Brass Oil level sight glass from Grand Hardware Manufacturing Co.,Ltd

Brass Oil level sight glass

Material Body: Brass

O-Ring: Viton,FKM,NBR, Aramid gasket 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 180 Centigrade(FKM/Viton)
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

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 180 Centigrade(FKM/Viton)
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

Circular Brass Oil Sight Glass With Relfector(BSP & Metric Thread)
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 180 Centigrade(FKM/Viton).The glass can make red marking.The reflector can paint white
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
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"	G3/8"	2.6	4	8	9	15	22
GM-BCG12	1/2"	G1/2"	2.6	4	8	11.5	17.5	26
GM-BCG34	3/4"	G3/4"	2.6	4	8	16	22	32
GM-BCG100	1"	G1"	2.6	4.5	9	22	28	38
GM-BCG114	1 1/4"	G1 1/4"	3.2	4.5	10	28	36	48
GM-BCG112	1 1/2"	G1 1/2"	3.2	5	11	33	39	55
GM-BCG200	2"	G2"	4.5	5.5	11	43	49	69
GM-BCG212	2 1/2"	G2 1/2"	4.5	6.5	11.5	57	64	78

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 180 Centigrade(FKM/Viton)
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

Domed Hexagon Oil Sight Glass(NPT,BSP & Metric Thread)
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 180 Centigrade(FKM/Viton)
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

custom brass oil level check sight glasses

aluminum

fused sight glass

Stainless steel

steel sight glass