Part identity

MIL-S-3950

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Cooper Uk Ltd Bussmann Division

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

Part description

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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
MIL-S-3950
Item name
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Manufacturer code
U1868
Manufacturer
Cooper Uk Ltd Bussmann Division

Certifications & documentation

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

Manufacturer

Cooper Uk Ltd Bussmann Division

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 MIL-S-3950 with NSN 5930-00-845-0177, 5930008450177

NSNFSCNIINCLSHazmatDEMILCancelled NSN
5930008450177

Item Description:

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59300084501770P
CIICHCCESDPMICCriticalityENAC
U U
Part NumberISCRNVCRNCCHCCMSDSSADC
Mil-S-3950195

Characteristics Data of NSN 5930-00-845-0177, 5930008450177

MRCCriteriaCharacteristic
AAQLBODY STYLEBUSHING MOUNT
ABHPOVERALL LENGTH1.340 INCHES NOMINAL
ABKWOVERALL HEIGHT2.500 INCHES NOMINAL
ABMKOVERALL WIDTH1.660 INCHES NOMINAL
ABXDBUSHING LENGTH0.455 INCHES MINIMUM AND 0.485 INCHES MAXIMUM
ADAQBODY LENGTH1.340 INCHES MAXIMUM
ADATBODY WIDTH1.660 INCHES MAXIMUM
ADAUBODY HEIGHT0.940 INCHES MINIMUM AND 0.980 INCHES MAXIMUM
AFUQACTUATOR STYLEROUND
AFURACTUATOR DIAMETER0.237 INCHES MINIMUM AND 0.243 INCHES MAXIMUM
AFUSACTUATOR HEIGHT1.135 INCHES MINIMUM AND 1.165 INCHES MAXIMUM
AFUXACTUATOR POSITION-ACTION RELATIONSHIPUP POSITION MAINTAINED AND DOWN POSITION MAINTAINED
AFXEMAXIMUM VOLTAGE RATING IN VOLTS115.0 AC AND 28.0 DC
AKNAINCLOSURE TYPEFULLY INCLOSED
AXGYMOUNTING METHODTHREADED BUSHING
CBBLFEATURES PROVIDEDACTUATOR SEAL
CMLPTHREAD QUANTITY PER INCH32
CQJXNOMINAL THREAD SIZE0.469 INCHES
CRLDNONPILE-UP CONTACT ARRANGEMENT4 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
CXQRCONTACT LOAD CURRENT RATING AT MAXIMUM RATED VOLTAGE20.000 AMPERES RESISTIVE DC AND 12.000 AMPERES INDUCTIVE DC AND 5.000 AMPERES LAMP DC AND 15.000 AMPERES RESISTIVE AC AND 15.000 AMPERES INDUCTIVE AC AND 4.000 AMPERES LAMP AC
TESTTEST DATA DOCUMENT81349-MIL-S-3950 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTIN
THSDTHREAD SERIES DESIGNATORUNS
TTQYTERMINAL TYPE AND QUANTITY12 SCREW
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Certifications

  • AS9120:2025
  • ISO 9001:2015
  • FAA AC 00-56B
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