Steel oil sight glass,oil sight plugs,oil sight windows from Grand

Oil level sight glass,Bulls eye Sight Glass,Fluid level Sight Glass,Circular oil sight Glass

Oil level indicator sight glass,oil sight gauge,Oil sight windows,Visual level sight glass

Visual level indicator,Visual level sight gauge,domed shape sight glass.

Material Body: Steel Plated(Zinc plated,Nickel plated and chrome plated)

O-Ring: Viton,FKM,NBR, Aramid gasket 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:-30'C to 120'C

Pressure Range: 5-10 Bar(0.5MPa to 1 MPa).

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

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

Usage: Pump,Oil Receivers,Gearboxes,Speed Reducer,Compressor and Power Transimission.

Hexagon Steel Oil Sight Glass(Metric Thread)
Item No.	Size	A(mm)	B(mm)	C(mm)	D(mm)	E(mm)	SW(mm)	Max Mpa	Temperature
GM-SM10	M10	M10x1	7	7	14	5	14	1MPa	Below Zero 30 to 120 Centigrade
GM-SM16	M16	M16x1.5	7	7	14	10	22
GM-SM20	M20	M20x1.5	8	7	15	16	26
GM-SM22	M22	M22x1.5	8	7	15	17	28
GM-SM26	M26	M26x1.5	9	8	17	20	33
GM-SM27	M27	M27x1.5	9	8	17	20	33
GM-SM30	M30	M30x1.5	10	9	19	23	36
GM-SM33	M33	M33x1.5	12	10	22	25	40
GM-SM42	M42	M42x1.5	12	10	22	31	52
GM-SM60	M60	M60x2	13	10	23	46	71

Hexagon Steel Oil Sight Glass(BSP Thread)
Item No.	Size	A(mm)	B(mm)	C(mm)	D(mm)	E(mm)	SW(mm)	Max Mpa	Temperature
GM-SG38	3/8"	G 3/8"	7	7	14	10	22	1MPa	Below Zero 30 to 120 Centigrade
GM-SG12	1/2"	G 1/2"	8	7	15	16	26
GM-SG34	3/4"	G 3/4"	9	8	17	20	33
GM-SG10	1"	G 1"	12	10	22	25	40
GM-SG114	1-1/4"	G1-1/4"	14	10	24	35	50
GM-SG112	1-1/2"	G1-1/2"	14	11	25	39	55
GM-SG200	2"	G2"	14	12	26	48	71

Hexagon Steel Oil Sight Glass Zinc Plated (NPT Thread)
Item No.	Size	A(mm)	B(mm)	C(mm)	D(mm)	E(mm)	SW(mm)	Max Mpa	Temperature
GM-SN38	3/8"	NPT 3/8"	16	11	27	11	19	1MPa	Below Zero 30 to 120 Centigrade
GM-SN12	1/2"	NPT 1/2"	16.5	11.5	28	13	24
GM-SN34	3/4"	NPT 3/4"	17	12	29	19	28
GM-SN10	1"	NPT 1"	20	12	32	25	35
GM-SN114	1-1/4"	NPT1-1/4"	20	12	32	35	48
GM-SN112	1-1/2"	NPT1-1/2"	22	13	35	39	56
GM-SN20	2"	NPT 2"	23	13	36	48	66
GM-SU116	1 1/16"	1 1/16"-12 UNF	15	12	27	19	31

brass

stainless steel

aluminum

fused sight glass