Oil level sight glass,bulls eye sight glass,oi sight plugs,sight glass

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: Aluminum,Steel,plastic and Brass

O-Ring: Viton,NBR, and Copper seal

Glass Thickness: 2mm to 5 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.

Brass Oil Sight Glass(BSP Metric Thread)
Item No.	Size	A(mm)	B(mm)	C(mm)	D(mm)	E(mm)	F(mm)	SW(mm)	Max MPa/Temperateru
GM-BM10	M10	M10x1	7	7	14	15	5	13	1MPa / Below Zero 30 to 120 Centigrade((FKM/Viton to 180 Centigrade)
GM-BM16	M16	M16x1.5	7.5	7	14.5	22	10	19
GM-BM20	M20	M20x1.5	8	7	15	26	14	23
GM-BM22	M22	M22x1.5	8	8	16	28	15	24
GM-BM26	M26	M26x1.5	9	9	18	31	20	26
GM-BM27	M27	M27x1.5	9	9	18	32	20	26
GM-BM30	M30	M30x1.5	10	9	19	37	22	33
GM-BM33	M33	M33x1.5	11	9	20	40	24	36
GM-BM42	M42	M42x1.5	12	10	22	52	31	46
GM-BM60	M60	M60x2	13.5	10.5	24	71	46	62

GM-BG38	3/8"	G 3/8"	7.5	7	14.5	22	10	19
GM-BG12	1/2"	G 1/2"	8	7	15	26	14	23
GM-BG34	3/4"	G 3/4"	9	9	18	32	20	26
GM-BG10	1"	G 1"	11	9	20	40	24	36
GM-BG114	1-1/4"	G1-1/4"	12	9	21	50	35	42
GM-BG112	1-1/2"	G1-1/2"	13	10	23	56	39	48
GM-BG200	2"	G 2"	13	10	23	70	48	60

Aluminum Oil Sight Glass(Metric Thread)
Item No.	Size	A(mm)	B(mm)	C(mm)	D(mm)	E(mm)	F(mm)	SW(mm)	Max MPa/Temperateru
GM-AM10	M10	M10x1	7	7	14	15	5	13	1MPa / Below Zero 30 to 120 Centigrade((FKM/Viton to 180 Centigrade)
GM-AM16	M16	M16x1.5	7.5	7	14.5	22	10	19
GM-AM20	M20	M20x1.5	8	7	15	26	14	23
GM-AM22	M22	M22x1.5	8	8	16	28	15	24
GM-AM26	M26	M26x1.5	9	9	18	31	20	26
GM-AM27	M27	M27x1.5	9	9	18	32	20	26
GM-AM30	M30	M30x1.5	10	9	19	37	22	33
GM-AM33	M33	M33x1.5	11	9	20	40	24	36
GM-BM42	M42	M42x1.5	12	10	22	52	31	46
GM-BM60	M60	M60x2	13.5	10.5	24	71	46	62

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	26
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-AG200	2"	G 2"	13	10	23	70	48	60

Hexagon Brass Oil Sight Glass(BSP & Metric Thread)
Item No.	Size	A(mm)	B(mm)	C(mm)	D(mm)	E(mm)	SW(mm)	Max Mpa	Temperature
GM-BHM10	M10	M10x1	7	7	14	5	14	1MPa	Below Zero 30 to 120 Centigrade((FKM/Viton to 180 Centigrade)
GM-BHM16	M16	M16x1.5	7	7	14	10	22
GM-BHM20	M20	M20x1.5	8	7	15	16	26
GM-BHM22	M22	M22x1.5	8	7	15	17	28
GM-BHM26	M26	M26x1.5	9	8	17	20	33
GM-BHM27	M27	M27x1.5	9	8	17	20	33
GM-BHM30	M30	M30x1.5	10	9	19	23	36
GM-BHM33	M33	M33x1.5	11	10	22	25	40
GM-BHM42	M42	M42x1.5	12	10	22	31	52
GM-BHM60	M60	M60x2	13	10	23	46	71

