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PartsTable / COMPONENT / 41042-39245 ITEM 12
41042-39245 ITEM 12 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

PISTON,LINEAR ACTUATING CYLINDER. Key specifications include material: COPPER ALLOY, outside_diameter: 3.119 INCHES NOMINAL IN, special_features: MATERIAL PER ASTM B150, ALLOY C63200; MOUNTED TO GEAR RACK W/COUNTERSUNK SOCKET HEAD CAP SCREW, end_item_identification: ROTARY HYDRAULIC ACTUATOR, MODEL 41042; SEAWOLF, part_name_assigned_by_controlling_agency: SMALL PISTON. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-01-478-3632, 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
41042-39245 ITEM 12
NSN: 3040-01-478-3632
FSC: 3040
CAGE: 07270 — MOOG INC. DBA AMPAC-ISP CORP (USA)
SPECIFICATIONS
materialCOPPER ALLOY
outside_diameter3.119 INCHES NOMINAL IN
special_featuresMATERIAL PER ASTM B150, ALLOY C63200; MOUNTED TO GEAR RACK W/COUNTERSUNK SOCKET HEAD CAP SCREW
end_item_identificationROTARY HYDRAULIC ACTUATOR, MODEL 41042; SEAWOLF
part_name_assigned_by_controlling_agencySMALL PISTON
NSN3040-01-478-3632
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PISTON,LINEAR ACTUATING CYLINDER TITLE COMPONENT PN 41042-39245 ITEM 12 MFR PISTON,LINEAR ACTUATIN
KEY FEATURES
•
OUTSIDE DIAMETER: 3.119 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONROTARY HYDRAULIC ACTUATOR, MODEL 41042; SEAWOLF
OUTSIDE DIAMETER3.119 INCHES NOMINAL IN
SPECIAL FEATURESMATERIAL PER ASTM B150, ALLOY C63200; MOUNTED TO GEAR RACK W/COUNTERSUNK SOCKET HEAD CAP SCREW
PART NAME ASSIGNED BY CONTROLLING AGENCYSMALL PISTON
MATERIALCOPPER ALLOY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
3925-6Interchangeable
interchangeable cross-reference
interchangeable
GP801BR5Interchangeable
interchangeable cross-reference
interchangeable
39253Interchangeable
interchangeable cross-reference
interchangeable
41042-39245 ITEM 8Interchangeable
interchangeable cross-reference
interchangeable
41042-39245Interchangeable
interchangeable cross-reference
interchangeable
41042-39245 ITEM 9Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 41042-39245 ITEM 12?
41042-39245 ITEM 12 is a PISTON,LINEAR ACTUATING CYLINDER.
What parts can replace 41042-39245 ITEM 12?
There are 17 known substitutes for 41042-39245 ITEM 12: 3925-6, GP801BR5, 39253 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 41042-39245 ITEM 12?
41042-39245 ITEM 12 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-01-478-3632. 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