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PartsTable / COMPONENT / WL100STH1-4 20X5-16
WL100STH1-4 20X5-16 ✓ 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 BEARING is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: PLASTIC,HEAT RESISTANT,0.937 IN. OD,0.500 IN.

HUB DIA,0.125 IN. LG HUB,0.500 IN. O/A LG,WITH MOUNTING STUD 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 3120-00-321-9807, 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
WL100STH1-4 20X5-16
NSN: 3120-00-321-9807
FSC: 3120
CAGE: 06368 — W-L MOLDING CO (USA)
SPECIFICATIONS
general_characteristics_item_descriptionPLASTIC,HEAT RESISTANT,0.937 IN. OD,0.500 IN. HUB DIA,0.125 IN. LG HUB,0.500 IN. O/A LG,WITH MOUNTING STUD IN
NSN3120-00-321-9807
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: WL100STH1-4 20X5-16 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: PLASTIC,HEAT RESISTANT,0.937 IN. OD,0.500 IN. HUB DIA,0.125 IN. LG HUB,0.500 IN. O/A LG,WITH MOUNTING STUD IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONPLASTIC,HEAT RESISTANT,0.937 IN. OD,0.500 IN. HUB DIA,0.125 IN. LG HUB,0.500 IN. O/A LG,WITH MOUNTING STUD IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
1760NInterchangeable
interchangeable cross-reference
interchangeable
PIN831Interchangeable
interchangeable cross-reference
interchangeable
0517Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is WL100STH1-4 20X5-16?
WL100STH1-4 20X5-16 is a BEARING.
What parts can replace WL100STH1-4 20X5-16?
There are 3 known substitutes for WL100STH1-4 20X5-16: 1760N, PIN831, 0517. Substitute compatibility should be verified for your specific system.
What is the NSN for WL100STH1-4 20X5-16?
WL100STH1-4 20X5-16 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-321-9807. 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