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320957 ✓ 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

VALVE ASSEMBLY,ANTI-ICING,JET EN. Key specifications include material: STEEL OVERALL, thickness: 0.026 INCHES NOMINAL IN, hole_diameter: 1.015 INCHES NOMINAL IN, overall_diameter: 1.500 INCHES NOMINAL IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-287-7132, 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
320957
NSN: 3120-00-287-7132
FSC: 3120
CAGE: 83299 — HYSTER-YALE GROUP, INC. DBA YALE MATERIALS HANDLING (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thickness0.026 INCHES NOMINAL IN
hole_diameter1.015 INCHES NOMINAL IN
overall_diameter1.500 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
NSN3120-00-287-7132
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 320957 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
421-5Interchangeable
interchangeable cross-reference
interchangeable
2534852Interchangeable
interchangeable cross-reference
interchangeable
1734-215Interchangeable
interchangeable cross-reference
interchangeable
J5254Interchangeable
interchangeable cross-reference
interchangeable
GGG-W-641 TY4CL5STAInterchangeable
interchangeable cross-reference
interchangeable
EX503Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 320957?
320957 is a VALVE ASSEMBLY,ANTI-ICING,JET EN.
What parts can replace 320957?
There are 23 known substitutes for 320957: 421-5, 2534852, 1734-215 and 20 more. Substitute compatibility should be verified for your specific system.
Is 320957 still available?
320957 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026