GrandMfg® Aluminum Oil level sight glass window indicator plugs viewports Ölschauglas

Material Body:   Aluminum 6061 T6/Aluminum 6063

Finish: aluminum natural and aluminum oxidized color/ Anodizing color.

Seal: Viton/
FKM/FPM,NBR, Aramid gasket,Teflon and Copper seal

Glass Thickness: 2mm to 8 mm

Reflectors: Stainless Steel 304 Reflector

  (Any type you can chose with reflector or without Reflector,  You also can add float ball.)

Glass Type: Natural Glass,Tempered Glass and Borosilicate Glass 

Resist Tempreature Range:-40'C to 180'C

(Different seal have diferent temperature range)

Pressure Range:  5-50 Bar(0.5MPa to 5 MPa).

Thread type:NPT,NPTF,UNC,UNF,UNEF,Metric and BSP(G thread)

Size: Below you will get the size you wanted.Another size is okay.OEM are welcome.

Application:Air Pump,Receivers,Reservoir Coolant Tank,HydraulicTanks,Gearboxes,Speed Reducer,Gear unit,Compressor,blower and Power Transimission.

 

Aluminum Oil Level Sight Glass(Metric Thread)
Item No. Size A(mm) B(mm) C(mm) D(mm) E(mm) F(mm) SW(mm) Pressure/Temperateru
GM-AM10 M10 M10x1 7 7 14 15 6 13 1MPa to 5MPa  /  Metric and BSP Thread DIN3869-ED Gaskets for Sealing.  Below Zero 25 to 180 Centigrade(FKM/Viton)
GM-AM12 M12 M12x1.5 7 7 14 17 8 15
GM-AM14 M14 M14x1.5 7 7 14 19 10 17
GM-AM16 M16 M16x1.5 7.5 7 14.5 22 10 19
GM-AM20 M20 M20x1.5 8 7 15 26 14 22
GM-AM22 M22 M22x1.5 8 8 16 28 15 23
GM-AM24 M24 M24x1.5 8 9 17 30 17 24
GM-AM26 M26 M26x1.5 9 9 18 31 20 26
GM-AM27 M27 M27x1.5 9 9 18 32 20 29
GM-AM30 M30 M30x1.5 10 9 19 37 22 33
GM-AM33 M33 M33x1.5 11 9 20 40 24 36
GM-AM42 M42 M42x1.5 12 10 22 52 31 46
GM-AM60 M60 M60x2 13.5 10.5 24 71 46 62

 

 

 

Aluminum Oil Level Sight Glass(BSP Thread)
Item No. Size A(mm) B(mm) C(mm) D(mm) E(mm) F(mm) SW(mm) Pressure/Temperateru
GM-AG18 1/8" G1/8" 8 8 16 14 6 13 1MPa to 5MPa  /  Metric and BSP Thread DIN3869-ED Gaskets for Sealing.  Below Zero 25 to 180 Centigrade(FKM/Viton)
GM-AG14 1/4" G1/4" 8 9 17 18 8 17
GM-AG38 3/8" G 3/8" 7.5 7 14.5 22 10 19
GM-AG12 1/2" G 1/2" 8 7 15 26 14 23
GM-AG34 3/4" G 3/4" 9 9 18 32 20 29
GM-AG10 1" G 1" 11 9 20 40 24 36
GM-AG114 1-1/4" G1-1/4" 12 9 21 50 35 42
GM-AG112 1-1/2" G1-1/2" 13 10 23 56 39 48
GM-AG20 2" G 2" 13 10 23 70 48 60

 

 

 