GM-BHG38	3/8"	G 3/8"	7	7	14	10	22
GM-BHG12	1/2"	G 1/2"	8	7	15	16	26
GM-BHG34	3/4"	G 3/4"	9	8	17	20	33
GM-BHG10	1"	G 1"	12	10	22	25	40
GM-BHG114	1-1/4"	G1-1/4"	14	10	24	35	50
GM-BHG112	1-1/2"	G1-1/2"	14	11	25	39	55
GM-BHG200	2"	G2"	14	12	26	48	71

Hexagon 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-AHM10	M10	M10x1	7	7	14	5	14	1MPa	Below Zero 30 to 120 Centigrade((FKM/Viton to 180 Centigrade)
GM-AHM16	M16	M16x1.5	7	7	14	10	22
GM-AHM20	M20	M20x1.5	8	7	15	16	26
GM-AHM22	M22	M22x1.5	8	7	15	17	28
GM-AHM26	M26	M26x1.5	9	8	17	20	33
GM-AHM27	M27	M27x1.5	9	8	17	20	33
GM-AHM30	M30	M30x1.5	10	9	19	23	36
GM-AHM33	M33	M33x1.5	12	10	22	25	40
GM-AHM42	M42	M42x1.5	12	10	22	31	52
GM-AHM60	M62	M60x2	12	10	23	46	71

GM-AHG38	3/8"	G 3/8"	7	7	14	10	22
GM-AHG12	1/2"	G 1/2"	8	7	15	16	26
GM-AHG34	3/4"	G 3/4"	9	8	17	20	33
GM-AHG10	1"	G 1"	12	10	22	25	40
GM-AHG114	1-1/4"	G1-1/4"	14	10	24	35	50
GM-AHG112	1-1/2"	G1-1/2"	14	11	25	39	55
GM-AHG20	2"	G2"	14	12	26	48	71

Hexagon Steel Oil Sight Glass (Metric & BSP)
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

GM-SG38	3/8"	G 3/8"	7	7	14	10	22
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"	G1"	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-SG20	2"	G 2"	14	12	26	48	71

Circular Brass Oil Sight Glass With Relfector (Metric & BSP)
Item No.	Size	A(mm)	B(mm)	C(mm)	D(mm)	E(mm)	F(mm)	H(mm)	Max MPa/Temperateru
GM-BCM16	M16	M16x1.5	2.6	4	8	9	15	22	1MPa / Below Zero 30 to 120 Centigrade ((FKM/Viton to 180 Centigrade)
GM-BCM18	M18	M18x1.5	2.6	4	8	9	15	22
GM-BCM20	M20	M20x1.5	2.6	4	8	11.5	17.5	26
GM-BCM22	M22	M22x1.5	2.6	4	8	11.5	17.5	26
GM-BCM24	M24	M24x1.5	2.6	4	8	16	22	30
GM-BCM26	M26	M26x1.5	2.6	4	8	16	22	32
GM-BCM27	M27	M27x1.5	2.6	4	8	16	22	32
GM-BCM30	M30	M30x1.5	2.6	4.5	8.5	20	26	36
GM-BCM30D	M30	M30x2	2.6	4.5	8.5	20	26	36
GM-BCM33	M33	M33x1.5	2.6	4.5	9	22	28	38
GM-BCM33D	M33	M33x2	2.6	4.5	9	22	28	38
GM-BCM35	M35	M35x1.5	2.6	4.5	9	25	31	42
GM-BCM36	M36	M36x1.5	2.6	4.5	9	25	31	42	The glass can make red marking.The reflector can paint white
GM-BCM42	M42	M42x1.5	3.2	4.5	10	28	34	48
GM-BCM48	M48	M48x1.5	3.2	5	11	33	39	55
GM-BCM60	M60	M60x2	4.5	5.5	11	43	49	69

GM-BCG38	3/8"	G 3/8"	2.6	4	8	9	15	22
GM-BCG12	1/2"	G 1/2"	2.6	4	8	11.5	17.5	26
GM-BCG34	3/4"	G 3/4"	2.6	4	8	16	22	32
GM-BCG100	1"	G 1"	2.6	4.5	9	22	28	38
GM-BCG114	1 1/4"	G 1 1/4"	3.2	4.5	10	28	36	48
GM-BCG112	1 1/2"	G 1 1/2"	3.2	5	11	33	39	55
GM-BCG200	2"	G 2"	4.5	5.5	11	43	49	69

