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Technical Data Sheet
B1441B ✓ 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,LINEAR ACTUATING CYLINDER. Key specifications include temp_rating: -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF, teeth_quantity: 57, connection_type: THREADED INTERNAL TUBE FIRST END, inside_diameter: 0.750 INCHES NOMINAL IN, outside_diameter: 1.219 INCHES NOMINAL IN, operating_pressure: 1250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-01-319-7526, 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
B1441B
NSN: 3040-01-319-7526
FSC: 3040
CAGE: 61208 — TWIN DISC, INCORPORATED DBA TWIN DISC MID-ATLANTIC (USA)
SPECIFICATIONS
temp_rating-40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF
teeth_quantity57
connection_typeTHREADED INTERNAL TUBE FIRST END
inside_diameter0.750 INCHES NOMINAL IN
outside_diameter1.219 INCHES NOMINAL IN
operating_pressure1250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS
burst_test_pressure5000.0 POUNDS PER SQUARE INCH LBS
end_connection_designSTRAIGHT FIRST END
end_item_identificationTWIN DISC INC.MARINE TRANSMISSION MDL.509
inside_surface_conditionSMOOTH
media_for_which_designedHYDRAULIC FLUID SINGLE RESPONSE
hydrostatic_test_pressure2500.0 POUNDS PER SQUARE INCH LBS
NSN3040-01-319-7526
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PISTON,LINEAR ACTUATING CYLINDER TITLE COMPONENT PN B1441B MFR PISTON,LINEAR ACTUATIN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
X9816FInterchangeable
interchangeable cross-reference
interchangeable
MG509 RATIO 2.48 TO 1Interchangeable
interchangeable cross-reference
interchangeable
B5860Interchangeable
interchangeable cross-reference
interchangeable
B5858Interchangeable
interchangeable cross-reference
interchangeable
A4480MInterchangeable
interchangeable cross-reference
interchangeable
A7061Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B1441B?
B1441B is a PISTON,LINEAR ACTUATING CYLINDER.
What parts can replace B1441B?
There are 8 known substitutes for B1441B: X9816F, MG509 RATIO 2.48 TO 1, B5860 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B1441B?
B1441B is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-01-319-7526. This indicates validated use in U.S. government and defense supply chains.
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