PartsTable
Technical Data Sheet
R9-2-1 ✓ 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

The BALL RETAINER SLEEVE is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: STEEL,2.250 IN.LG,HEX FLANGE 1.500 IN.,0.812 IN. ID,GROOVE ON OD,1.312-12 UNF-2A THD 0.500 IN.

LG OD A. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-536-7358, 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
R9-2-1
NSN: 3120-00-536-7358
FSC: 3120
CAGE: 31923 — TODD COMBUSTION INC (USA)
SPECIFICATIONS
general_characteristics_item_descriptionSTEEL,2.250 IN.LG,HEX FLANGE 1.500 IN.,0.812 IN. ID,GROOVE ON OD,1.312-12 UNF-2A THD 0.500 IN. LG OD A
NSN3120-00-536-7358
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: R9-2-1 · 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
GENERAL CHARACTERISTICS ITEM DESCRIPTION: STEEL,2.250 IN.LG,HEX FLANGE 1.500 IN.,0.812 IN. ID,GROOVE ON OD,1.312-12 UNF-2A THD 0.500 IN. LG OD A
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSTEEL,2.250 IN.LG,HEX FLANGE 1.500 IN.,0.812 IN. ID,GROOVE ON OD,1.312-12 UNF-2A THD 0.500 IN. LG OD A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
13350Interchangeable
interchangeable cross-reference
interchangeable
53-296Interchangeable
interchangeable cross-reference
interchangeable
650220-000Interchangeable
interchangeable cross-reference
interchangeable
151700-0242Interchangeable
interchangeable cross-reference
interchangeable
11385Interchangeable
interchangeable cross-reference
interchangeable
350-RTInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R9-2-1?
R9-2-1 is a BALL RETAINER SLEEVE.
What parts can replace R9-2-1?
There are 13 known substitutes for R9-2-1: 13350, 53-296, 650220-000 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for R9-2-1?
R9-2-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-536-7358. This indicates validated use in U.S. government and defense supply chains.
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