Part identity

1283013-103

Bolt Shoulder

Refa International Inc

Avg quote: 14 minFulfilled from Anaheim, CAAS9120:2025 · ISO 9001 · FAA AC 00-56BC of C, lot & date code with every line

Part description

Bolt Shoulder

ASAP supports this specific part for replacement, spare-pool replenishment, retrofit, and urgent maintenance requirements. Quote requests can include alternate MPN, condition preferences, certification needs, and plant-specific receiving instructions so procurement gets a clear sourcing response before purchase.

Specifications

MPN
1283013-103
Item name
Bolt Shoulder
Manufacturer code
023T7
Manufacturer
Refa International Inc

Certifications & documentation

  • UL Recognized
  • CE
  • C of C available on request
RI

Manufacturer

Refa International Inc

Authorized-distributor or qualified-aftermarket source. Parts shipped from this manufacturer include full traceability paperwork and counterfeit-mitigation per SAE AS6081.

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NSN Information for Part Number 1283013-103 with NSN 5306-01-057-3734, 5306010573734

NSNFSCNIINCLSHazmatDEMILCancelled NSN
5306010573734

Item Description:

Bolt Shoulder

53060105737340N
CIICHCCESDPMICCriticalityENAC
U U
Part NumberISCRNVCRNCCHCCMSDSSADC
1283013-103223

Characteristics Data of NSN 5306-01-057-3734, 5306010573734

MRCCriteriaCharacteristic
AAJDTHREAD CLASS3A
AAJFTHREAD DIRECTIONRIGHT-HAND
AASATHREAD LENGTH0.640 INCHES MINIMUM AND 0.730 INCHES MAXIMUM
AASBFASTENER LENGTH1.915 INCHES MINIMUM AND 1.955 INCHES MAXIMUM
AASKHEAD STYLEHEXAGON
AASUHEAD HEIGHT0.260 INCHES MINIMUM AND 0.280 INCHES MAXIMUM
AATBWIDTH BETWEEN FLATS0.743 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
AATNSHOULDER DIAMETER0.4992 INCHES MINIMUM FIRST SHOULDER AND 0.4994 INCHES MAXIMUM FIRST SHOULDER
AATXSHOULDER LENGTH1.295 INCHES MINIMUM FIRST SHOULDER AND 1.305 INCHES MAXIMUM FIRST SHOULDER
AAWBSHANK UNTHREADED HOLE DIAMETER0.108 INCHES MINIMUM FIRST HOLE AND 0.113 INCHES MAXIMUM FIRST HOLE
AHYMNOMINAL THREAD DIAMETER0.375 INCHES
CMLPTHREAD QUANTITY PER INCH24
CQBCMINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
CRZSDISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER1.667 INCHES MINIMUM FIRST HOLE AND 1.687 INCHES MAXIMUM FIRST HOLE
CWYBSHOULDER SHAPEROUND FIRST SHOULDER
MATTMATERIALSTEEL COMP 4140 OVERALL
THSDTHREAD SERIES DESIGNATORUNJF
Integrated Electromechanicals

Industrial automation, control, and electromechanical components. Over 2 billion parts across 5,100+ manufacturers. Quotes back in 15 minutes, 24/7 — fulfilled from Anaheim, California.

Certifications

  • AS9120:2025
  • ISO 9001:2015
  • FAA AC 00-56B
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USA fulfillment. Every order shipped from our Anaheim, California operations. Counterfeit-mitigation aligned to SAE AS5553 / AS6081.

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