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Home>Products>Double-row Angular Contact Ball Bearings>78/5 KOYO Single-row, matched pair angular contact ball bearings

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78/5 KOYO Single-row, matched pair angular contact ball bearings

Name: 78/5 KOYO Single-row, matched pair angular contact ball bearings
Brand: KOYO
SKU: 78/5
Rating: 4.9 (5 reviews)

KOYO 78/5 Bearing SPECIFICATIONS

Brand Name:KOYO
Model Number:
78/5
Category:Pillow Block
Inventory:0.0
Minimum Buy Quantity:N/A
Weight:32.688
Product Group:M06288
Number of Mounting Holes:4
Mounting Method:Concentric Collar
Housing Style:4 Bolt Pillow Block

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78/5 KOYO Single-row, matched pair angular contact ball bearings Product description

Category:Pillow Block
Inventory:0.0
Minimum Buy Quantity:N/A
Weight:32.688
Product Group:M06288
Number of Mounting Holes:4
Mounting Method:Concentric Collar
Housing Style:4 Bolt Pillow Block
Rolling Element:Spherical Roller Bearing
Housing Material:Cast Steel
Expansion / Non-expansion:Expansion
Mounting Bolts:3/4 Inch
Relubricatable:Yes
Insert Part Number:22222
Seals:Triple Lip Urethane
Housing Configuration:1 Piece Solid
Inch - Metric:Inch
Other Features:Double Row | Double Collar | With Set Screw
Long Description:4 Bolt Pillow Block; 4-7/16" Bore; 4-3/4" Base to Center Height; Concentric Collar Mount; Spherical Roller Bearing; 11-7/8" Minimum Bolt Spacing; 14-1/2" Bolt Spacing Maximum; Relu
UNSPSC:31171511
Harmonized Tariff Code:8483.20.40.80
Noun:Bearing
Keyword String:Pillow Block
Manufacturer Item Number:QAAPF22A407SEO
Weight / LBS:82
Bolt Spacing Maximum:14.5 Inch | 368.3Millimeter
Actual Bolt Center to Center:0 Inch | 0Millimeter
Bolt Spacing Minimum:11.875 Inch | 301.625Millimeter
B:4.75 Inch | 120.65 Millimeter
Nominal Bolt Center to Center:13.2 Inch | 335.3 Millimeter
D:6.25 Inch | 158.75 Millimeter
d:4.438 Inch | 112.725 Millimeter

KOYO 78/5 78/5 KOYO Single-row, matched pair angular contact ball bearings Technology

Mounting Hole Dia. (dm)	3.000
Bearing number	AST20 WC20
Housing Counterbore Diameter Tolerance (HD tol.)	+0.12 / 0
Outer Diameter (mm)	36
Material	Carbon steel shell w
Bearing Type	thrust washer
Shaft Dia., Nominal (d)	18.0000
Housing Counterbore Depth Tolerance (Ha tol.) - +0.2 / -0.2	+0.2 / 0.2
Washer Outside Diameter Tolerance (Do tol.) - +0 / -0.25	+0 / 0.25
Housing Counterbore Diameter, Nominal (HD)	36.000
Bearing Outside Diameter, Nominal(Do)	36.000
Bore Diameter (mm)	18
Mounting Hole Pitch Dia. (dp)	28
Washer Thickness Tolerance (S3 tol.) - +0 / -0.05	+0 / 0.05
Washer Inside Diameter, Nominal (di)	20
Washer Outside Diameter, Nominal (Do)	36
Housing Counterbore Depth (Ha)	1.00
Washer Inside Diameter Tolerance (di tol.) - +0.25 / -0	+0.25 / 0
Washer Thickness, Nominal (S3)	2

Frequently bought 78/5 KOYO Single-row, matched pair angular contact ball bearings together
No.	Brand	T	a	B	C	d	R	r	D
78/500	NTN	-	-	56,000 mm	56,000 mm	500,000 mm	-	-	620,000 mm
545112-30178/545141-30178	TIMKEN	-	-	-	-	11.25 Inch \| 285.75 Millimeter	-	-	14.125 Inch \| 358.775 Millimeter
53178/53377	SKF	30.958 mm	30.006 mm	28.3 mm	20.638 mm	44.45 mm	-	-	95.25 mm
578/572	Timken	36,512 mm	-	36,098 mm	28,575 mm	79,985 mm	3,5 mm	3,3 mm	139,992 mm
578/572D+X1S-578	Timken	82,55 mm	-	-	66,675 mm	79,985 mm	3,5 mm	0,8 mm	139,992 mm
5578/5535	Timken	43,658 mm	-	43,764 mm	36,512 mm	53,975 mm	3,6 mm	3,3 mm	122,238 mm
53178/53375	Timken	30,958 mm	-	28,301 mm	20,638 mm	44,45 mm	2 mm	0,8 mm	95,25 mm
53178/53376D+X2S-53176	Timken	65,088 mm	-	-	44,45 mm	44,45 mm	2 mm	0,8 mm	95,25 mm
53178/53377/Q	SKF	30.958 mm	30 mm	28.3 mm	20.638 mm	44.45 mm	-	-	95.25 mm
4T-578/572D+A	NTN	82,55 mm	-	-	-	79,985 mm	-	-	139,992 mm
4T-578/572DC+A	NTN	82,55 mm	-	-	-	79,985 mm	-	-	139,992 mm

