiconductor of a binding Purchase Order, and quotations may be withdrawn or revised at the sole discretion of ASAP Semiconductor.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 HT4UA-5 with NSN 5305-00-868-1927, 5305008681927

NSNFSCNIINCLSHazmatDEMILCancelled NSN
5305-00-868-1927

Item Description:

Screw Close Tolerance

53050086819270N
CIICHCCESDPMICCriticalityENAC
UU
Part NumberISCRNVCRNCCHCCMSDSSADC
Ht408a-4-5C1C9

Characteristics Data of NSN 5305-00-868-1927, 5305008681927

MRCCriteriaCharacteristic
AASBFASTENER LENGTH0.765 INCHES MINIMUM AND 0.812 INCHES MAXIMUM
AASKHEAD STYLEFLAT COUNTERSUNK UNDERCUT
AASLHEAD DIAMETER0.502 INCHES MINIMUM
AAURGRIP DIAMETER0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM
ABQZINTERNAL DRIVE STYLEHIGH-TORQUE
ANEEGRIP LENGTH0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM
CMLPTHREAD QUANTITY PER INCH28
CQFMHARDNESS RATING36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL
MATTMATERIALSTEEL COMP 4140 OVERALL OR STEEL COMP E4340 OVERALL OR STEEL COMP 6150 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 8740 OVERALL
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 5TH MATE
STDCSURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
AAJDTHREAD CLASS3A
AAJFTHREAD DIRECTIONRIGHT-HAND
AASATHREAD LENGTH0.443 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
AASUHEAD HEIGHT0.071 INCHES MINIMUM AND 0.073 INCHES MAXIMUM
AHYMNOMINAL THREAD DIAMETER0.250 INCHES
CQBCMINIMUM TENSILE STRENGTH16000 POUNDS PER SQUARE INCH
CRSQCOUNTERSINK ANGLE100.0 DEGREES NOMINAL
FEATSPECIAL FEATURESFURNISHED W-ONE O RING
SFTTSURFACE TREATMENTCADMIUM OVERALL AND CHROMATE OVERALL
THSDTHREAD SERIES DESIGNATORUNF



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