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Technical Data Sheet

LCJ2 3/16 — MICROCIRCUIT,DIGITAL

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

LCJ2 3/16: MICROCIRCUIT,DIGITAL.

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include material: IRON CAST HOUSING, seal_type: LABYRINTH, block_type: FIXED, bore_diameter: 2.1875 INCHES NOMINAL IN, housing_width: 6.3750 INCHES NOMINAL IN, seal_location: BOTH ENDS. This part is cataloged in the U.S.

Government catalog under NSN 3130-00-159-9574, 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
LCJ2 3/16
NSN: 3130-00-159-9574
FSC: 3130 — Bearings, Mounted
CAGE: 21335 — TIMKEN CO DIV THE TIMKEN COMPANY (USA)
SPECIFICATIONS
materialIRON CAST HOUSING
seal_typeLABYRINTH
block_typeFIXED
bore_diameter2.1875 INCHES NOMINAL IN
housing_width6.3750 INCHES NOMINAL IN
seal_locationBOTH ENDS
alignment_typeSELF-ALIGNING
housing_length2.0000 INCHES NOMINAL IN
shaft_end_typeOPEN
collar_locationONE END
flange_thickness0.7812 INCHES NOMINAL IN
style_designatorFLANGE BLOCK
NSN3130-00-159-9574
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: LCJ2 3/16 · 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
•
SEAL TYPE: LABYRINTH
•
LUBRICATION MATERIAL: GREASE
•
LUBRICATION FITTING TYPE: HYDRAULIC
•
ASSEMBLY OVERALL LENGTH: 2.8125 INCHES NOMINAL IN
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
FLANGE THICKNESS: 0.7812 INCHES NOMINAL IN
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
•
ROTATING ELEMENT LOCKING METHOD: SETSCREW LOCKING COLLAR
TECHNICAL CHARACTERISTICS
SEAL TYPELABYRINTH
LUBRICATION MATERIALGREASE
LUBRICATION FITTING TYPEHYDRAULIC
ASSEMBLY OVERALL LENGTH2.8125 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONSTANDARD
FLANGE THICKNESS0.7812 INCHES NOMINAL IN
MOUNTING HOLE TYPEROUND, UNTHREADED
ROTATING ELEMENT LOCKING METHODSETSCREW LOCKING COLLAR
SEAL LOCATIONBOTH ENDS
BLOCK TYPEFIXED
SUBSTITUTES & CROSS-REFERENCES 2
B90391Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LCJ2 3/16FS134Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 LCJ2 3/16?
LCJ2 3/16 is a MICROCIRCUIT,DIGITAL.
What parts can replace LCJ2 3/16?
There are 2 known substitutes for LCJ2 3/16: B90391, LCJ2 3/16FS134. Substitute compatibility should be verified for your specific system.
What is the NSN for LCJ2 3/16?
LCJ2 3/16 is cataloged in the U.S. Government catalog under NSN 3130-00-159-9574. 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.