NN3028 KOYO Double-row cylindrical roller bearings	Outer Diameter (mm):26; Width (mm):5; r2 min.:0,3 mm; r1 min.:0,3 mm; Weight:0,008 Kg; Bearing number:61803-2RSR; C:5 mm; Size (mm):17x26x5; Basic static load rating (C0):1,4 kN; D:26 mm; d:17 mm; B:5 mm; Basic dynamic load rating (C):2,1 kN; Bore Diameter (mm):17;
NN3026 KOYO Double-row cylindrical roller bearings	Width (mm):25; Basic dynamic load rating (C):65,5 kN; Weight:1,1 Kg; Outer Diameter (mm):100; d:50 mm; Bore Diameter (mm):50; D:100 mm; Bearing number:2211E-2RS1KTN9+H311E; C:25 mm; B:25 mm; Basic static load rating (C0):60 kN; Size (mm):50x100x25;
NNU4932 KOYO Double-row cylindrical roller bearings	Outer Diameter (mm):100; d:65 mm; r1 min.:0,6 mm; (Oil) Lubrication Speed:30 000 r/min; (Grease) Lubrication Speed:18 000 r/min; B:18 mm; Bearing number:3NCHAC013C; C:18 mm; Bore Diameter (mm):65; D:100 mm; Width (mm):18; Size (mm):65x100x18; Basic static load rating (C0):17,5 kN; a:20,1 mm; Weight:
NNU4926 KOYO Double-row cylindrical roller bearings	Basic dynamic load rating - C:8.3 kN; Calculation factor - f:1.03; Fatigue load limit - Pu:0.173 kN; Da max.:38.8 mm; rb max.:0.3 mm; d1:27.1 mm; db - min.:23.2 mm; Bore Diameter (mm):42; Preload class C:90 N/micron; Calculation factor f2C:1.05; Calculation factor - f2D:1.08; Preload class A:54 N/mi
NN303 KOYO Double-row cylindrical roller bearings	Basic static load rating (C0):99 kN; Angle (α):60 °; Bore Diameter (mm):70; D:110 mm; Outer Diameter (mm):110; d1:97 mm; Da max.:105 mm; r min.:1.1 mm; T:48 mm; Width (mm):48; ra max.:1 mm; d:70 mm; da min.:85 mm; Bearing number:70TAD20; Weight:1.53 Kg; Basic dynamic load rating (C):37,5 k
NN3024 KOYO Double-row cylindrical roller bearings	Bearing number:FCDP 88124450; Width (mm):450; C:450 mm; d:440 mm; B:450 mm; D:620 mm; Outer Diameter (mm):620; Bore Diameter (mm):440; Basic dynamic load rating (C):7420 kN; Size (mm):440x620x450; Weight:452 Kg;
NNU4928 KOYO Double-row cylindrical roller bearings	D:105,000 mm; C:13,000 mm; d:70,000 mm; Width (mm):13,000; Outer Diameter (mm):105,000; Bore Diameter (mm):70,000; B:13,000 mm; Bearing number:SC1469; Size (mm):70x105x13;
NNU493 KOYO Double-row cylindrical roller bearings	e:0,21; Width (mm):308; Y2:4,77; Da max:1392 mm; da min:1028 mm; B:308 mm; rmin:7,5 mm; C0r:31500000 N / Static; Outer Diameter (mm):1420; Y1:3,2; ra max:6 mm; Cr:13100000 N / Dynamic; nB:208 1/min / Referenc; nG:405 1/min / Limiting; Bearing number:230/1000-K-MB; Y0:3,13; Cur:1570000 N; Size (mm):1

78/5 KOYO Single-row, matched pair angular contact ball bearings Video

KOYO 78/5 INTERCHANGE

Double-row Angular Contact Ball Bearings Part series 78/5 is a potential replacement for these common bearing part numbers:

NSK78/5
SKF78/5
NTN78/5
FAG78/5
TIMKEN78/5
KOYO78/5
NACHI78/5
DODGE78/5

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