Hexagon Stainless Steel Oil Sight Glass(Metric thread,BSP & NPT)
Item No.	Size	A(mm)	B(mm)	C(mm)	D(mm)	E(mm)	SW(mm)	Max Mpa	Temperature
GM-SSM10	M10	M10x1	7	7	14	5	14	1MPa	Below Zero 30 to 120 Centigrade ((FKM/Viton to 180 Centigrade)
GM-SSM16	M16	M16x1.5	7	7	14	10	22
GM-SSM20	M20	M20x1.5	8	7	15	16	26
GM-SSM22	M22	M22x1.5	8	7	15	17	28
GM-SSM26	M26	M26x1.5	9	8	17	20	33
GM-SSM27	M27	M27x1.5	9	8	17	20	33
GM-SSM30	M30	M30x1.5	10	9	19	23	36
GM-SSM33	M33	M33x1.5	12	10	22	25	40

GM-SSG38	3/8"	G 3/8"	7	7	14	10	22	1MPa	Below Zero 30 to 120 Centigrade ((FKM/Viton to 180 Centigrade)
GM-SSG12	1/2"	G 1/2"	8	7	15	16	26
GM-SSG34	3/4"	G 3/4"	9	8	17	20	33
GM-SSG10	1"	G 1"	12	10	22	25	40
GM-SSG114	1-1/4"	G1-1/4"	14	10	24	35	50

GM-SS38	3/8"	NPT 3/8"	16	11	27	11	19	1MPa	Below Zero 30 to 120 Centigrade ((FKM/Viton to 180 Centigrade)
GM-SS12	1/2"	NPT 1/2"	16.5	11.5	28	13	24
GM-SS34	3/4"	NPT 3/4"	17	12	29	19	28
GM-SN10	1"	NPT 1"	20	12	32	25	35
GM-SSU116	1 1/16"	1 1/16-12 UN	15	12	27	19	31

Hexagon Brass Oil Sight glass (NPT Thread)
Item No.	Size(mm)	A(mm)	B(mm)	C(mm)	D(mm)	E(mm)	SW(mm)	Max Mpa	Temperature
GM-BN38	3/8"	NPT 3/8"	16	11	27	11	19	1MPa	Below Zero 30 to 120 Centigrade ((FKM/Viton to 180 Centigrade)
GM-BN12	1/2"	NPT 1/2"	16.5	11.5	28	13	24
GM-BN34	3/4"	NPT 3/4"	17	12	29	19	28
GM-BN10	1"	NPT 1"	20	12	32	25	35
GM-BN114	1-1/4"	NPT1-1/4"	20	12	32	35	48
GM-BN112	1-1/2"	NPT1-1/2"	22	13	35	39	56
GM-BN20	2"	NPT 2"	23	13	36	48	66

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
GM-SU116	1 1/16"	1 1/16"-12 UNF	15	12	27	19	31

Domed Head Hexagon Oil Sight Glass (Metric,BSP & NPT)
Item No.	Size(mm)	A(mm)	B(mm)	C(mm)	D(mm)	E(mm)	F(mm)	SW(mm)	Temperature
GM-HDN12	1/2"	NPT 1/2"	15	11	26	19	13	26	With Borosilicate Glass Below Zero 30 to 240 Centigrade ((FKM/Viton to 180 Centigrade)
GM-HDN34	3/4"	NPT 3/4"	17	11	29	26	15	35
GM-HDN10	1"	NPT 1"	20	12	32	26	15	35
GM-HDG12	1/2"	G 1/2"	9	11	18	19	13	26
GM-HDG34	3/4"	G 3/4"	9	9	18	26	15	35
GM-HDG10	1"	G 1"	11	11	22	26	15	38
GM-HDM18	M18	M18x1.5	8	7	17	19	13	26
GM-HDM20	M20	M20x1.5	8	8	17	19	13	26
GM-HDM22	M22	M22x1.5	9	8	17	19	13	27
GM-HDM24	M24	M24x1.5	9	8	17	19	13	28
GM-HDM26	M26	M26x1.5	9	8	17	19	14	30
GM-HDM27	M27	M27x1.5	9	9	18	26	15	35
GM-HDM33	M33	M33x1.5	11	11	22	26	15	38

