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213T28F1 — ROLLER,LINEAR-ROTARY MOTION

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

213T28F1: ROLLER,LINEAR-ROTARY MOTION.

The ROLLER,LINEAR-ROTARY MOTION is a the manufacturer industrial component. Key specifications include material: STEEL, face_width: 10.0000 INCHES NOMINAL IN, outside_diameter: 4.0000 INCHES NOMINAL IN, bore_inside_diameter: 2.1250 INCHES NOMINAL IN, casehardening_indicator: CASEHARDENED, metallic_hardness_rating: 50.0 MINIMUM ROCKWELL C. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-173-0705, 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
213T28F1
NSN: 3120-01-173-0705
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 27315 — MORRIS MATERIAL HANDLING, INC. (USA)
SPECIFICATIONS
materialSTEEL
face_width10.0000 INCHES NOMINAL IN
outside_diameter4.0000 INCHES NOMINAL IN
bore_inside_diameter2.1250 INCHES NOMINAL IN
casehardening_indicatorCASEHARDENED
metallic_hardness_rating50.0 MINIMUM ROCKWELL C
NSN3120-01-173-0705
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 213T28F1 · 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
•
OUTSIDE DIAMETER: 4.0000 INCHES NOMINAL IN
•
CASEHARDENING INDICATOR: CASEHARDENED
•
MATERIAL: STEEL
•
FACE WIDTH: 10.0000 INCHES NOMINAL IN
•
METALLIC HARDNESS RATING: 50.0 MINIMUM ROCKWELL C
•
BORE INSIDE DIAMETER: 2.1250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER4.0000 INCHES NOMINAL IN
CASEHARDENING INDICATORCASEHARDENED
MATERIALSTEEL
FACE WIDTH10.0000 INCHES NOMINAL IN
METALLIC HARDNESS RATING50.0 MINIMUM ROCKWELL C
BORE INSIDE DIAMETER2.1250 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 213T28F1?
213T28F1 is a ROLLER,LINEAR-ROTARY MOTION.
What is the NSN for 213T28F1?
213T28F1 is cataloged in the U.S. Government catalog under NSN 3120-01-173-0705. This indicates validated use in U.S. government and defense supply chains.
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✓ 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.