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GMNS61921ETAP4Super Precision Deep Groove Ball Bearing – 105 mm ID, 145 mm OD, 20 mm Width, Open, P4, Phenolic Cage, Light Preload

Condition: New

Availability:

9 in stock

Super-precision deep groove ball bearing, 105 x 145 x 20 mm, open, P4 / ABEC 7 precision class, phenolic cage. GMN spindle bearing S61921ETAP4.

List Price

$550.65

9 in stock

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Specifications

Key Specifications

MFR / BrandGMN
MPNS61921ETAP4
ModelS 61921E TAP4 71921
Bearing TypeDeep Groove Ball Bearing, Open
ID105 mm
OD145 mm
Width20 mm

Technical Specifications

Series619 (61900 extra-light deep groove)
Base Number61921
Industry Termsspindle bearing, super precision deep groove ball bearing, machine tool spindle bearing, 619 series bearing, phenolic cage bearing, ABEC 7 deep groove
Application TypesMachine tool spindles, grinding spindles, high-speed rotary tables, precision gearboxes
Bore Shaft Size105 mm (4.1339 in)
Mpn VariantsS61921ETAP4, S 61921 E TA P4, S61921-E-TA-P4, S61921ETA P4, S61921E TAP4, 61921, S61921
Precision ClassABEC 7 / P4
Rolling ElementsBall
Cage MaterialPhenolic
Number Of Rows1
Bore TypeStraight (cylindrical)
Snap Ring IncludedNo
Harmonization Code8482.10.50
Part NumberS61921ETAP4
Closure TypeOpen

Cross-References

Cross Reference 1SKF 61921 - standard class, no P4
Cross Reference 2FAG 61921 - standard class, no P4
Cross Reference 3NSK 6921 - standard class, no P4
Seller Part Number: B-BK2#JG30DI

Product Description

What this part is:

GMN S61921ETAP4 super-precision deep groove ball bearing from the GMN spindle bearing range. 619 series, extra-light ISO deep groove section. Open, straight cylindrical bore. Unit Quantity: 1 Pc.

Decoding the designation:

S — GMN spindle bearing prefix; S6xxxx base numbers are deep groove, S7xxxx are angular contact.

61921 — ISO base number: series 619, bore code 21, 105 mm bore, 145 mm outside diameter, 20 mm width.

TA — fabric-base phenolic laminate cage.

P4 — precision class P4, equal to ABEC 7.

Specifications:

Bore Diameter: 105 mm. Outside Diameter: 145 mm. Overall Width: 20 mm. Series: 619. Bearing Type: Deep groove ball bearing. Rolling Elements: Ball. Cage Material: Phenolic. Closure Type: Open. Bore Type: Straight (cylindrical). Number Of Rows: 1. Precision Class: ABEC 7 / P4.

Dimensions and mounting:

Bore: 105 mm. Outside diameter: 145 mm. Width: 20 mm. Series: 619 extra-light deep groove.

Compatibility and replacement:

Cross-references on the 105 x 145 x 20 mm deep groove envelope: SKF 61921, FAG 61921 and NSK 6921, all standard precision class. The number 71921 on the carton is the angular contact designation of the same envelope, a different bearing type.

Frequently asked questions:

What size is the GMN S61921ETAP4?

Bore 105 mm, outside diameter 145 mm, width 20 mm.

Is it a deep groove or angular contact bearing?

It is a deep groove ball bearing: 619 is an ISO deep groove series, and GMN S6xxxx base numbers are spindle deep groove bearings.

What do TA and P4 mean?

TA is a fabric-base phenolic laminate cage and P4 is the precision class, equal to ABEC 7.

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