PartsTable
Technical Data Sheet
3520D ✓ 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 BAR,T,TELETYPEWRITER is a the manufacturer industrial component. Key specifications include material: IRON CAST HOUSING, seal_type: LABYRINTH, base_length: 1.8750 INCHES NOMINAL IN, bore_diameter: 1.2500 INCHES NOMINAL IN, housing_width: 6.3750 INCHES NOMINAL IN, seal_location: BOTH ENDS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3130-00-116-9037, 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
3520D
NSN: 3130-00-116-9037
FSC: 3130
CAGE: 79160 — VORTOX COMPANY (USA)
SPECIFICATIONS
materialIRON CAST HOUSING
seal_typeLABYRINTH
base_length1.8750 INCHES NOMINAL IN
bore_diameter1.2500 INCHES NOMINAL IN
housing_width6.3750 INCHES NOMINAL IN
seal_locationBOTH ENDS
alignment_typeSELF-ALIGNING
base_thickness0.8125 INCHES NOMINAL IN
housing_height3.7500 INCHES NOMINAL IN
collar_locationONE END
style_designatorPILLOW BLOCK, SOLID
features_providedGROUND ROLLING ELEMENT GROOVE
NSN3130-00-116-9037
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 3520D · 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
LUBRICATION FITTING TYPE: HYDRAULIC
SEAL TYPE: LABYRINTH
LUBRICATION FITTING ANGLE FROM HORIZONTAL CENTERLINE: 45.0 DEGREES NOMINAL
COLLAR LOCATION: ONE END
HEIGHT FROM BOTTOM OF BASE TO BORE CENTERLINE: 1.8750 INCHES NOMINAL IN
MATERIAL: IRON CAST HOUSING
FEATURES PROVIDED: GROUND ROLLING ELEMENT GROOVE
INTERNAL FIT-UP DESIGNATION: STANDARD
TECHNICAL CHARACTERISTICS (FLIS)
LUBRICATION FITTING TYPEHYDRAULIC
SEAL TYPELABYRINTH
LUBRICATION FITTING ANGLE FROM HORIZONTAL CENTERLINE45.0 DEGREES NOMINAL
COLLAR LOCATIONONE END
HEIGHT FROM BOTTOM OF BASE TO BORE CENTERLINE1.8750 INCHES NOMINAL IN
MATERIALIRON CAST HOUSING
FEATURES PROVIDEDGROUND ROLLING ELEMENT GROOVE
INTERNAL FIT-UP DESIGNATIONSTANDARD
ALIGNMENT TYPESELF-ALIGNING
BASE THICKNESS0.8125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
50076Interchangeable
interchangeable cross-reference
interchangeable
20374Interchangeable
interchangeable cross-reference
interchangeable
G50076Interchangeable
interchangeable cross-reference
interchangeable
53450Interchangeable
interchangeable cross-reference
interchangeable
6310625Interchangeable
interchangeable cross-reference
interchangeable
A1205D160Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3520D?
3520D is a BAR,T,TELETYPEWRITER.
What parts can replace 3520D?
There are 21 known substitutes for 3520D: 50076, 20374, G50076 and 18 more. Substitute compatibility should be verified for your specific system.
Is 3520D still available?
3520D is currently cancelled.
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