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Technical Data Sheet
51F ✓ Verified by PartsTable
· COMPONENT
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,NONWIRE WOUND,. Key specifications include color: BLACK CASE, material: COPPER ALLOY OVERALL, dial_size: 3.500 IN. DIA IN, bezel_type: THREAD, leg_length: 1.380 INCHES NOMINAL SECOND END IN, scale_name: PRESSURE.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-257-1568, 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
51F
NSN: 6685-00-257-1568
FSC: 6685
CAGE: 72100 — LIFTEC INC DIV LIFTEC, INC. (USA)
SPECIFICATIONS
colorBLACK CASE
materialCOPPER ALLOY OVERALL
dial_size3.500 IN. DIA IN
bezel_typeTHREAD
leg_length1.380 INCHES NOMINAL SECOND END IN
scale_namePRESSURE
scale_typeSINGLE
seat_angle45.0 DEGREES THIRD END
scale_range+0.000 TO 3000.000 POUNDS PRESSURE PER SQUARE INCH LBS
pointer_typeINDICATING
thread_class2A FIRST END A
adjustabilityNONADJUSTABLE
NSN6685-00-257-1568
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,NONWIRE WOUND, TITLE COMPONENT PN 51F MFR RESISTOR,VARIABLE,NONW
KEY FEATURES
MOUNTING HOLE QUANTITY: 3
COLOR: BLACK CASE
BOLT CIRCLE DIAMETER: 4.312 INCHES NOMINAL IN
SURFACE TREATMENT: ENAMEL CASE
FSC APPLICATION DATA: GAGE,PRESSURE,DIAL INDICATING,EXCEPT ENGINE
MATERIAL: STEEL ACTUATING ELEMENT
OVERALL DIAMETER: 4.938 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MOUNTING HOLE QUANTITY3
COLORBLACK CASE
OVERALL DEPTH1.531 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER4.312 INCHES NOMINAL IN
SURFACE TREATMENTENAMEL CASE
FSC APPLICATION DATAGAGE,PRESSURE,DIAL INDICATING,EXCEPT ENGINE
MATERIALSTEEL ACTUATING ELEMENT
OVERALL DIAMETER4.938 INCHES NOMINAL IN
MATERIALPLASTIC PROTECTIVE CRYSTAL
END ITEM IDENTIFICATIONMISSILE,AIR INTERCEPT SIDEWINDER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
51F3 1-2 0-5000Interchangeable
interchangeable cross-reference
interchangeable
2663275-2Interchangeable
interchangeable cross-reference
interchangeable
51FInterchangeable
interchangeable cross-reference
interchangeable
51-65Interchangeable
interchangeable cross-reference
interchangeable
1039Interchangeable
interchangeable cross-reference
interchangeable
35-105Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 51F?
51F is a RESISTOR,VARIABLE,NONWIRE WOUND,.
What parts can replace 51F?
There are 10 known substitutes for 51F: 51F3 1-2 0-5000, 2663275-2, 51F and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 51F?
51F is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-257-1568. This indicates validated use in U.S. government and defense supply chains.
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