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Technical Data Sheet
PartsTable / COMPONENT / 37-231
37-231 ✓ Verified by PartsTable
Lindy · 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

CYLINDER ASSEMBLY,HYDRAULIC BRAK. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: FLAT COUNTERSUNK, head_diameter: 9.5 MILLIMETERS NOMINAL MM, fastener_length: 12.0 MILLIMETERS NOMINAL MM, countersink_angle: 80.0 DEGREES NOMINAL, internal_drive_style: SLOT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2530-00-125-8008, 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
37-231
NSN: 2530-00-125-8008
FSC: 2530
CAGE: 19239 — ECHLIN INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleFLAT COUNTERSUNK
head_diameter9.5 MILLIMETERS NOMINAL MM
fastener_length12.0 MILLIMETERS NOMINAL MM
countersink_angle80.0 DEGREES NOMINAL
internal_drive_styleSLOT
nonmachine_thread_styleTHRU SLOT (TYPE 6)
nonmachine_nominal_thread_diameter0.250 INCHES IN
NSN2530-00-125-8008
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Lindy CYLINDER ASSEMBLY,HYDRAULIC BRAK TITLE COMPONENT PN 37-231 MFR Lindy CYLINDER ASSEMBLY,HYDR
KEY FEATURES
•
PISTON ROD END SIMILARITY: IDENTICAL
•
MOUNTING FACILITY THREAD DIAMETER: 0.250 INCHES NOMINAL IN
•
SEAT ANGLE IN DEG: 37.0 LOCATION NOT OTHERWISE SPECIFIED
•
EXTENDED LENGTH: 2.938 INCHES NOMINAL IN
•
MOUNTING PROVISION ARRANGEMENT STYLE: TWO HOLE
•
BORE TYPE: STRAIGHT
•
MOUNTING FACILITY THREAD CLASS: 2B
•
DESIGN CHARACTERISTICS: DOUBLE ACTING SINGLE CYLINDER
TECHNICAL CHARACTERISTICS (FLIS)
PISTON ROD END SIMILARITYIDENTICAL
MOUNTING FACILITY THREAD DIAMETER0.250 INCHES NOMINAL IN
SEAT ANGLE IN DEG37.0 LOCATION NOT OTHERWISE SPECIFIED
EXTENDED LENGTH2.938 INCHES NOMINAL IN
MOUNTING PROVISION ARRANGEMENT STYLETWO HOLE
BORE TYPESTRAIGHT
MOUNTING FACILITY THREAD CLASS2B
DESIGN CHARACTERISTICSDOUBLE ACTING SINGLE CYLINDER
FIRST PISTON ROD END STYLESLOT TYPE LOCATION NOT OTHERWISE SPECIFIED
MATERIALSTEEL BODY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
42326-2PC66Interchangeable
interchangeable cross-reference
interchangeable
466501PC66Interchangeable
interchangeable cross-reference
interchangeable
37231Interchangeable
interchangeable cross-reference
interchangeable
37-220 WITH 52-891Interchangeable
interchangeable cross-reference
interchangeable
OO-J-571Interchangeable
interchangeable cross-reference
interchangeable
277-37231Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 37-231?
37-231 is a CYLINDER ASSEMBLY,HYDRAULIC BRAK manufactured by Lindy.
What parts can replace 37-231?
There are 12 known substitutes for 37-231: 42326-2PC66, 466501PC66, 37231 and 9 more. Substitute compatibility should be verified for your specific system.
Is 37-231 still available?
37-231 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: July 2026