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Timing Belt Pulleys and V-Belt Sheaves: Matching Belt Drive Components Correctly
Belt drives may appear simple, consisting of two wheels and a belt for power transfer.
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2 in stock
Angular contact ball bearing pair, 20 mm bore, 47 mm OD, 14 mm width each, 30° contact angle, back-to-back DB, Light preload. Pair rating 23,600 N dynamic.
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| MFR / Brand | NTN |
|---|---|
| MPN | 7204DB-GL |
| Model | 7204-DB |
| Bearing Type | Angular Contact Ball Bearing, Open |
| ID | 20 mm |
| OD | 47 mm |
| Width | 14 mm |
| Material | High carbon chrome steel |
|---|---|
| Series | 7200 |
| Total Width | 28 mm (pair) |
| Mpn Variants | 7204DB, 7204DB-GL, 7204DBGL, 7204 DB GL, 7204-DB |
| Precision Class | ABEC 1 / P0 |
| Min Temp | -40 °C |
| Cage Type | Pressed |
| Dynamic Load Rating | 23,600 N (pair) |
| Static Load Rating | 16,800 N (pair) |
| Rolling Elements | Ball |
| Max Temp | 120 °C |
| Item Weight | 0.210 kg (0.454 lb) (pair) |
| Cage Material | Pressed steel |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | No |
| Limiting Speed | 14,000 rpm grease; 18,000 rpm oil (pair) |
| Harmonization Code | 8482.10.50.28 |
| Contact Angle | 30° |
| Preload | Light |
| Mounting Arrangement | Back-to-back (DB) |
| Bearing Material | High carbon chrome steel |
| Cross Reference 1 | Koyo 7204DB |
|---|---|
| Cross Reference 2 | NSK 7204ADB |
NTN 7204DB-GL is a matched pair of single-row angular contact ball bearings ground for back-to-back mounting with a light preload. Each bearing is 20 mm bore, 47 mm outside diameter and 14 mm width; the pair stacks to 28 mm. 30° contact angle, pressed steel cage, open. Unit Quantity: 2 Pcs, one matched DB pair.
7204 — ISO 72 series (light section), bore code 04, 20 x 47 x 14 mm.
DB — back-to-back matched pair. Two single-row bearings ground as a set. Not a double-row bearing.
GL — Light preload.
Bore Diameter: 20 mm. Outside Diameter: 47 mm. Width: 14 mm per bearing. Total Width: 28 mm (pair). Contact Angle: 30°. Preload: Light. Mounting Arrangement: Back-to-back (DB). Cage Material: Pressed steel. Precision Class: ABEC 1 / P0. Closure Type: Open. Number Of Rows: 1 per bearing. Dynamic Load Rating: 23,600 N (pair). Static Load Rating: 16,800 N (pair). Limiting Speed: 14,000 rpm grease; 18,000 rpm oil (pair). Item Weight: 0.210 kg (0.454 lb) (pair). Material: High carbon chrome steel. Operating Temperature Range: -40 to 120 °C. Series: 7200. Unit Quantity: 2 Pcs.
Fillet Radius r: 1.0 mm. Fillet Radius r1: 0.6 mm. Shaft Abutment da min: 25.5 mm. Housing Abutment Da max: 41.5 mm. Housing Abutment Db max: 42.5 mm.
Cross-Reference 1: Koyo 7204DB. Cross-Reference 2: NSK 7204ADB. Both are 30° back-to-back pairs on the same 20 x 47 x 14 mm envelope.
Searchable designation forms: 7204DB, 7204DB-GL, 7204DBGL, 7204 DB GL, 7204-DB.
Each bearing is 20 mm bore, 47 mm outside diameter and 14 mm wide. The back-to-back pair stacks to 28 mm.
DB is a back-to-back matched pair of two single-row bearings. GL is a light preload.
Dynamic Load Rating: 23,600 N and Static Load Rating: 16,800 N for the pair. Limiting Speed: 14,000 rpm grease; 18,000 rpm oil.
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Our team can locate, cross-reference, and source all parts.
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