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PartsTable / COMPONENT / SL4137PC29
SL4137PC29 ✓ 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

PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include material: NICKEL ALLOY, body_style: PLAIN W/INTERNAL FLANGE, corner_shape: SQUARE INSIDE LEFT CORNER, chamfer_angle: 30.0 DEGREES NOMINAL OUTSIDE RIGHT CORNER, chamfer_length: 0.250 INCHES NOMINAL OUTSIDE RIGHT CORNER IN, overall_length: 1.062 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-398-7950, 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
SL4137PC29
NSN: 4320-00-398-7950
FSC: 4320
CAGE: 93232 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DBA CURTISS WRIGHT ENGINEERED PUMP DIVISION USE CAGE CODE 0UBG9 FOR CATALOGING (USA)
SPECIFICATIONS
materialNICKEL ALLOY
body_stylePLAIN W/INTERNAL FLANGE
corner_shapeSQUARE INSIDE LEFT CORNER
chamfer_angle30.0 DEGREES NOMINAL OUTSIDE RIGHT CORNER
chamfer_length0.250 INCHES NOMINAL OUTSIDE RIGHT CORNER IN
overall_length1.062 INCHES NOMINAL IN
counterbore_depth0.281 INCHES NOMINAL IN
bolt_hole_quantity6
body_inside_diameter6.095 INCHES NOMINAL IN
bolt_circle_diameter5.500 INCHES NOMINAL IN
counterbore_diameter0.438 INCHES NOMINAL IN
body_outside_diameter6.623 INCHES NOMINAL IN
NSN4320-00-398-7950
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PISTON,INTERNAL COMBUSTION ENGIN TITLE COMPONENT PN SL4137PC29 MFR PISTON,INTERNAL COMBUS
KEY FEATURES
•
COUNTERBORE DEPTH: 0.281 INCHES NOMINAL IN
•
BOLT CIRCLE DIAMETER: 5.500 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 6
•
CORNER SHAPE: CHAMFERED OUTSIDE RIGHT CORNER
•
INTERNAL FLANGE WIDTH: 0.438 INCHES NOMINAL IN
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.281 INCHES NOMINAL IN
•
MATERIAL: NICKEL ALLOY
TECHNICAL CHARACTERISTICS (FLIS)
COUNTERBORE DEPTH0.281 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER5.500 INCHES NOMINAL IN
BOLT HOLE QUANTITY6
CORNER SHAPECHAMFERED OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
INTERNAL FLANGE WIDTH0.438 INCHES NOMINAL IN
UNTHREADED MOUNTING HOLE DIAMETER0.281 INCHES NOMINAL IN
MATERIALNICKEL ALLOY
OVERALL LENGTH1.062 INCHES NOMINAL IN
CORNER SHAPESQUARE INSIDE LEFT CORNER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
37641Interchangeable
interchangeable cross-reference
interchangeable
1683-001-7/0Interchangeable
interchangeable cross-reference
interchangeable
300R-066Interchangeable
interchangeable cross-reference
interchangeable
201SJ11AInterchangeable
interchangeable cross-reference
interchangeable
114-578XInterchangeable
interchangeable cross-reference
interchangeable
2298823Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SL4137PC29?
SL4137PC29 is a PISTON,INTERNAL COMBUSTION ENGIN.
What parts can replace SL4137PC29?
There are 21 known substitutes for SL4137PC29: 37641, 1683-001-7/0, 300R-066 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SL4137PC29?
SL4137PC29 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4320-00-398-7950. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026