16004Z Radial Deep Groove Ball Bearing 16004zz Bearing 20x42x8

Model Number: 16004-2Z, 16004Z, 16004zz, 16004.2Z
Size: 20x42x8 mm
Weight: 0.054kg/pc
Material: chrome steel, GCR15
Structure: radial deep groove ball bearing
Certificate: ISO9001: 2015

Description
16004Z Radial Ball Bearing Specification:

16004Z Radial Ball Bearing Both Sides Metal Shielded and pre-Lubricated with Grease
Sizes: ID 20mm x OD 42mm x W 8mm
Chrome Steel: SAE-52100
Weight: 0.054kg/pc
Interchange Numbers: 16004-2Z, 16004Z, 16004.2Z, 16004SS, 16004ZZCM, 16004.2ZJ1, 104CC, 16004.2ZR, 104SS

16004zz Bearing Photo:

16004zz bearing

Questions that help when 16004Z and 16004ZZ is on the shortlist

When is 16004Z and 16004ZZ worth comparing against nearby radial ball bearings options?

Comparison helps when dimensional fit is only part of the decision and load direction, sealing, clearance, speed, temperature, or repeat-order stability still need to be confirmed. Reviewing one or two nearby options early usually reduces sourcing mistakes later.

What details usually matter before approving 16004Z and 16004ZZ for repeat supply?

Buyers normally confirm the part reference, main dimensions, application, speed range, operating environment, sealing needs, and any packaging or marking requirements. That gives the supplier a cleaner basis for confirming availability and suitable alternatives.

Which next step usually helps after 16004Z and 16004ZZ is shortlisted?

A quick review of Radial Ball Bearings, one more commercial destination, and one practical guide usually saves time. That combination helps separate simple replacement orders from jobs that still need fit or application review.

Why keep a supporting guide linked beside 16004Z and 16004ZZ?

Because it makes later decisions faster. When sizing notes, application cues, and nearby options stay close to the product, engineering, purchasing, and maintenance teams can revisit the same logic without starting the review from zero.

Shipping & Payment Terms
Shipping Method:

1. Sea shipping for mass cargos (GW > 500KGS)

2. Air shipping (GW between 100KGS – 500 KGS)

3. Express, such as DHL, TNT, Fedex, UPS for small cargos ( GW < 100KGS)

4. If you have shipping agent in China, we can send goods to your shipping agent's warehouse

shipping

Payment Terms:

We accept T/T, W/U, PAYPAL, L/C etc

Payment Terms

Buyer FAQ

Questions buyers ask before choosing the next bearing option

What should I confirm before ordering 16004Z Radial Deep Groove Ball Bearing 16004zz Bearing 20x42x8?

Confirm the bearing number, bore size, outside diameter, width, seal or shield type, cage material, clearance, precision level, quantity, and application. These details help prevent a size match from becoming a performance mismatch.

Can this bearing be matched for replacement or repeat supply?

Yes. Replacement and repeat orders are easier when the original marking, measured dimensions, photos, application, and quantity are available. If the marking is unclear, the team can start from the size and working condition.

Which product family does this bearing belong to?

This item is handled within the Radial Ball Bearings family. Comparing the family page can help buyers review similar sizes, seal options, load direction, and related bearing choices before requesting a quote.

What affects price and lead time for this bearing?

Price and lead time can change with quantity, stock availability, precision grade, clearance, material, cage, seal or shield type, lubrication, packaging, and whether the order needs standard matching or custom production.

How is this bearing checked before delivery?

Inspection can include material review, dimensional measurement, noise and vibration checks, surface and crack checks, visual review, and packaging inspection according to the confirmed order requirements.

Need help checking fit, price, or lead time? Request a bearing quote