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Deep Groove Ball Bearings: The Industry Default and When to Reach for Something Else
If you pulled a bearing off general industrial equipment at random, there’s a good chance
Availability:
1 in stock
Super precision angular contact ball bearing set, 20 x 42 x 12 mm each, 15° contact angle, ABEC 7 (P4), back-to-back duplex, light preload. 2 Pcs.
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$120.84
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| MFR / Brand | NSK |
|---|---|
| MPN | 7004CTYNDBLP4 |
| Model | 7004 C TY N DBL P4 KL3 01 / 2MM9104 WI CR DUL |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 20 mm |
| OD | 42 mm |
| Width | 12 mm |
| Material | Bearing Steel |
|---|---|
| Series | 7000 |
| Base Number | 7004 |
| Industry Terms | spindle bearing; machine tool bearing; matched pair; duplex set; DB back-to-back; precision angular contact |
| Application Types | Small machine tool spindles; grinding wheel heads; ball screw support; precision rotary axes |
| Bore Shaft Size | 20 mm |
| Mpn Variants | 7004CTYNDBLP4; 7004 C TYN DBL P4; 7004-C-TYN-DBL-P4; 7004CTYNDBL; 7004C; 7004CTYNDBLP4KL301 |
| Rolling Elements | Ball |
| Number Of Rows | 1 per bearing |
| Bore Type | Straight |
| Snap Ring Included | Without Snap Ring |
| Harmonization Code | 8482.10.50.68 |
| Contact Angle | 15° |
| Part Number | 7004CTYNDBLP4 |
| Cross Reference 1 | Fafnir 2MM9104WI CR DUL |
|---|---|
| Cross Reference 2 | SKF 7004CD/P4A |
| Cross Reference 3 | FAG B7004C-T-P4S |
A matched pair of super precision angular contact ball bearings in the ISO 70 light series, ground as a back-to-back duplex set with light preload. Bore Diameter: 20 mm. Outside Diameter: 42 mm. Width: 12 mm per bearing. Contact Angle: 15°. Precision: ABEC 7 (P4). Cage: moulded polyamide. Rolling Elements: steel balls. Seal Type: Open. Unit Quantity: 2 Pcs.
7004 — ISO 70 series angular contact ball bearing, 20 x 42 x 12 mm.
C — NSK contact angle code for 15°. In the NSK scheme A is 30° and A5 is 25°.
TYN — moulded polyamide cage.
DB — duplex mounted back-to-back.
L — light preload.
P4 — ABEC 7 tolerance class.
KL3-01 — carton marking carried in the title.
Series: ISO 70 light series (7000). Base Number: 7004. Number Of Rows: 1 per bearing. Bearing Material: Bearing Steel. Bore Type: Straight. Harmonization Code: 8482.10.50.68. Snap Ring: without snap ring.
Bore: 20 mm. Outside Diameter: 42 mm. Width: 12 mm per bearing. Mounting Arrangement: back-to-back duplex (DB). Preload: light, from ground ring offsets.
Cross-reference: Fafnir 2MM9104WI CR DUL, SKF 7004CD/P4A, FAG B7004C-T-P4S. MPN variants: 7004CTYNDBLP4, 7004 C TYN DBL P4, 7004-C-TYN-DBL-P4, 7004CTYNDBL, 7004C, 7004CTYNDBLP4KL301.
15°, NSK code C.
DB is a back-to-back duplex mounting and L is light preload.
A moulded polyamide cage, code TYN.
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