PartsTable
Technical Data Sheet
PartsTable / COMPONENT / G312
G312 ✓ 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 GEAR,SLEEVE is a the manufacturer industrial component. Key specifications include phase: SINGLE, casters: INCLUDED, diameter: 0.313 INCHES NOMINAL IN, material: STEEL, face_width: 1.750 INCHES NOMINAL IN, pilot_type: PLAIN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-133-1352, 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
G312
NSN: 3120-00-133-1352
FSC: 3120
CAGE: 36916 — ANDERSON CLAYTON AND CO INC LONG REACH MFG DIV (USA)
SPECIFICATIONS
phaseSINGLE
castersINCLUDED
diameter0.313 INCHES NOMINAL IN
materialSTEEL
face_width1.750 INCHES NOMINAL IN
pilot_typePLAIN
shank_typeSTRAIGHT ROUND W/SQUARE END
tank_depth18.000 INCHES IN
tank_width24.000 INCHES IN
reamer_typeHAND
tank_length60.000 INCHES IN
current_typeAC
NSN3120-00-133-1352
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: G312 · 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: 1.875 INCHES NOMINAL IN
•
BORE INSIDE DIAMETER: 0.750 INCHES NOMINAL IN
•
FACE WIDTH: 1.750 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN
•
MATERIAL: STEEL
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER1.875 INCHES NOMINAL IN
BORE INSIDE DIAMETER0.750 INCHES NOMINAL IN
FACE WIDTH1.750 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN
MATERIALSTEEL
CASEHARDENING INDICATORNOT CASEHARDENED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
G312Interchangeable
interchangeable cross-reference
interchangeable
GH312Interchangeable
interchangeable cross-reference
interchangeable
SS62Interchangeable
interchangeable cross-reference
interchangeable
121B646H01Interchangeable
interchangeable cross-reference
interchangeable
121B646Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy G312?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is G312?
G312 is a GEAR,SLEEVE.
What parts can replace G312?
There are 5 known substitutes for G312: G312, GH312, SS62 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for G312?
G312 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-133-1352. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — G312

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026