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7304B — MICROCIRCUIT,DIGITAL

✓ Government record, cited
— · TAPERED BEARING
PRODUCT OVERVIEW

7304B: MICROCIRCUIT,DIGITAL.

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY STEM, stem_type: RISING, body_width: 0.358 INCHES MAXIMUM IN, bore_shape: STRAIGHT, valve_size: 1.661 INCHES IN, body_height: 0.100 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-156-7526, 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
7304B
NSN: 3110-00-156-7526
NIINs: 001567526, 011011542, 013149194, 013149195
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 52676 — SKF USA INC. (USA)
SPECIFICATIONS
materialCOPPER ALLOY STEM
stem_typeRISING
body_width0.358 INCHES MAXIMUM IN
bore_shapeSTRAIGHT
valve_size1.661 INCHES IN
body_height0.100 INCHES MAXIMUM IN
body_length0.358 INCHES MAXIMUM IN
bonnet_typeINSIDE SCREW
bore_diameter20.00 MILLIMETERS NOMINAL MM
contact_angle25.0 DEGREES MINIMUM
overall_width15.0 MILLIMETERS NOMINAL MM
load_directionANGULAR
NSN3110-00-156-7526
COMPONENT DIAGRAM
TAPERED ROLLER BEARING — CUP & CONE ASSEMBLY CAGE CUP BORE CONE OD: — · BORE: — · WIDTH: — Single Row · PN: 7304B · 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: COUNTERBORED OUTER RING, NON-SEPARABLE
•
OVERALL OUTSIDE DIAMETER: 52.00 MILLIMETERS NOMINAL MM
•
BORE SHAPE: STRAIGHT
•
CONTACT ANGLE: 25.0 DEGREES MINIMUM
•
LOAD DIRECTION: ANGULAR
•
STANDARD TOLERANCE DESIGNATION: ABEC NO.1
TECHNICAL CHARACTERISTICS
SURFACE FINISHGROUND
STYLE DESIGNATORCOUNTERBORED OUTER RING, NON-SEPARABLE
OVERALL WIDTH15.0 MILLIMETERS NOMINAL MM
OVERALL OUTSIDE DIAMETER52.00 MILLIMETERS NOMINAL MM
BORE SHAPESTRAIGHT
CONTACT ANGLE25.0 DEGREES MINIMUM
LOAD DIRECTIONANGULAR
STANDARD TOLERANCE DESIGNATIONABEC NO.1
BORE DIAMETER20.00 MILLIMETERS NOMINAL MM
MATERIALSTEEL OUTER RING
SUBSTITUTES & CROSS-REFERENCES 9
202A03Reference document
Same NSN cross-reference
Reference document — Secondary reference
517Reference document
Same NSN cross-reference
Reference document — Secondary reference
118235Reference document
Same NSN cross-reference
Reference document — Secondary reference
60368P1469Reference document
Same NSN cross-reference
Reference document — Secondary reference
30304Reference document
Same NSN cross-reference
Reference document — Secondary reference
7304Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7304B?
7304B is a MICROCIRCUIT,DIGITAL.
What parts can replace 7304B?
There are 9 known substitutes for 7304B: 202A03, 517, 118235 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7304B?
7304B is cataloged in the U.S. Government catalog under NSN 3110-00-156-7526. 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.