Quote for A278 Keystone Carbon Co Inc Part with NSN 5905-00-789-5917

Part Number:  A278
Manufacturer:  keystone carbon co inc
NIIN:  7895917
Item Name :  resistor thermal
CAGE Code:  75263
INC Code:  00309
Country:  USA
NCB Code:  00
FSG:  59 Electrical and Electronic Equipment Components
Last Updated:  02-09-2026

Are you looking quote for part A278? The Keystone Carbon Co Inc-manufactured component (CAGE Code: 75263) is documented under NSN 5905-00-789-5917 as Resistor Thermal. For the fastest quote, please complete our RFQ form with details about A278. We guarantee a response within 15 minutes.

ASAP Components provides the verified A278, classified under INC 00309, FSG 59 Electrical and Electronic Equipment Components, FSC 5905 Resistors, NIIN 00-789-5917, and NCB 00. Submit your requirements today to receive immediate pricing and availability information.

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NSN Information for Part Number A278 with NSN 5905-00-789-5917, 5905007895917

NSNFSCNIINCLSHazmatDEMILCancelled NSN
5905-00-789-5917

Item PartTypeName:

RESISTOR,THERMAL

5905007895917N
CIICHCCESDPMICCriticalityENAC
U
Part NumberISCRNVCRNCCHCCMSDSSADC
10545004227

Characteristics Data of NSN 5905-00-789-5917, 5905007895917

MRCCriteriaCharacteristic
AEJEZERO POWER RESISTANCE AT SPECIFIED TEMP3.7 OHMS 2ND RESISTANCE-TEMPERATURE POINT
AEJEZERO POWER RESISTANCE AT SPECIFIED TEMP4.6 OHMS 1ST RESISTANCE-TEMPERATURE POINT
AEJFRESISTANCE TOLERANCE AT A SPECIFIED TEMP IN PERCENT-5.0 TO 5.0 ALL RESISTANCE-TEMPERATURE POINTS
AKNAINCLOSURE TYPEENCAPSULATED
STYLSTYLE DESIGNATORWAFER
ADAUBODY HEIGHT0.715 INCHES NOMINAL
AEHXMAXIMUM POWER DISSIPATION RATING2.00 WATTS
AEJDTEMP POINTS FOR RESISTANCE READINGS AT ZERO POWER-21.5 DEG CELSIUS 1ST RESISTANCE-TEMPERATURE POINT
AEJDTEMP POINTS FOR RESISTANCE READINGS AT ZERO POWER0.0 DEG CELSIUS 2ND RESISTANCE-TEMPERATURE POINT
AEJDTEMP POINTS FOR RESISTANCE READINGS AT ZERO POWER37.8 DEG CELSIUS 3RD RESISTANCE-TEMPERATURE POINT
AEJEZERO POWER RESISTANCE AT SPECIFIED TEMP1.8 OHMS 4TH RESISTANCE-TEMPERATURE POINT
AEJEZERO POWER RESISTANCE AT SPECIFIED TEMP2.2 OHMS 3RD RESISTANCE-TEMPERATURE POINT
CQWDZERO POWER RESISTANCE2.590 OHMS
CRQJZERO POWER RESISTANCE TOLERANCE IN PERCENT AT REFERENCE TEMP-10.0 TO 10.0
TTQYTERMINAL TYPE AND QUANTITY2 WIRE LEAD
AARGRELIABILITY INDICATORESTABLISHED
ABJTTERMINAL LENGTH0.900 INCHES MINIMUM
ADAQBODY LENGTH0.740 INCHES NOMINAL
ADATBODY WIDTH0.325 INCHES NOMINAL
AEBTTERMINAL DIAMETER0.020 INCHES NOMINAL
AEHZMAXIMUM OPERATING TEMP150.0 DEG CELSIUS
AEJDTEMP POINTS FOR RESISTANCE READINGS AT ZERO POWER104.4 DEG CELSIUS 5TH RESISTANCE-TEMPERATURE POINT
AEJDTEMP POINTS FOR RESISTANCE READINGS AT ZERO POWER50.0 DEG CELSIUS 4TH RESISTANCE-TEMPERATURE POINT
AEJEZERO POWER RESISTANCE AT SPECIFIED TEMP1.1 OHMS 5TH RESISTANCE-TEMPERATURE POINT

Schedule B & Trade

End Use : 20005 Electric apparatus
Schedule B : 8533400080 (NAICS 334416) Variable resistors, including potentiometers, nesoi
SITC : 77235 Variable electrical resistors (including reostats and potentiometers), n.E.S.

Identification

CRITL The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
HMIC N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
PMIC U - Precious metal content is unknown

Freight Information

ACC: H - Instruments/equipment/supplies for radio, communications, electrical, laboratory, etc. (includes signal corps)
ADC: A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
LTL: P - 77.5
NMFC: 062960 - Reostats/parts noi
SHC: 9 - Other or no special handling required (sh)
TCC: Z - No special type of cargo code applicable
WCC: 658 - Electrical appliances, small

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