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KOYO 7948 MODELS

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7948 KOYO Single-row, matched pair angular contact ball bearings

Name: 7948 KOYO Single-row, matched pair angular contact ball bearings
Brand: KOYO
SKU: 7948
Rating: 4.9 (5 reviews)

KOYO 7948 Bearing SPECIFICATIONS

Brand Name:KOYO
Model Number:
7948
Category:Thrust Roller Bearings
Inventory:0.0
Minimum Buy Quantity:N/A
Weight:22.88
Product Group:B04336
Rolling Element:Tapered Roller Bearing
Self Aligning:No
Component Description:Roller Assembly plus Raceways

Download KOYO 7948 Spec Sheet

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Types of 7948 KOYO Single-row, matched pair angular contact ball bearings

Category:Thrust Roller Bearings
Inventory:0.0
Minimum Buy Quantity:N/A
Weight:22.88
Product Group:B04336
Rolling Element:Tapered Roller Bearing
Self Aligning:No
Component Description:Roller Assembly plus Raceways
Thrust Bearing:Yes
Single or Double Direction:Double Direction
Banded:Yes
Precision Class:ABEC 1 | ISO P0
Other Features:Single Row | Oil Holes in Retainer | Machined Cage | Stamped Tapered Roller | Oscillating | Steering Pivot
Long Description:7" Bore 1; 7" Bore 2; 12-1/4" Outside Diameter; 3.36" Height; Tapered Roller Bearing; Double Direction; Not Self Aligning; Banded; ABEC 1 | ISO P0; Roller Assembly plus Raceways
Inch - Metric:Inch
UNSPSC:31171507
Harmonized Tariff Code:8482.20.00.80
Noun:Bearing
Keyword 3:Tapered
Keyword String:Thrust Roller Tapered
Manufacturer Item Number:TC702W-902A3
Weight / LBS:50.399
Height:3.36 Inch | 85.344 Millimeter
D:12.25 Inch | 311.15 Millimeter
Overall Height with Aligning Washer:0 Inch | 0 Millimeter
Bore 2:7 Inch | 177.8 Millimeter
Bore 1:7 Inch | 177.8 Millimeter

7948 KOYO Single-row, matched pair angular contact ball bearings pdf

KOYO 7948 7948 KOYO Single-row, matched pair angular contact ball bearings Technology

Basic Static Radial Load Rating Co	57000 N
Sealed Speed Rating n3	0 rpm
Grease Speed Rating Open/Shielded n1	3000 rpm
Accessories	One Shield
D	190.0000 mm
B	20.00 mm
Basic Dynamic Radial Load Rating C	48800 N
Oil Speed Rating Open/Shielded n2	3600 rpm
d	150.000 mm
Fillet Radius ra	1.00 mm

7948 KOYO Single-row, matched pair angular contact ball bearings cross reference by manufacturer
No.	Brand	D	B	C	a	d	d1	D1	2B
7948	KOYO	320 mm	38 mm	193 kN	99,8 mm	240 mm	-	-	-
7948A	NSK	320 mm	38 mm	181 kN	99,8 mm	240 mm	-	-	-
7948A5TRSU	NSK	320 mm	38 mm	189 kN	296,1 mm	240 mm	252 mm	308 mm	-
7948B	NSK	320 mm	38 mm	161 kN	136,5 mm	240 mm	-	-	-
7948CTRSU	NSK	320 mm	38 mm	200 kN	296,1 mm	240 mm	252 mm	308 mm	-
7948DB	NTN	320 mm	38 mm	315 kN	100 mm	240 mm	-	-	76 mm
7948DF	NTN	320 mm	38 mm	315 kN	100 mm	240 mm	-	-	76 mm
7948DT	NTN	320 mm	38 mm	315 kN	100 mm	240 mm	-	-	76 mm
7948a5trdudmp3-nsk	NSK	320mm	38mm	-	-	240mm	-	-	-
7948ctrdulp3-nsk	NSK	320mm	38mm	-	-	240mm	-	-	-
7948ctrsump3-nsk	NSK	320mm	38mm	-	-	240mm	-	-	-

