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48638 — RESISTOR,VARIABLE,WIRE WOUND,NON

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

48638: RESISTOR,VARIABLE,WIRE WOUND,NON.

RESISTOR,VARIABLE,WIRE WOUND,NON. Key specifications include design_form: PREBENT, end_item_name: GRADER, usage_location: EXHAUST PIPE, end_item_source: 35284, end_item_model_number: 710/710A A. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-151-8498, 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
48638
NSN: 3110-00-151-8498
NIINs: 001518498, 002919630, 013318825
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)
SPECIFICATIONS
design_formPREBENT
end_item_nameGRADER
usage_locationEXHAUST PIPE
end_item_source35284
end_item_model_number710/710A A
NSN3110-00-151-8498
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 48638 · OEM ⚠ VERIFY BEFORE ORDERING Cup and cone sold separately — verify you are ordering BOTH parts or the correct component. Always replace cup and cone together — mismatched wear = premature failure ✓ BROKER TIP Taper angle determines axial load capacity. Steeper angle = higher axial load rating. Timken series numbers indicate dimensions — cross-reference carefully PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SURFACE FINISH: GROUND
•
STYLE DESIGNATOR: OUTER RING, BALL
•
OVERALL OUTSIDE DIAMETER: 0.6296 INCHES MINIMUM AND 0.6299 INCHES MAXIMUM IN
•
BORE DIAMETER: 0.3430 INCHES MINIMUM AND 0.3450 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
SURFACE FINISHGROUND
STYLE DESIGNATOROUTER RING, BALL
OVERALL WIDTH0.2080 INCHES MINIMUM AND 0.2120 INCHES MAXIMUM IN
OVERALL OUTSIDE DIAMETER0.6296 INCHES MINIMUM AND 0.6299 INCHES MAXIMUM IN
BORE DIAMETER0.3430 INCHES MINIMUM AND 0.3450 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 6
0104Reference document
Same NSN cross-reference
Reference document — Secondary reference
126830PReference document
Same NSN cross-reference
Reference document — Secondary reference
0104N05164Reference document
Same NSN cross-reference
Reference document — Secondary reference
126830Reference document
Same NSN cross-reference
Reference document — Secondary reference
0104N05Reference document
Same NSN cross-reference
Reference document — Secondary reference
JH10-75Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 48638?
48638 is a RESISTOR,VARIABLE,WIRE WOUND,NON.
What parts can replace 48638?
There are 6 known substitutes for 48638: 0104, 126830P, 0104N05164 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 48638?
48638 is cataloged in the U.S. Government catalog under NSN 3110-00-151-8498. 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.