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PartsTable / COMPONENT / S6505-979277 PART 18
S6505-979277 PART 18 ✓ 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

ISOLATOR,RADIO FREQUENCY REFLECT. Key specifications include material: STEEL OVERALL, cup_width: 0.4200 INCHES NOMINAL IN, cone_width: 0.5750 INCHES NOMINAL IN, bore_diameter: 0.6875 INCHES MINIMUM AND 0.6883 INCHES MAXIMUM IN, overall_width: 0.5450 INCHES MINIMUM AND 0.5590 INCHES MAXIMUM IN, standout_width: 0.1250 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-267-0150, 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
S6505-979277 PART 18
NSN: 3120-01-267-0150
FSC: 3120
CAGE: 47496 — THE DEWEY ELECTRONICS CORPORATION DIV PITOMETER LOG DIVISION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cup_width0.4200 INCHES NOMINAL IN
cone_width0.5750 INCHES NOMINAL IN
bore_diameter0.6875 INCHES MINIMUM AND 0.6883 INCHES MAXIMUM IN
overall_width0.5450 INCHES MINIMUM AND 0.5590 INCHES MAXIMUM IN
standout_width0.1250 INCHES NOMINAL IN
outside_diameter0.938 INCHES NOMINAL IN
style_designatorSTRAIGHT BORE, NORMAL ANGLE
aperture_diameter0.750 INCHES NOMINAL IN
cone_corner_radius0.0500 INCHES NOMINAL IN
backface_corner_radius0.0500 INCHES NOMINAL IN
end_item_identificationTEST STAND
NSN3120-01-267-0150
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: S6505-979277 PART 18 · 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 8
B-00061P002Interchangeable
interchangeable cross-reference
interchangeable
LM11749LM11710Interchangeable
interchangeable cross-reference
interchangeable
03316055Interchangeable
interchangeable cross-reference
interchangeable
CCB4004-1Interchangeable
interchangeable cross-reference
interchangeable
1208803H1Interchangeable
interchangeable cross-reference
interchangeable
1115202Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S6505-979277 PART 18?
S6505-979277 PART 18 is a ISOLATOR,RADIO FREQUENCY REFLECT.
What parts can replace S6505-979277 PART 18?
There are 8 known substitutes for S6505-979277 PART 18: B-00061P002, LM11749LM11710, 03316055 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for S6505-979277 PART 18?
S6505-979277 PART 18 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-267-0150. 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