PartsTable
Technical Data Sheet
PT44 ✓ Verified by PartsTable
· TAPERED BEARING
WHAT YOU NEED TO KNOW
Cup and cone sold separately — confirm both needed Timken series numbers indicate dimensions
Cup and cone NOT sold as set — verify order
PRODUCT OVERVIEW

The RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. Key specifications include material: STEEL COMP 440C OVERALL, fragility_factor: RUGGED, special_features: LOCK ADJUSTING, style_designator: BALL, end_item_identification: 3820-01-178-5057, rolling_element_diameter: 0.1250 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3110-00-183-9175, 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
PT44
NSN: 3110-00-183-9175
FSC: 3110
CAGE: 22526 — FCI USA, INC DBA FCI USA LLC DIV FCI USA LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 440C OVERALL
fragility_factorRUGGED
special_featuresLOCK ADJUSTING
style_designatorBALL
end_item_identification3820-01-178-5057
rolling_element_diameter0.1250 INCHES NOMINAL IN
material_document_and_classification66 FED STD SINGLE MATERIAL RESPONSE OVERALL
general_characteristics_item_descriptionPART OF POWER TAKE-0FF ASSEMBLY
NSN3110-00-183-9175
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: PT44 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
ROLLING ELEMENT DIAMETER: 0.1250 INCHES NOMINAL IN
MATERIAL: STEEL COMP 440C OR STEEL COMP 440A OR STEEL COMP 440B OVERALL A
STYLE DESIGNATOR: BALL
MATERIAL DOCUMENT AND CLASSIFICATION: 66,AISI/SAE 440A FED STD 1ST MATERIAL RESPONSE OR 66,AISI/SAE 440C FED STD 2ND MATERIAL RESPONSE OR 66,AISI/SAE 440B FED STD 3RD MATERIAL RESPONSE OVERALL A
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESAFBMA STANDARD TOLERANCE FOR BALLS,GRADE 48
ROLLING ELEMENT DIAMETER0.1250 INCHES NOMINAL IN
MATERIALSTEEL COMP 440C OR STEEL COMP 440A OR STEEL COMP 440B OVERALL A
STYLE DESIGNATORBALL
MATERIAL DOCUMENT AND CLASSIFICATION66,AISI/SAE 440A FED STD 1ST MATERIAL RESPONSE OR 66,AISI/SAE 440C FED STD 2ND MATERIAL RESPONSE OR 66,AISI/SAE 440B FED STD 3RD MATERIAL RESPONSE OVERALL A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 32
21075Interchangeable
interchangeable cross-reference
interchangeable
95-0341Interchangeable
interchangeable cross-reference
interchangeable
312789Interchangeable
interchangeable cross-reference
interchangeable
302MR007P009Interchangeable
interchangeable cross-reference
interchangeable
302MR7P9Interchangeable
interchangeable cross-reference
interchangeable
1-8STAINLESSSTEELBALLGRA2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PT44?
PT44 is a RELAY,ELECTROMAGNETIC.
What parts can replace PT44?
There are 32 known substitutes for PT44: 21075, 95-0341, 312789 and 29 more. Substitute compatibility should be verified for your specific system.
Is PT44 still available?
PT44 is currently cancelled.
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