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PartsTable / COMPONENT / K242-4
K242-4 ✓ 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

VALVE,LINEAR,DIRECTIONAL CONTROL. Key specifications include material: STEEL OVERALL, body_style: WEBBED, OFFSET, SOLID, bore_style: W/ KEYWAY BOTH ENDS, teeth_type: SINGLE HELIX, tooth_form: STANDARD, helix_angle: 23.2158 DEGREES. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-275-1012, 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
K242-4
NSN: 3020-00-275-1012
FSC: 3020
CAGE: 77605 — REPUBLIC GEAR CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
body_styleWEBBED, OFFSET, SOLID
bore_styleW/ KEYWAY BOTH ENDS
teeth_typeSINGLE HELIX
tooth_formSTANDARD
helix_angle23.2158 DEGREES
pitch_diameter5.6666 INCHES NOMINAL IN
pressure_angle18.3667 DEGREES
teeth_quantity40
hardness_rating58.0 ROCKWELL C MINIMUM AND 63.0 ROCKWELL C MAXIMUM TEETH
tooth_directionRIGHT
style_designatorCONE SHAPE BODY, PROTRUDING HUB, RECESSED HUB
NSN3020-00-275-1012
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available VALVE,LINEAR,DIRECTIONAL CONTROL TITLE COMPONENT PN K242-4 MFR VALVE,LINEAR,DIRECTION
KEY FEATURES
•
MATERIAL: STEEL OVERALL
•
TOOTH DIRECTION: RIGHT
•
TOOTH FORM: STANDARD
•
HUB NOMINAL DIAMETER: 2.313 INCHES FIRST END IN
•
HARDNESS RATING: 58.0 ROCKWELL C MINIMUM AND 63.0 ROCKWELL C MAXIMUM TEETH
•
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM: 1.027 INCHES BOTH ENDS IN
•
FACE NOMINAL WIDTH: 1.063 INCHES IN
•
PITCH DIAMETER: 5.6666 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
TOOTH DIRECTIONRIGHT
TOOTH FORMSTANDARD
HUB NOMINAL DIAMETER2.313 INCHES FIRST END IN
HARDNESS RATING58.0 ROCKWELL C MINIMUM AND 63.0 ROCKWELL C MAXIMUM TEETH
NOMINAL DISTANCE FROM BORE CENTER TO KEYWAY BOTTOM1.027 INCHES BOTH ENDS IN
FACE NOMINAL WIDTH1.063 INCHES IN
PITCH DIAMETER5.6666 INCHES NOMINAL IN
NOMINAL OUTSIDE DIAMETER5.883 INCHES IN
KEYWAY NOMINAL WIDTH0.314 INCHES BOTH ENDS IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
95J9K0Interchangeable
interchangeable cross-reference
interchangeable
1586012Interchangeable
interchangeable cross-reference
interchangeable
4652Interchangeable
interchangeable cross-reference
interchangeable
83921HInterchangeable
interchangeable cross-reference
interchangeable
8M1217Interchangeable
interchangeable cross-reference
interchangeable
252961Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is K242-4?
K242-4 is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What parts can replace K242-4?
There are 22 known substitutes for K242-4: 95J9K0, 1586012, 4652 and 19 more. Substitute compatibility should be verified for your specific system.
Is K242-4 still available?
K242-4 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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Last verified: July 2026