Part identity

0C-4-271

Fastener Length: 0.182 inches minimum and 0.192 inches maximum Head Style: A42 oval countersunk Nominal Thread Diameter: 0.112 inches

Brunson Instrument Company 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

Fastener Length: 0.182 inches minimum and 0.192 inches maximum Head Style: A42 oval countersunk Nominal Thread Diameter: 0.112 inches

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
0C-4-271
Item name
Fastener Length: 0.182 inches minimum and 0.192 inches maximum Head Style: A42 oval countersunk Nominal Thread Diameter: 0.112 inches
Manufacturer code
66796
Manufacturer
Brunson Instrument Company Inc

Certifications & documentation

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

Manufacturer

Brunson Instrument Company Inc

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 0C-4-271 with NSN 5305-01-133-0149, 5305011330149

NSNFSCNIINCLSHazmatDEMILCancelled NSN
5305011330149

Item Description:

Screw Machine

53050113301490NA
CIICHCCESDPMICCriticalityENAC
UAA0
Part NumberISCRNVCRNCCHCCMSDSSADC
0c-4-27151CK

Characteristics Data of NSN 5305-01-133-0149, 5305011330149

MRCCriteriaCharacteristic
AAJDTHREAD CLASS3A
AAJFTHREAD DIRECTIONRIGHT-HAND
AASATHREAD LENGTH0.068 INCHES MINIMUM AND 0.130 INCHES MAXIMUM
AASBFASTENER LENGTH0.182 INCHES MINIMUM AND 0.192 INCHES MAXIMUM
AASKHEAD STYLEOVAL COUNTERSUNK
AASLHEAD DIAMETER0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM
ABQZINTERNAL DRIVE STYLESLOT
AHYMNOMINAL THREAD DIAMETER0.112 INCHES
CMLPTHREAD QUANTITY PER INCH48
CRSQCOUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
CXCYIII PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
CYAUSCREW MATERIALCOPPER ALLOY
THSDTHREAD SERIES DESIGNATORUNF
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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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  • AS9120:2025
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