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810620 — RESISTOR,VARIABLE,WIRE WOUND,PRE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

810620: RESISTOR,VARIABLE,WIRE WOUND,PRE.

RESISTOR,VARIABLE,WIRE WOUND,PRE. Key specifications include material: STEEL, ring_style: E BOWED, usage_design: EXTERNAL, end_play_takeup: 0.050 INCHES NOMINAL IN, inside_diameter: 0.086 INCHES NOMINAL IN, major_thickness: 0.010 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-288-0957, 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
810620
NSN: 3120-00-288-0957
NIINs: 002880957, 008427637
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
materialSTEEL
ring_styleE BOWED
usage_designEXTERNAL
end_play_takeup0.050 INCHES NOMINAL IN
inside_diameter0.086 INCHES NOMINAL IN
major_thickness0.010 INCHES NOMINAL IN
casehardening_indicatorNOT CASEHARDENED
cross-sectional_shape_styleROUNDED OUTSIDE CORNERS
material_document_and_classificationSAE 1065 THRU 1090 ASSN STD SINGLE MATERIAL RESPONSE
NSN3120-00-288-0957
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 810620 · 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
SUBSTITUTES & CROSS-REFERENCES 9
55544Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
10A810260Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
37S33Reference document
Same NSN cross-reference
Reference document — Secondary reference
K10620Reference document
Same NSN cross-reference
Reference document — Secondary reference
810260Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
852G1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 810620?
810620 is a RESISTOR,VARIABLE,WIRE WOUND,PRE.
What parts can replace 810620?
There are 9 known substitutes for 810620: 55544, 10A810260, 37S33 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 810620?
810620 is cataloged in the U.S. Government catalog under NSN 3120-00-288-0957. 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.