Domed Shaped Oil Sight Glass(BSP & Metric Thread)
Item No.	H(mm)	A(mm)	B(mm)	C(mm)	D(mm)	E(mm)	F(mm)	SW(mm)	Temperature
GM-DCG12	13	G 1/2"	9	8	17	28	14	25	With Borosilicate Glass Below Zero 30 to 70 Centigrade
GM-DCG34	14	G 3/4"	9	9	18	32	19	28
GM-DCG10	15	G 1"	11	11	22	37	26	34
GM-DCM18	13	M18x1.5	8	7	15	27	13	25
GM-DCM20	13	M20x1.5	8	8	17	28	13	25
GM-DCM22	13	M22x1.5	9	8	17	28	13	25
GM-DCM24	13	M24x1.5	9	8	17	29	13	26
GM-DCM26	14	M26x1.5	9	8	17	31	14	28
GM-DCM27	15	M27x1.5	9	9	18	33	19	30
GM-DCM30	15	M30x1.5	10	10	20	36	23	33
GM-DCM33	15	M33x1.5	11	11	22	38	26	34

Cheap Aluminum Oil Sight Glass With Plastic Glass (Metric & BSP)
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	5	14	0.4MPa	Below Zero 20 to 80 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

Plastic Oil Sight Glass(BSP & Metric Thread)
Item No.	Size	A(mm)	B(mm)	C(mm)	D(mm)	E(mm)	F(mm)	SW(mm)	Max MPa/Temperateru
GM-PM16	M16	M16x1.5	7	9	16	14	22	17	0.4MPa / Below Zero 20 to 70 Centigrade
GM-PM18	M16	M18x1.5	8	9	17	15	25	22
GM-PM20	M20	M20x1.5	8	9	17	16	27	24
GM-PM22	M22	M22x1.5	8	9	17	18	27	24
GM-PM24	M24	M24x1.5	9	9	18	19	31	27
GM-PM26	M26	M26x1.5	9	9	18	20	31	27
GM-PM27	M27	M27x1.5	9	9	18	22	36	31
GM-PM30	M30	M30x1.5	10	9	19	24	36	32
GM-PM33	M33	M33x1.5	11	8	19	26	41	36
GM-PM36	M36	M36x1.5	11	11	22	28	46	41
GM-PM42	M42	M42x1.5	12	12	24	38	52	46
GM-PM60	M60	M60x2.0	12	16	28	54	71	62

GM-PG38	G3/8"	G3/8"	7	9	16	14	22	17
GM-PG12	G1/2"	G1/2"	8	9	17	18	27	24
GM-PG34	G3/4"	G3/4"	9	9	18	22	36	31
GM-PG10	G1"	G1"	11	8	19	26	41	36
GM-PG114	G1-1/4"	G1-1/4"	11	11	22	28	46	41
GM-PG134	G1-3/4"	G1-3/4"	12	12	24	38	52	46
GM-PG200	G2"	G2"	12	16	28	54	71	66

Circular Plastic Oil Sight Glass(Metric Thread)
Item No.	Size	A(mm)	B(mm)	C(mm)	D(mm)	E(mm)	F(mm)	Max MPa/Temperateru
GM-PCM16	M16	M16x1.5	7	8	15	14	20	0.4MPa / Below Zero 20 to 70 Centigrade
GM-PCM27	M27	M27x1.5	9	9	18	22	36
GM-PCM42	M42	M42x1.5	12	10	22	38	51
GM-PCM60	M60	M60x2.0	13	12	25	54	66

Press Fit Plastic Circular Oil Sight Glass
Item No.	Fit Size	E(mm)	B(mm)	C(mm)	D(mm)	A(mm)	F(mm)	Max MPa/Temperateru
GM-PP20	20	12	6	9	15	20	22	0.2MPa / Below Zero 20 to 70 Centigrade
GM-PP25	25	16	6	9	15	25	28
GM-PP32	32	20	7	9	17	32	35
GM-PP38	38	25	8	9	17	38	40
GM-PP40	40	28	8	10	18	40	45
GM-PP45	45	32	10	11	21	45	48
GM-PP55	55	40	10	11	21	55	58
GM-PP65	65	50	10	12	22	65	70

oil sight glasses

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