Part identity

03A173-3-4P

Screw Close Tolerance

American Marsh Pumps 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

Screw Close Tolerance

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
03A173-3-4P
Item name
Screw Close Tolerance
Manufacturer code
76825
Manufacturer
American Marsh Pumps Inc

Certifications & documentation

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

Manufacturer

American Marsh Pumps 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 03A173-3-4P with NSN 5305-01-348-7812, 5305013487812

NSNFSCNIINCLSHazmatDEMILCancelled NSN
5305013487812

Item Description:

Screw Close Tolerance

53050134878120N
CIICHCCESDPMICCriticalityENAC
U A
Part NumberISCRNVCRNCCHCCMSDSSADC
03a173-3-4p595

Characteristics Data of NSN 5305-01-348-7812, 5305013487812

MRCCriteriaCharacteristic
AAJFTHREAD DIRECTIONRIGHT-HAND
AASATHREAD LENGTH0.345 INCHES NOMINAL
AASBFASTENER LENGTH0.580 INCHES MINIMUM AND 0.610 INCHES MAXIMUM
AASKHEAD STYLEFLAT COUNTERSUNK
AASLHEAD DIAMETER0.328 INCHES MINIMUM AND 0.385 INCHES MAXIMUM
AAURGRIP DIAMETER0.885 INCHES MINIMUM AND 0.895 INCHES MAXIMUM
AHYMNOMINAL THREAD DIAMETER0.190 INCHES
ANEEGRIP LENGTH0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
CMLPTHREAD QUANTITY PER INCH32
CQBCMINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
CRSQCOUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
CSYMSURFACE FINISH32.0 MICROINCHES BEARING SURFACE OF HEAD32.0 MICROINCHES GRIP32.0 MICROINCHES THREADS
MATTMATERIALIRON ALLOY 660 OVERALL
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONAMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 5731 ASSN STD SINGLE 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
AAJDTHREAD CLASS3A
THSDTHREAD SERIES DESIGNATORUNJF
ABQZINTERNAL DRIVE STYLEOFFSET CRUCIFORM (TORQUE SET)
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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