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

Steel Oil level sight glass Zinc Plated

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

O-Ring: Viton,FKM,FPM,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((FKM/Viton to 180 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((FKM/Viton to 180 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((FKM/Viton to 180 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

Hexagon Steel Oil Sight Glass Zinc Plated(UNF Thread)
Item No.	Size	A(mm)	B(mm)	C(mm)	D(mm)	E(mm)	SW(mm)	Max Mpa	Temperature
GM-BU34	3/4"	UNF3/4"-24	9	11	20	14	24
GM-BU118	1-1/8"	UNF 1-1/8"-12	6.5	3.5	11	19	32	1MPa	Below Zero 30 to 120 Centigrade((FKM/Viton to 180 Centigrade)
GM-BU118	1-1/8"	UNF 1-1/8"-18	11	6.5	17.5	22	36
GM-BU114	1-1/4"	UNF 1-1/4"	17	6	23	22	40
GM-BU1516	1-5/16"	UNF1-5/16"	10	12	22	20	38
GM-BU112	1-1/2"	UNF1-1/2"-18	8	13	21	25	38
GM-BU114	1-7/8'	UNF1-7/8"-12	13	14	27	32	56

brass

stainless steel

aluminum

fused sight glass