PartsTable
Technical Data Sheet
Download PDF

A4049 — TRANSFORMER,RADIO FREQUENCY

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

A4049: TRANSFORMER,RADIO FREQUENCY.

The TRANSFORMER,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, cone_width: 0.4326 INCHES NOMINAL IN, body_length: 0.875 INCHES NOMINAL IN, bore_diameter: 0.4992 INCHES NOMINAL IN, inclosure_type: OPEN, mounting_method: CORE AND THREADED HOLE(S) SINGLE GROUP. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-100-3680, 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
A4049
NSN: 3110-00-100-3680
NIINs: 001003680, 006478583, 012926223, 012974914
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 60038 — THE TIMKEN CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
cone_width0.4326 INCHES NOMINAL IN
body_length0.875 INCHES NOMINAL IN
bore_diameter0.4992 INCHES NOMINAL IN
inclosure_typeOPEN
mounting_methodCORE AND THREADED HOLE(S) SINGLE GROUP
frequency_rating60.0 MEGAHERTZ MAXIMUM SINGLE COMPONENT
style_designatorNORMAL ANGLE
cone_corner_radius0.0310 INCHES NOMINAL IN
nominal_thread_size0.112 INCHES SINGLE GROUP IN
transformer_functionOUTPUT
body_outside_diameter0.312 INCHES NOMINAL IN
NSN3110-00-100-3680
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: A4049 · 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
•
STYLE DESIGNATOR: NORMAL ANGLE
•
CONE CORNER RADIUS: 0.0310 INCHES NOMINAL IN
•
CONE WIDTH: 0.4326 INCHES NOMINAL IN
•
STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2
•
BORE DIAMETER: 0.4992 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORNORMAL ANGLE
CONE CORNER RADIUS0.0310 INCHES NOMINAL IN
CONE WIDTH0.4326 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATIONAFBMA CLASS 2
BORE DIAMETER0.4992 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
95-0466Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
FF-B-187Reference document
Same NSN cross-reference
Reference document — Identification reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy A4049?
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 A4049?
A4049 is a TRANSFORMER,RADIO FREQUENCY.
What parts can replace A4049?
There are 2 known substitutes for A4049: 95-0466, FF-B-187. Substitute compatibility should be verified for your specific system.
What is the NSN for A4049?
A4049 is cataloged in the U.S. Government catalog under NSN 3110-00-100-3680. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — A4049

✓ 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.