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Technical Data Sheet
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311-660 — Technical Data Sheet

✓ 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,NONWIRE WOUND,. Key specifications include material: STEEL OVERALL, head_angle: 15.0 DEGREES NOMINAL, head_thickness: 0.297 INCHES MAXIMUM IN, overall_length: 7.500 INCHES MINIMUM IN, special_features: MEDICAL, style_designator: SINGLE HEAD. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-293-1325, 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→ 311-660
NSN: 5120-00-293-1325
FSC: 5120
CAGE: 05506 — MARTIN SPROCKET AND GEAR INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_angle15.0 DEGREES NOMINAL
head_thickness0.297 INCHES MAXIMUM IN
overall_length7.500 INCHES MINIMUM IN
special_featuresMEDICAL
style_designatorSINGLE HEAD
surface_treatmentENAMEL AND LACQUER OVERALL
wrenching_surface_size0.938 INCHES NOMINAL SINGLE END IN
wrenching_surface_shapeOVAL SINGLE END INTERNAL
NSN5120-00-293-1325
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,NONWIRE WOUND, TITLE COMPONENT PN 311-660 MFR RESISTOR,VARIABLE,NONW
KEY FEATURES
•
WRENCHING SURFACE SHAPE: OVAL SINGLE END INTERNAL
•
STYLE DESIGNATOR: SINGLE HEAD
•
SURFACE TREATMENT: ENAMEL AND LACQUER OVERALL
•
WRENCHING SURFACE SIZE: 0.938 INCHES NOMINAL SINGLE END IN
•
MATERIAL: STEEL OVERALL
•
HEAD ANGLE: 15.0 DEGREES NOMINAL
•
HEAD THICKNESS: 0.297 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH7.500 INCHES MINIMUM IN
WRENCHING SURFACE SHAPEOVAL SINGLE END INTERNAL
STYLE DESIGNATORSINGLE HEAD
SURFACE TREATMENTENAMEL AND LACQUER OVERALL
WRENCHING SURFACE SIZE0.938 INCHES NOMINAL SINGLE END IN
MATERIALSTEEL OVERALL
HEAD ANGLE15.0 DEGREES NOMINAL
HEAD THICKNESS0.297 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
GGG-W-636Interchangeable
interchangeable cross-reference
interchangeable
GGG-W-636 TY17CL4Interchangeable
interchangeable cross-reference
interchangeable
A-A-1354Interchangeable
interchangeable cross-reference
interchangeable
601Interchangeable
interchangeable cross-reference
interchangeable
272061 PC8Interchangeable
interchangeable cross-reference
interchangeable
346Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 311-660?
311-660 is a RESISTOR,VARIABLE,NONWIRE WOUND,. It is classified as a MRO (MRO_GENERAL).
What parts can replace 311-660?
There are 25 known substitutes for 311-660: GGG-W-636, GGG-W-636 TY17CL4, A-A-1354 and 22 more. Substitute compatibility should be verified for your specific system.
Is 311-660 still available?
311-660 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026