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Technical Data Sheet
PartsTable / COMPONENT / 7371225
7371225 ✓ Verified by PartsTable
— · BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

FILTER ELEMENT,INTAKE AIR CLEANE. Key specifications include material: TIN ALLOY INNER LAYER, slot_width: 0.2500 INCHES MINIMUM AND 0.2520 INCHES MAXIMUM FIRST IN, slot_length: 0.2780 INCHES MINIMUM AND 0.2820 INCHES MAXIMUM FIRST IN, corner_shape: SQUARE ALL CORNERS, overall_length: 1.8125 INCHES NOMINAL IN, style_designator: HALF SLEEVE, PLAIN, NO OUTSIDE FLANGES. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-737-1225, 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
7371225
NSN: 3120-00-737-1225
FSC: 3120
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialTIN ALLOY INNER LAYER
slot_width0.2500 INCHES MINIMUM AND 0.2520 INCHES MAXIMUM FIRST IN
slot_length0.2780 INCHES MINIMUM AND 0.2820 INCHES MAXIMUM FIRST IN
corner_shapeSQUARE ALL CORNERS
overall_length1.8125 INCHES NOMINAL IN
style_designatorHALF SLEEVE, PLAIN, NO OUTSIDE FLANGES
surface_treatmentOXIDE OR TIN EXTERNAL SURFACE MEMBER
body_inside_diameter2.3355 INCHES MINIMUM AND 2.3360 INCHES MAXIMUM IN
body_outside_diameter2.4900 INCHES NOMINAL IN
surface_groove_location_and_quantity1 INTERNAL
antirotation/lubrication_type_and_quantity1 SLOT
distance_from_centerline_of_opening_to_left_end_of_bearing0.0625 INCHES NOMINAL FIRST IN
NSN3120-00-737-1225
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 7371225 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SURFACE GROOVE LOCATION AND QUANTITY: 1 INTERNAL
•
ANTIROTATION/LUBRICATION TYPE AND QUANTITY: 1 SLOT
•
STYLE DESIGNATOR: HALF SLEEVE, PLAIN, NO OUTSIDE FLANGES
•
SLOT LENGTH: 0.2780 INCHES MINIMUM AND 0.2820 INCHES MAXIMUM FIRST IN
•
CORNER SHAPE: SQUARE ALL CORNERS
•
DISTANCE FROM CENTERLINE OF OPENING TO LEFT END OF BEARING: 0.0625 INCHES NOMINAL FIRST IN
•
BODY INSIDE DIAMETER: 2.3355 INCHES MINIMUM AND 2.3360 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE GROOVE LOCATION AND QUANTITY1 INTERNAL
ANTIROTATION/LUBRICATION TYPE AND QUANTITY1 SLOT
STYLE DESIGNATORHALF SLEEVE, PLAIN, NO OUTSIDE FLANGES
SLOT LENGTH0.2780 INCHES MINIMUM AND 0.2820 INCHES MAXIMUM FIRST IN
CORNER SHAPESQUARE ALL CORNERS
DISTANCE FROM CENTERLINE OF OPENING TO LEFT END OF BEARING0.0625 INCHES NOMINAL FIRST IN
OVERALL LENGTH1.8125 INCHES NOMINAL IN
BODY INSIDE DIAMETER2.3355 INCHES MINIMUM AND 2.3360 INCHES MAXIMUM IN
SURFACE TREATMENTOXIDE OR TIN EXTERNAL SURFACE MEMBER
MATERIALTIN ALLOY INNER LAYER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
WB20MInterchangeable
interchangeable cross-reference
interchangeable
7902131-03Interchangeable
interchangeable cross-reference
interchangeable
253316Interchangeable
interchangeable cross-reference
interchangeable
45V44Interchangeable
interchangeable cross-reference
interchangeable
3-3Interchangeable
interchangeable cross-reference
interchangeable
205-03Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7371225?
7371225 is a FILTER ELEMENT,INTAKE AIR CLEANE.
What parts can replace 7371225?
There are 21 known substitutes for 7371225: WB20M, 7902131-03, 253316 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7371225?
7371225 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-737-1225. 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