Part identity

123721-1

Coupling Boss

0b229

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

Part description

Coupling Boss

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
123721-1
Item name
Coupling Boss
Manufacturer code
24390
Manufacturer
0b229

Certifications & documentation

  • UL Recognized
  • CE
  • C of C available on request
0

Manufacturer

0b229

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

View manufacturer profile →

NSN Information for Part Number 123721-1 with NSN 4730-00-803-5912, 4730008035912

NSNFSCNIINCLSHazmatDEMILCancelled NSN
4730008035912

Item Description:

Coupling Boss

47300080359120N
CIICHCCESDPMICCriticalityENAC
U U
Part NumberISCRNVCRNCCHCCMSDSSADC
123721-1293

Characteristics Data of NSN 4730-00-803-5912, 4730008035912

MRCCriteriaCharacteristic
AHNCCONNECTION STYLEGASKET SEAL (BOSS) ALL ENDS
CQJXNOMINAL THREAD SIZE0.750 INCHES 1ST END
CWFRNOMINAL OVERALL LENGTH2.688 INCHES
MDCLMATERIAL DOCUMENT AND CLASSIFICATION66,AISI 302/SAE 30302 FED STD SINGLE MATERIAL RESPONSE OVERALL OR 66,AISI 304/SAE 30304 FED STD SINGLE MATERIAL RESPONSE OVERALL
THSDTHREAD SERIES DESIGNATORUNJF ALL ENDS
AAJDTHREAD CLASS3B ALL ENDS
AWLSCONNECTION TYPETHREADED INTERNAL BOSS 1ST END
FEATSPECIAL FEATURES2.312 IN.DIA BY 0.188 IN.THD FLANGE W/FOUR 0.220 IN.MIN/0.226 IN.MAX DIA HOLES EQUALLY SPACED ON 1.875 IN.DIA BOLT CIRCLE,LOCATED 0.312 IN.FROM END
MATTMATERIALSTEEL OVERALL
SFTTSURFACE TREATMENTPASSIVATE INSIDE
STYLSTYLE DESIGNATORPLAIN
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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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