Aluminum Oil Level Sight Glass with Brass Ring(Metric Thread)
Item No. Size A(mm) B(mm) C(mm) D(mm) E(mm) F(mm) SW(mm) Pressure/Temperateru
GM-AM10 M10 M10x1 7 7 14 15 6 13 1MPa to 5MPa/Metric and BSP Thread DIN3869-ED Gaskets for Sealing.  Below Zero 25 to 180 Centigrade(FKM/Viton)
GM-AM12 M12 M12x1.5 7 7 14 17 8 15
GM-AM14 M14 M14x1.5 7 7 14 19 10 17
GM-AM16 M16 M16x1.5 7.5 7 14.5 22 10 19
GM-AM20 M20 M20x1.5 8 7 15 26 14 22
GM-AM22 M22 M22x1.5 8 8 16 28 15 23
GM-AM24 M24 M24x1.5 8 9 17 30 17 24
GM-AM26 M26 M26x1.5 9 9 18 31 20 26
GM-AM27 M27 M27x1.5 9 9 18 32 20 29
GM-AM30 M30 M30x1.5 10 9 19 37 22 33
GM-AM33 M33 M33x1.5 11 9 20 40 24 36
GM-AM42 M42 M42x1.5 12 10 22 52 31 46
GM-AM60 M60 M60x2 13.5 10.5 24 71 46 62

 

 

 

Aluminum Oil Level Sight Glass with Brass Ring(BSP Thread)
Item No. Size A(mm) B(mm) C(mm) D(mm) E(mm) F(mm) SW(mm) Pressure/Temperateru
GM-AG18 1/8" G1/8" 8 8 16 14 6 13 1MPa to 5MPa/Metric and BSP Thread DIN3869-ED Gaskets for Sealing.  Below Zero 25 to 180 Centigrade(FKM/Viton)
GM-AG14 1/4" G1/4" 8 9 17 18 8 17
GM-AG38 3/8" G 3/8" 7.5 7 14.5 22 10 19
GM-AG12 1/2" G 1/2" 8 7 15 26 14 23
GM-AG34 3/4" G 3/4" 9 9 18 32 20 29
GM-AG10 1" G 1" 11 9 20 40 24 36
GM-AG114 1-1/4" G1-1/4" 12 9 21 50 35 42
GM-AG112 1-1/2" G1-1/2" 13 10 23 56 39 48
GM-AG20 2" G 2" 13 10 23 70 48 60

 

 

 

Hexagon Aluminum Oil Sight Glass(Metric Thread)
Item No. Size A(mm) B(mm) C(mm) D(mm) E(mm) SW(mm) Pressure Temperature
GM-HAM10 M10 M10x1 7 7 14 6 14 1MPa-5Pa(Glass thicknes should be adjusted) Metric and BSP Thread DIN3869-ED Gaskets for Sealing.  Below Zero 25 to 180 Centigrade(FKM/Viton)
GM-HAM12 M12 M12x1.5 7 7 14 8 17
GM-HAM14 M14 M14x1.5 7 7 14 10 19
GM-HAM16 M16 M16x1.5 7 7 14 10 22
GM-HAM20 M20 M20x1.5 8 7 15 16 26
GM-HAM22 M22 M22x1.5 8 7 15 17 28
GM-HAM24 M24 M24x1.5 8 7 15 17 30
GM-HAM26 M26 M26x1.5 9 8 17 20 33
GM-HAM27 M27 M27x1.5 9 8 17 20 33
GM-HAM30 M30 M30x1.5 10 9 19 23 36
GM-HAM33 M33 M33x1.5 12 10 22 25 40
GM-HAM42 M42 M42x1.5 12 10 22 31 52
GM-HAM60 M60 M60x2 13 10 23 46 71

 

 

Hexagon Aluminum Oil level Sight Glass(BSP Thread)
Item No. Size A(mm) B(mm) C(mm) D(mm) E(mm) SW(mm) Pressure Temperature
GM-HAG18 1/8" G 1/8" 7 7 14 6 17 1MPa-5Pa(Glass thicknes should be adjusted) Metric and BSP Thread DIN3869-ED Gaskets for Sealing.  Below Zero 25 to 180 Centigrade(FKM/Viton)
GM-HAG14 1/4" G 1/4" 8 7 15 8 19
GM-HAG38 3/8" G 3/8" 7 7 14 10 22
GM-HAG12 1/2" G 1/2" 8 7 15 16 26
GM-HAG34 3/4" G 3/4" 9 8 17 20 33
GM-HAG10 1" G 1" 12 10 22 25 40
GM-HAG114 1-1/4" G1-1/4" 14 10 24 35 50
GM-HAG112 1-1/2" G1-1/2" 14 11 25 39 55
GM-HAG20 2" G2" 14 12 26 48 71

