PartsTable
Technical Data Sheet
Download PDF

4F948 — ROLLER,LINEAR-ROTARY MOTION

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

4F948: ROLLER,LINEAR-ROTARY MOTION.

The ROLLER,LINEAR-ROTARY MOTION is a the manufacturer industrial component. Key specifications include material: STEEL, face_width: 0.710 INCHES NOMINAL IN, outside_diameter: 1.500 INCHES NOMINAL IN, style_designator: PLAIN, bore_inside_diameter: 0.760 INCHES NOMINAL IN, casehardening_indicator: NOT CASEHARDENED. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-426-5083, 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
4F948
NSN: 3120-00-426-5083
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
materialSTEEL
face_width0.710 INCHES NOMINAL IN
outside_diameter1.500 INCHES NOMINAL IN
style_designatorPLAIN
bore_inside_diameter0.760 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
NSN3120-00-426-5083
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 4F948 · 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
•
STYLE DESIGNATOR: PLAIN
•
OUTSIDE DIAMETER: 1.500 INCHES NOMINAL IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
MATERIAL: STEEL
•
FACE WIDTH: 0.710 INCHES NOMINAL IN
•
BORE INSIDE DIAMETER: 0.760 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORPLAIN
OUTSIDE DIAMETER1.500 INCHES NOMINAL IN
CASEHARDENING INDICATORNOT CASEHARDENED
MATERIALSTEEL
FACE WIDTH0.710 INCHES NOMINAL IN
BORE INSIDE DIAMETER0.760 INCHES NOMINAL IN
OTHER ITEMS IN FSC 3120 — Bearings, Plain, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3120-00-001-1288 3120-00-001-1835 3120-00-001-1838 3120-00-001-1928 3120-00-001-1934 3120-00-001-3933 3120-00-001-3937 3120-00-001-3938
SUBSTITUTES & CROSS-REFERENCES 1
4F0948Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 4F948?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 4F948?
4F948 is a ROLLER,LINEAR-ROTARY MOTION.
What parts can replace 4F948?
There is 1 known substitute for 4F948: 4F0948. Substitute compatibility should be verified for your specific system.
What is the NSN for 4F948?
4F948 is cataloged in the U.S. Government catalog under NSN 3120-00-426-5083. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 4F948

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.