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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
Two-bolt flange mounted ball bearing unit, 7/8 in shaft, eccentric self-locking collar, 3.906 in bolt spacing, shroud contact seals. 1 Pc complete unit.
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$33.60
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| MFR / Brand | Fafnir |
|---|---|
| MPN | RCJT7/8 |
| GTIN | 087796110311 |
| Model | RCJT 7/8 |
| ID | 7/8 in |
| Series | RCJT |
|---|---|
| Type | Flanged Mount Bearing |
| Lubricant | Grease |
| Material | Steel Bearing |
| Relubrication | Relubricatable, G-series grease path |
| Base Number | RCJT7/8 |
| Industry Terms | two-bolt flange unit; flangette; wide inner ring bearing unit; self-locking collar bearing; housed unit |
| Common Misspellings | Fafnier; Faffnir; Fafner; RCTJ7/8; RJCT7/8 |
| Application Types | Conveyors; fans and blowers; farm machinery; light industrial line shafting |
| Overall Width | 27.9 mm / 1.098 in (housing width, A) |
| Bolt Center To Center | 3.9063 in |
| Number Of Bolt Holes | 2 |
| Bolt Center To Center Length | 99.2 mm / 3.906 in |
| Number Of Bolt Holes For Fasteners | 2 |
| Retaining Feature | Ball |
| Bore Shaft Size | 7/8 in (22.225 mm) |
| Housing Style | Two-bolt flange |
| Locking Method | Eccentric self-locking collar with setscrew |
| Replacement Insert | Fafnir G1014KRRB |
| Mpn Variants | RCJT7/8; RCJT 7/8; RCJT-7/8; RCJT78; RCJT 7-8 |
| Manufacturer Status | Fafnir is a brand of The Timken Company |
| Arrangement Configuration | Complete flange unit: housing, insert bearing and eccentric locking collar |
| Dynamic Load Rating | 15,500 N / 3,490 lbf |
| Static Load Rating | 7,800 N / 1,750 lbf |
| Bearing Type | Mounted ball bearing unit, two-bolt flange |
| Number Of Rows | 1 |
| Bore Type | Straight |
| Snap Ring Included | Yes, on the insert outer ring (B suffix) |
| Duty Type | Standard Duty |
| Locking Device | Eccentric Collar |
| Relubrication Feature | Relubricatable, G-series grease path |
| Housing Material | Cast Iron |
| Expansion Type | Non-Expansion Bearing (Fixed) |
| Design Units | Inch |
| Bearing Material | Steel |
| Part Number | RCJT7/8 |
| Cross Reference 1 | Timken RCJT7/8 |
|---|---|
| Cross Reference 2 | Fafnir RCJTC7/8 - concentric collar |
| Cross Reference 3 | Fafnir RCJ7/8 - four-bolt flange |
Fafnir RCJT7/8 two-bolt flanged mounted ball bearing unit for a 7/8 in shaft. The cast-iron flange housing carries a G1014KRRB wide-inner-ring insert with shroud contact seals and an eccentric self-locking collar. Complete flange unit: housing, insert bearing and eccentric locking collar. Unit Quantity: 1 Pc.
RCJT — Fafnir Industrial-series two-bolt flanged housed unit with an eccentric locking collar.
7/8 — shaft size in inches.
G1014KRRB — insert bearing number.
G — relubricatable wide-inner-ring bearing with Mechani-Seal contact seals.
1014 — 14/16 in (7/8 in) bore.
KRR — wide inner ring with two contact seals and eccentric collar.
B — snap-ring groove and retaining ring on the outer ring.
Shaft Size: 7/8 in (22.225 mm). Insert Bearing Number: G1014KRRB. Housing Style: Two-bolt flange. Housing Material: Cast Iron. Locking Method: Eccentric collar with setscrew. Closure Type: Shroud contact seal, both sides. Lubricant: Grease. Relubrication: Relubricatable, G-series grease path. Dynamic Load Rating: 15,500 N (3,490 lbf). Static Load Rating: 7,800 N (1,750 lbf). Snap Ring Included: Yes, on the insert outer ring. Unit Quantity: 1 Pc.
Bolt Hole Spacing J: 99.2 mm (3.906 in). Bolt Hole Size N: 11.5 mm (0.453 in). Flange Thickness A1: 11.1 mm (0.437 in). Total Length H: 123.8 mm (4.874 in). Total Height L: 69.8 mm (2.748 in). Housing Width A: 27.9 mm (1.098 in). Dimension B1: 44.4 mm (1.748 in). Dimension S1: 26.9 mm (1.059 in). Dimension E: 46.7 mm (1.839 in). Dimension d1: 38.1 mm (1.5 in).
Replacement insert for this housing: Fafnir G1014KRRB. Timken RCJT7/8 is the same unit under the Timken name. Related sizes: Fafnir RCJTC7/8 has a concentric collar in the same two-bolt flange envelope; Fafnir RCJ7/8 is the four-bolt flange unit in the same Industrial series.
7/8 in (22.225 mm) shaft.
The Fafnir G1014KRRB wide-inner-ring insert with shroud contact seals.
An eccentric self-locking collar with a cup-point setscrew. The collar locks the insert to the shaft by cam action.
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