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10903 — BRUSH,ELECTRICAL CONTACT

✓ Government record, cited
Trefl · TAPERED BEARING
PRODUCT OVERVIEW

10903: BRUSH,ELECTRICAL CONTACT.

The BRUSH,ELECTRICAL CONTACT is a Trefl industrial component. Key specifications include phase: THREE, shape: CYLINDRICAL, material: STEEL OVERALL, duty_cycle: CONTINUOUS, control_type: LOCAL, power_rating: 15.000 HORSEPOWER AND 30.000 HORSEPOWER. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-100-0615, 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
10903
NSN: 3110-00-100-0615
NIINs: 001000615, 005281218, 009670627, 011185905, 011268825, 012259112, 012300083, 013972962, 014517543, 015653284, 015956603
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 65282 — WHITE MOTOR CORP (USA)
SPECIFICATIONS
phaseTHREE
shapeCYLINDRICAL
materialSTEEL OVERALL
duty_cycleCONTINUOUS
control_typeLOCAL
power_rating15.000 HORSEPOWER AND 30.000 HORSEPOWER
usage_designWORKS WITH ANY AIMPOINT AND ILLUMINATED LEUPOLD SCOPE
overall_width7.812 INCHES NOMINAL IN
terminal_typeBUTTON TOP
overall_height4.688 INCHES NOMINAL IN
overall_length4.750 INCHES NOMINAL IN
connection_typeTHREADED EXTERNAL PIPE FIRST END
NSN3110-00-100-0615
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 10903 · Trefl ⚠ 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
•
STYLE DESIGNATOR: NORMAL ANGLE
•
OUTSIDE DIAMETER: 4.8750 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.1250 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORNORMAL ANGLE
OVERALL WIDTH1.0000 INCHES NOMINAL IN
OUTSIDE DIAMETER4.8750 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.1250 INCHES NOMINAL IN
SPECIAL FEATURESSTEEP ANGLE
END ITEM IDENTIFICATIONHIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS)
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 8
9-049-100895Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
72487Reference document
Same NSN cross-reference
Reference document — Secondary reference
65071HReference document
Same NSN cross-reference
Reference document — Secondary reference
675209Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
30062Reference document
Same NSN cross-reference
Reference document — Secondary reference
356162C1Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 10903?
10903 is a BRUSH,ELECTRICAL CONTACT manufactured by Trefl.
What parts can replace 10903?
There are 8 known substitutes for 10903: 9-049-100895, 72487, 65071H and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 10903?
10903 is cataloged in the U.S. Government catalog under NSN 3110-00-100-0615. This indicates validated use in U.S. government and defense supply chains.
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