NN3032 KOYO Double-row cylindrical roller bearings	Basic Static Radial Load Rating Co:10000 N; Oil Speed Rating Open/Shielded n2:13000 rpm; Fillet Radius ra:0.64 mm; Sealed Speed Rating n3:6700 rpm; Basic Dynamic Radial Load Rating C:13800 N; D:62.0000 mm; d:40.000 mm; B:12.00 mm; Grease Speed Rating Open/Shielded n1:10000 rpm; Accessories:Two Shiel
NN304 KOYO Double-row cylindrical roller bearings	Availability:In Stock; Static Load Rating (kN):325; B:44mm; Fatigue Load Rating (kN):34.5; Seals or Shields:Two Rubber Seals; Dynamic Load Rating (kN):285; D:150mm; d:85mm; Weight:3.00 KGS; SKU:bs2-2217-2rsk/vt143-; Clearance:Standard; Cage Type:Steel; Limiting Speed Rating (r/min):1100;
NNU494 KOYO Double-row cylindrical roller bearings	R2:21.431 mm; P180°:40 kN; Ca:37.008 mm; H1:82.55 mm; R1:46.038 mm; A1:79.375 mm; J min.:219.075 mm; P60°:104 kN; Initial grease fill:68.04 g; Cap bolt recommended tightening torque:149.1 N·m; Da:130 mm; A2:120.65 mm; L:285.75 mm; Max. speed for PosiTrac Plus seal:2350 r/min; Pa:6.94
NNU4934 KOYO Double-row cylindrical roller bearings	Clearance:Standard; d:80mm; Seals or Shields:Open Type; SKU:3216-b-tvh-fag; Dynamic Load Rating (kN):98; Fatigue Load Rating (kN):4.95; D:140mm; Limiting Speed Rating (r/min):4000; Availability:In Stock; Weight:2.45 KGS; Static Load Rating (kN):93; Cage Type:Plastic; Reference Speed Rating (r/min):5
NNU4932 KOYO Double-row cylindrical roller bearings	D:160 mm; Roller and cage thrust assembly:K 81222 TN; Eb:152 mm; Ea:117 mm; Mass roller and cage thrust assembly:0.53 kg; Fatigue load limit Pu:98 kN; Dw:15 mm; d:110 mm; Basic dynamic load rating C:260 kN; Basic static load rating C0:1000 kN; Limiting speed:1700 r/min; Reference speed:850 r/min;
NN3034 KOYO Double-row cylindrical roller bearings	Height H:4.8906 in; Diameter N:0.5000 in; Distance J:3.8906 in; Shaft Diameter D:15/16 in; Dimension A2:0.6250 in; Height T:1.5313 in; Basic Dynamic Radial Load Rating:3150 lbf; Dimension A1:1.1875 in; Basic Static Radial Load Rating Co:1750 lbf; Weight W:1.35 lb; Dimension L:2.7500 in; Dimension DA
NN314 KOYO Double-row cylindrical roller bearings	Accessories:One Shield & Snap-Ri; B:19.00 mm; Oil Speed Rating Open/Shielded n2:11000 rpm; d:20.000 mm; Grease Speed Rating Open/Shielded n1:9000 rpm; Basic Dynamic Radial Load Rating C:29200 N; Fillet Radius ra:1.00 mm; D:72.0000 mm; Basic Static Radial Load Rating Co:18600 N;
NNU4938 KOYO Double-row cylindrical roller bearings	D:170 mm; Tolerance shaft:e7; Permissible sliding velocity v max.:0.5 m/s; Coefficient of friction µ max.:0.15; h:152 mm; Permissible sliding velocity v min.:0 m/s; Specific dynamic load factor K:25 N/mm²; d:150 mm; α:124 °; Coefficient of friction µ min.:0.08; Mass bushing:10.5
NN3036 KOYO Double-row cylindrical roller bearings	P90°:149 kN; Eye bolt:2 x 3/8-16 UNC; Cap bolt:5/8-11 UNC; S:4.763 mm; ba:53.181 mm; A2:190.5 mm; PG:1/4 NPT; h:46.831 mm; PosiTrac Plus contact element:2 x B10724-113; P120°:94.3 kN; Cap bolt, SAE grade:8; Labyrinth ring:2 x LOR 112; P150°:87.2 kN; Cap bolt recommended tightening torque
NN3038 KOYO Double-row cylindrical roller bearings	Da max.:299 mm; d2 ≈:228 mm; Basic dynamic load rating C:1630 kN; da min.:211 mm; Limiting speed:260 r/min; ra max.:2 mm; D1 ≈:280 mm; Basic static load rating C0:2650 kN; da max.:263 mm; r1,2 min.:2.1 mm; D:310 mm; Fatigue load limit Pu:236 kN; s2 max.:11.1 mm; s1 max.:21 mm; Operating

7948 KOYO Single-row, matched pair angular contact ball bearings Video

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KOYO 7948 INTERCHANGE

Double-row cylindrical roller bearings Part series 7948 is a potential replacement for these common bearing part numbers:

NSK7948
SKF7948
NTN7948
FAG7948
TIMKEN7948
KOYO7948
NACHI7948
DODGE7948

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