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98788 — TRANSFORMER,AUDIO FREQUENCY

✓ Government record, cited
Disguise · TAPERED BEARING
PRODUCT OVERVIEW

98788: TRANSFORMER,AUDIO FREQUENCY.

The TRANSFORMER,AUDIO FREQUENCY is a Disguise industrial component. Key specifications include material: STEEL OVERALL, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, body_width: 1.625 INCHES NOMINAL IN, body_height: 2.188 INCHES MINIMUM AND 2.375 INCHES MAXIMUM IN, body_length: 1.625 INCHES NOMINAL IN, overall_width: 1.3750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-100-0626, 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
98788
NSN: 3110-00-100-0626
NIINs: 001000626, 002055420, 005771140
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
body_width1.625 INCHES NOMINAL IN
body_height2.188 INCHES MINIMUM AND 2.375 INCHES MAXIMUM IN
body_length1.625 INCHES NOMINAL IN
overall_width1.3750 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
inside_diameter0.281 INCHES MINIMUM IN
mounting_methodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
frequency_rating50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM SINGLE COMPONENT
outside_diameter7.8470 INCHES NOMINAL IN
special_featuresSINGLE ROW,NOT FLANGED,STEEP ANGLE
NSN3110-00-100-0626
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 98788 · Disguise ⚠ 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
•
OUTSIDE DIAMETER: 7.8470 INCHES NOMINAL IN
•
BACKFACE CORNER RADIUS: 0.1300 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
OVERALL WIDTH1.3750 INCHES NOMINAL IN
OUTSIDE DIAMETER7.8470 INCHES NOMINAL IN
BACKFACE CORNER RADIUS0.1300 INCHES NOMINAL IN
SPECIAL FEATURESSINGLE ROW,NOT FLANGED,STEEP ANGLE
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
654209Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 98788?
98788 is a TRANSFORMER,AUDIO FREQUENCY manufactured by Disguise.
What parts can replace 98788?
There is 1 known substitute for 98788: 654209. Substitute compatibility should be verified for your specific system.
What is the NSN for 98788?
98788 is cataloged in the U.S. Government catalog under NSN 3110-00-100-0626. 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.