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Technical Data Sheet
PartsTable / COMPONENT / 304-197
304-197 ✓ 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 BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: PLASTIC CASE, duty_type: CONTINUOUS, base_style: MEDIUM SCREW, bulb_style: A (ARBITRARY DESIGNATION), face_width: 5.000 INCHES NOMINAL IN, head_style: FLAT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-370-2591, 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
304-197
NSN: 3120-00-370-2591
FSC: 3120
CAGE: 12344 — TALLY PRINTER CORPORATION (USA)
SPECIFICATIONS
materialPLASTIC CASE
duty_typeCONTINUOUS
base_styleMEDIUM SCREW
bulb_styleA (ARBITRARY DESIGNATION)
face_width5.000 INCHES NOMINAL IN
head_styleFLAT
point_typeCONVENTIONAL
stem_styleTAPERED MULTI-GROOVED
time_delay0.015 SECONDS NOMINAL FIXED RELEASE TIME
head_height0.1450 INCHES NOMINAL IN
neck_radius0.2810 INCHES NOMINAL IN
point_angle118.0 DEGREES NOMINAL
NSN3120-00-370-2591
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 304-197 · 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 2
130-10Interchangeable
interchangeable cross-reference
interchangeable
G6 FIG 3 ITEM 18Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 304-197?
304-197 is a BEARING,BALL,ANNULAR.
What parts can replace 304-197?
There are 2 known substitutes for 304-197: 130-10, G6 FIG 3 ITEM 18. Substitute compatibility should be verified for your specific system.
What is the NSN for 304-197?
304-197 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-370-2591. 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