PartsTable
Technical Data Sheet
B21343 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

RESISTOR,VARIABLE,WIRE WOUND,PRE. Key specifications include color: BLACK FIRST POSITION COVER FIRST CONDUCTOR, material: COPPER ALLOY OVERALL, body_style: CYLINDRICAL BUSHING MOUNTED, bore_style: PLAIN BOTH ENDS, teeth_type: SINGLE HELIX, tooth_form: STANDARD. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5995-00-480-5894, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO MRO_GENERAL B21343
NSN: 5995-00-480-5894
FSC: 5995
CAGE: 88958 — MASSA PRODUCTS CORPORATION (USA)
SPECIFICATIONS
colorBLACK FIRST POSITION COVER FIRST CONDUCTOR
materialCOPPER ALLOY OVERALL
body_styleCYLINDRICAL BUSHING MOUNTED
bore_stylePLAIN BOTH ENDS
teeth_typeSINGLE HELIX
tooth_formSTANDARD
body_length1.141 INCHES NOMINAL IN
helix_angle3.5498 DEGREES
shaft_styleROUND
bearing_typeSLEEVE SHAFT
shaft_length0.719 INCHES NOMINAL IN
shaft_runout0.0005 INCHES IN
NSN5995-00-480-5894
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,WIRE WOUND,PRE TITLE COMPONENT PN B21343 MFR RESISTOR,VARIABLE,WIRE
KEY FEATURES
MATERIAL: COPPER FIRST MORTISE
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-3065,TYPE 2,CLASS 60 MIL SPEC SINGLE MATERIAL RESPONSE FIRST POSITION JACKET CABLE
INDIVIDUAL CONDUCTOR LENGTH: 1.875 INCHES NOMINAL SECOND END ALL CONDUCTORS IN
CROSS-SECTIONAL SHAPE STYLE: ROUND
COLOR: WHITE SECOND POSITION COVER SECOND CONDUCTOR
TERMINATION TYPE: CONNECTOR PLUG FIRST END ALL CONDUCTORS
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER FIRST MORTISE
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-3065,TYPE 2,CLASS 60 MIL SPEC SINGLE MATERIAL RESPONSE FIRST POSITION JACKET CABLE
INDIVIDUAL CONDUCTOR LENGTH1.875 INCHES NOMINAL SECOND END ALL CONDUCTORS IN
MATERIALRUBBER CHLOROPRENE CLASS CR SIDES OF HEAD
OVERALL LENGTH1.000 FEET FT
CROSS-SECTIONAL SHAPE STYLEROUND
COLORWHITE SECOND POSITION COVER SECOND CONDUCTOR
TERMINATION TYPECONNECTOR PLUG FIRST END ALL CONDUCTORS
CONDUCTOR ARRANGEMENT AND QUANTITY2 SINGLES
COLORBLACK FIRST POSITION COVER FIRST CONDUCTOR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
979-1B444Interchangeable
interchangeable cross-reference
interchangeable
206-400Interchangeable
interchangeable cross-reference
interchangeable
SC394Interchangeable
interchangeable cross-reference
interchangeable
SMB179532Interchangeable
interchangeable cross-reference
interchangeable
SC-394AInterchangeable
interchangeable cross-reference
interchangeable
B21343-1Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B21343?
B21343 is a RESISTOR,VARIABLE,WIRE WOUND,PRE. It is classified as a MRO (MRO_GENERAL).
What parts can replace B21343?
There are 6 known substitutes for B21343: 979-1B444, 206-400, SC394 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B21343?
B21343 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5995-00-480-5894. This indicates validated use in U.S. government and defense supply chains.
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