 

 

 

Hexagon Aluminum Oil Sight Glass With Brass Ring(Metric Thread)
Item No. Size A(mm) B(mm) C(mm) D(mm) E(mm) SW(mm) Pressure Temperature
GM-HAM10 M10 M10x1 7 7 14 6 14 1MPa-5Pa(Glass thicknes should be adjusted) Metric and BSP Thread DIN3869-ED Gaskets for Sealing.  Below Zero 25 to 180 Centigrade(FKM/Viton)
GM-HAM12 M12 M12x1.5 7 7 14 8 17
GM-HAM14 M14 M14x1.5 7 7 14 10 19
GM-HAM16 M16 M16x1.5 7 7 14 10 22
GM-HAM20 M20 M20x1.5 8 7 15 16 26
GM-HAM22 M22 M22x1.5 8 7 15 17 28
GM-HAM24 M24 M24x1.5 8 7 15 17 30
GM-HAM26 M26 M26x1.5 9 8 17 20 33
GM-HAM27 M27 M27x1.5 9 8 17 20 33
GM-HAM30 M30 M30x1.5 10 9 19 23 36
GM-HAM33 M33 M33x1.5 12 10 22 25 40
GM-HAM42 M42 M42x1.5 12 10 22 31 52
GM-HAM60 M60 M60x2 13 10 23 46 71

 

 

 

Hexagon Aluminum Oil Sight Glass With Brass Rin(BSP Thread)
Item No. Size A(mm) B(mm) C(mm) D(mm) E(mm) SW(mm) Pressure Temperature
GM-HAG18 1/8" G 1/8" 7 7 14 6 17 1MPa-5Pa(Glass thicknes should be adjusted) Metric and BSP Thread DIN3869-ED Gaskets for Sealing.  Below Zero 25 to 180 Centigrade(FKM/Viton)
GM-HAG14 1/4" G 1/4" 8 7 15 8 19
GM-HAG38 3/8" G 3/8" 7 7 14 10 22
GM-HAG12 1/2" G 1/2" 8 7 15 16 26
GM-HAG34 3/4" G 3/4" 9 8 17 20 33
GM-HAG10 1" G 1" 12 10 22 25 40
GM-HAG114 1-1/4" G1-1/4" 14 10 24 35 50
GM-HAG112 1-1/2" G1-1/2" 14 11 25 39 55
GM-HAG20 2" G2" 14 12 26 48 71

 

 

 

Low Pressure  Aluminum Sight Glass(BSP &Metric Thread)
Item No. Size A(mm) B(mm) C(mm) D(mm) E(mm) SW(mm) Max Mpa Temperature
GM-ACM10 M10 M10x1 7 7 14 6 14 0.4MPa Plastic Glass /Below Zero 20 to 65 Centigrade
GM-ACM16 M16 M16x1.5 7 7 14 10 22
GM-ACM20 M20 M20x1.5 8 7 15 16 26
GM-ACM22 M22 M22x1.5 8 7 15 17 28
GM-ACM26 M26 M26x1.5 9 8 17 20 33
GM-ACM27 M27 M27x1.5 9 8 17 20 33
GM-ACM30 M30 M30x1.5 10 9 19 23 36
GM-ACM33 M33 M33x1.5 12 10 22 25 40
 
GM-ACG38 3/8" G 3/8" 7 7 14 10 22
GM-ACG12 1/2" G 1/2" 8 7 15 16 26
GM-ACG34 3/4" G 3/4" 9 8 17 20 33
GM-ACG10 1" G 1" 12 10 22 25 40
GM-ACG114 1-1/4" G1-1/4" 14 10 24 35 50
GM-ACG112 1-1/2" G1-1/2" 14 11 25 39 55
GM-ACG20 2" G2" 14 12 26 48 71

 

 

SS304 sight glass

Fused sight glass

Brass sight glass

Steel sight glass