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M169 — BOOT,DUST AND MOISTURE SEAL

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

M169: BOOT,DUST AND MOISTURE SEAL.

The BOOT,DUST AND MOISTURE SEAL is a the manufacturer industrial component. Key specifications include width: 1.015 INCHES MINIMUM AND 1.045 INCHES MAXIMUM IN, height: 0.320 INCHES NOMINAL IN, length: 1.245 INCHES NOMINAL IN, material: STEEL OVERALL, body_style: MASK TYPE, body_width: 0.750 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-156-4699, 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
M169
NSN: 3110-00-156-4699
NIINs: 001564699, 002244524, 003065868, 003496351, 012330771
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 61208 — TWIN DISC, INCORPORATED DBA TWIN DISC MID-ATLANTIC (USA)
SPECIFICATIONS
width1.015 INCHES MINIMUM AND 1.045 INCHES MAXIMUM IN
height0.320 INCHES NOMINAL IN
length1.245 INCHES NOMINAL IN
materialSTEEL OVERALL
body_styleMASK TYPE
body_width0.750 INCHES MAXIMUM IN
bore_shapeSTRAIGHT
body_height0.365 INCHES MAXIMUM IN
body_length1.500 INCHES MAXIMUM IN
bore_diameter30.00 MILLIMETERS NOMINAL MM
overall_width1.1875 INCHES NOMINAL IN
rating_methodWINDING TURNS SINGLE COMPONENT SINGLE WINDING
NSN3110-00-156-4699
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: M169 · 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
•
RETAINER FABRICATION METHOD: PRESSED
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: NON-LOADING GROOVE, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 72.00 MILLIMETERS NOMINAL MM
•
BORE SHAPE: STRAIGHT
•
NONDEFINITIVE SPEC/STD DATA: 143 TYPE AND 00 GRADE
TECHNICAL CHARACTERISTICS
RETAINER FABRICATION METHODPRESSED
INTERNAL FIT-UP DESIGNATIONSTANDARD
SURFACE FINISHGROUND
STYLE DESIGNATORNON-LOADING GROOVE, NON-SEPARABLE
OVERALL WIDTH1.1875 INCHES NOMINAL IN
OVERALL OUTSIDE DIAMETER72.00 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
NONDEFINITIVE SPEC/STD DATA143 TYPE AND 00 GRADE
LOAD DIRECTIONANGULAR
INTERNAL FIT-UP CONTACT ANGULAR DIRECTIONOUTWARD CONVERGENT
SUBSTITUTES & CROSS-REFERENCES 7
BS4-1575P19Reference document
Same NSN cross-reference
Reference document — Secondary reference
34-135-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
5306Reference document
Same NSN cross-reference
Reference document — Secondary reference
SKF5306Reference document
Same NSN cross-reference
Reference document — Secondary reference
900-63-9-0805-05Reference document
Same NSN cross-reference
Reference document — Secondary reference
403-4880Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is M169?
M169 is a BOOT,DUST AND MOISTURE SEAL.
What parts can replace M169?
There are 7 known substitutes for M169: BS4-1575P19, 34-135-1, 5306 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M169?
M169 is cataloged in the U.S. Government catalog under NSN 3110-00-156-4699. This indicates validated use in U.S. government and defense supply chains.
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