AS9120B, ISO 9001:2015, and FAA AC 0056B ACCREDITED

USA Flag

We are proud to supply every branch of the United States military



  Top FSCs



Why Choose Us?

Low Price Icon Cost Effective Warrantied inventory at competitive prices
Quick Search Icon QUICK SEARCH Search the world's largest inventory of electronic components by manufacturer, category or part number
get it fast  Icon FASTEST DELIVERY All inventory ready to ship from our sellers
Quality Guaranteed Icon QUALITY ASSURED We sell only warrantied and traceable parts

NSN Part 51B581-5-22H by Alcoa Global Fasteners Inc Of NSN 5305-01-076-6318 - RFQ Form

Mfg Part Number: 51B581-5-22H
Alternate P/N: 51B581522H
CAGE Code : 06950
Item Name : Screw Close Toleran

We appreciate your interest in the NSN part 51B581-5-22H under 5305-01-076-6318. 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.

51B581-5-22H is manufactured by Alcoa Global Fasteners Inc with CAGE Code 06950 and is described as Screw Close Toleran. 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.

PRODUCT DETAILS “*” Required Fields Are Compulsory

CONTACT INFORMATION

  • I consent to receive email communications from ASAP Semiconductor and can unsubscribe at any time.
  • ASAP Semiconductor is a wholly independent aftermarket parts distributor.
  • This website is intended for quotations based on part numbers only. Please DO NOT submit drawings, technical data, or other specifications through this portal.

Note : We Will Not Share Your Information To Any Third Parties.

  • Upload RFQ SHEET
  • If you have more than one item, upload your spreadsheet here

Internet of Hardware is a leading distributor of NSN part 51B581-5-22H, 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 Alcoa Global Fasteners Inc 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 Information for Part Number 51B581-5-22H with NSN 5305-01-076-6318, 5305010766318

NSNFSCNIINCLSHazmatDEMILCancelled NSN
5305-01-076-6318

Item Description:

Screw Close Toleran

53050107663180N
CIICHCCESDPMICCriticalityENAC
U U
Part NumberISCRNVCRNCCHCCMSDSSADC
51b581-5-22h225

Characteristics Data of NSN 5305-01-076-6318, 5305010766318

MRCCriteriaCharacteristic
AAJDTHREAD CLASS3A
AAJFTHREAD DIRECTIONRIGHT-HAND
AASATHREAD LENGTH0.349 INCHES MINIMUM AND 0.416 INCHES MAXIMUM
AASBFASTENER LENGTH1.734 INCHES MINIMUM AND 1.781 INCHES MAXIMUM
AASKHEAD STYLEFLAT COUNTERSUNK
AASLHEAD DIAMETER0.469 INCHES MINIMUM AND 0.474 INCHES MAXIMUM
AAURGRIP DIAMETER0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM
AAWBSHANK UNTHREADED HOLE DIAMETER0.066 INCHES MINIMUM FIRST HOLE AND 0.086 INCHES MAXIMUM FIRST HOLE
ABQZINTERNAL DRIVE STYLEOFFSET CRUCIFORM (TORQUE SET)
AHYMNOMINAL THREAD DIAMETER0.312 INCHES
ANEEGRIP LENGTH1.365 INCHES MINIMUM AND 1.385 INCHES MAXIMUM
CMLPTHREAD QUANTITY PER INCH24
CQBCMINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
CQFMHARDNESS RATING39.0 ROCKWELL C MINIMUM OVERALL AND 43.0 ROCKWELL C MAXIMUM OVERALL
CRSQCOUNTERSINK ANGLE99.5 DEGREES MINIMUM AND 100.5 DEGREES MAXIMUM
CRZSDISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER1.615 INCHES MINIMUM FIRST HOLE AND 1.662 INCHES MAXIMUM FIRST HOLE
CSYMSURFACE FINISH32.0 MICROINCHES GRIP
MATTMATERIALSTEEL COMP E4340 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5626 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OVERALL
SFTTSURFACE TREATMENTCADMIUM OVERALL AND CHROMATE OVERALL
STDCSURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THSDTHREAD SERIES DESIGNATORUNF

  Related NSN Parts to 51B581-5-22H

Semiconductor's Certifications and Memberships
The only independent
distributor with a
NO CHINA SOURCING Pledge
  • All orders are fulfilled in the USA.
  • All shipments must comply with U.S.A export laws.
  • No exceptions.
fallen heroes fund logo

“We Proudly Support the Intrepid Fallen Heroes Fund that serves United States Military Personnel experiencing the Invisible Wounds of War: Traumatic Brain Injury (TBI) and Post Traumatic Stress (PTS). Please visit the website (www.fallenheroesfund.org) and help in their valiant effort.”

Thank You for Visiting.

We Hope that You Will Visit Us Again the Next Time You Need NSN Parts and Make Us Your Strategic Purchasing Partner.

Request for Quote

We use cookies to ensure that we give you the best experience on our website. If you continue to use this site we will assume that you are happy with it.