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670051 — ROLLER,LINEAR-ROTARY MOTION

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

670051: ROLLER,LINEAR-ROTARY MOTION.

The ROLLER,LINEAR-ROTARY MOTION is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, face_width: 1.0000 INCHES NOMINAL IN, outside_diameter: 1.7250 INCHES MINIMUM AND 1.7300 INCHES MAXIMUM IN, bore_inside_diameter: 1.0000 INCHES NOMINAL IN, casehardening_indicator: NOT CASEHARDENED. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-352-2839, 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
670051
NSN: 3120-01-352-2839
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 62876 — HYNAUTIC INC DIV OF STA-RITE INDUSTRIES INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY
face_width1.0000 INCHES NOMINAL IN
outside_diameter1.7250 INCHES MINIMUM AND 1.7300 INCHES MAXIMUM IN
bore_inside_diameter1.0000 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
NSN3120-01-352-2839
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 670051 · 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: 1.7250 INCHES MINIMUM AND 1.7300 INCHES MAXIMUM IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
MATERIAL: COPPER ALLOY
•
FACE WIDTH: 1.0000 INCHES NOMINAL IN
•
BORE INSIDE DIAMETER: 1.0000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER1.7250 INCHES MINIMUM AND 1.7300 INCHES MAXIMUM IN
CASEHARDENING INDICATORNOT CASEHARDENED
MATERIALCOPPER ALLOY
FACE WIDTH1.0000 INCHES NOMINAL IN
BORE INSIDE DIAMETER1.0000 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 670051?
670051 is a ROLLER,LINEAR-ROTARY MOTION.
What is the NSN for 670051?
670051 is cataloged in the U.S. Government catalog under NSN 3120-01-352-2839. 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.