Hydraulic System

Oil Level Sight Glass / Screw



Screw

OL - W Screw

Dimensional Drawing

Specification and Size

Type Material Pressure Resistance Surface Sealing Ring
OL-M5 W Copper 100 bar Plated Solder NBR
OL-01 W
OL-02 W
OL-03 W
Type G D B L L1 g
OL-M5 W M5 7 2 5.3 3.8 2 g
OL-01 W G 1/8 14 4 7.5 5.5 5 g
OL-02 W G 1/4 17 6 9.6 7 8 g
OL-03 W G 3/8 22 8 12 8 18 g


OL - T Screw

Dimensional Drawing

Specification and Size

Type Material Pressure Resistance Surface Sealing Ring
OL-01 T Iron 250 bar Electroplated NBR
OL-02 T
OL-03 T
OL-04 T
OL-06 T
OL-08 T
OL-10 T
OL-12 T
OL-16 T
Type G D B L L1 g
OL-01 T G 1/8 14 5 12 8 7 g
OL-02 T G 1/4 19 6 17 12 20 g
OL-03 T G 3/8 22 8 17 12 28 g
OL-04 T G 1/2 27 10 19 14 46 g
OL-06 T G 3/4 32 12 21 16 82 g
OL-08 T G 1 40 17 22 16 122 g
OL-10 T G 1 1/4 50 22 22 16 187 g
OL-12 T G1 1/2 55 24 22 16 271 g
OL-16 T G2 70 27 26 18 488 g


OL - S Screw

Dimensional Drawing

Specification and Size

Type Material Pressure Resistance Surface Sealing Ring
OL-01 S 304 250 bar Electroplated NBR
OL-02 S
OL-03 S
OL-04 S
OL-06 S
OL-08 S
OL-10 S
OL-12 S
OL-16 S
Type G D B L L1 g
OL-01 S G 1/8 14 5 12.2 8 7 g
OL-02 S G 1/4 19 6 17 12 20 g
OL-03 S G 3/8 22 8 17 12 28 g
OL-04 S G 1/2 27 10 19 14 46 g
OL-06 S G 3/4 32 12 21 16 82 g
OL-08 S G 1 40 17 22 16 122 g
OL-10 S G 1 1/4 50 22 22 16 187 g
OL-12 S G1 1/2 55 24 22 16 271 g
OL-16 S G2 70 27 26 18 488 g


OL - A Screw

Dimensional Drawing

Specification and Size

Type Material Pressure Resistance Surface Sealing Ring
OL-03  A Aluminum Alloy 30 bar Anodized NBR
OL-04  A
OL-06  A
OL-08  A
Type G D B L L1 g
OL-03  A G 3/8 22 17 15 8 15 g
OL-04  A G 1/2 26 21 18 10 17 g
OL-06  A G 3/4 31.5 25 18 10 28 g
OL-08  A G 1  


Oil Level Sight Glass

OM - GA Aluminum Alloy Oil Level Sight Glass

Note

  • Creak, notch sink, cold shut and other defetives are not allowed
  • Unless otherwise specified, chamfer sharp edge
  • Unless otherwise specified, use grade C for geometric tolerance
  • Unless otherwise specified, use grade M for dimensional tol
  • Surface : Raw

Technical Standard

  • 100% thread gauge inspection
  • The applicable temperature is -22°F to 302°F
  • The applicable pressure at normal temperature ( 104°F ) is within 174 PSI

Dimensional Drawing

Technica Parameters

TYPE G S L L1 Ød g
OM-03 GA G 3/8 17 15 8 8.9 8 g
OM-04 GA G 1/2 21 18 10 11 9 g
OM-06 GA G 3/4 25 18 10 13.75 11 g
　　Unspecified Tolerances
Linear Tolerance Perpendicularity Coaxiality
≤ 20 mm ± 0.10 0.10 mm Ø0.15 mm
≤ 20 mm - 60 mm ± 0.20
≥  60 mm ± 0.30

Scale : 1 : 1
Name : Aluminum Alloy Oil Level Sight Glass
Specification : BSP (G) / Metric
Type : OM-GA



OM - NW Brass Oil Level Sight Glass

Note

  • Creak, notch sink, cold shut and other defetives are not allowed
  • Unless otherwise specified, chamfer sharp edge
  • Unless otherwise specified, use grade C for geometric tolerance
  • Unless otherwise specified, use grade M for dimensional tol
  • Surface : Raw

Technical Standard

  • 100% thread gauge inspection
  • The applicable temperature is -22°F to 302°F
  • The applicable pressure at normal temperature ( 104°F ) is within 174 PSI

Dimensional Drawing

Technica Parameters

TYPE D S L L1 Ød g
OM-02 NW 1/4 NPT 17 21 12.4 8.9 17.5 g
OM-03 NW 3/8 NPT 19 22.5 12.5 11 24.0 g
OM-04 NW 1/2 NPT 24 23 13.8 13.75 38.5 g
OM-06 NW 3/4 NPT 28.5 27 17 19 54.5 g
OM-08 NW 1 NPT 36 30.5 20 25 90.0 g
OM-10 NW 1-1/4 NPT 46 31 20 33 141.5 g
OM-12 NW 1-1/2 NPT 52 33 21 38 208.0 g
OM-16 NW 2 NPT 65 33 21 48 305.0 g
　　Unspecified Tolerances
Linear Tolerance Perpendicularity Coaxiality
≤ 20 mm ± 0.10 0.10 mm Ø0.15 mm
≤ 20 mm - 60 mm ± 0.20
≥  60 mm ± 0.30

Scale : 1 : 1
Name : Brass Oil Level Sight Glass
Specification : NPT
Type : OM-NW



OM - NS Stainless Steel Oil Level Sight Glass

Note

  • Creak, notch sink, cold shut and other defetives are not allowed
  • Unless otherwise specified, chamfer sharp edge
  • Unless otherwise specified, use grade C for geometric tolerance
  • Unless otherwise specified, use grade M for dimensional tol
  • Surface : Raw

Technical Standard

  • 100% thread gauge inspection
  • The applicable temperature is -22°F to 302°F
  • The applicable pressure at normal temperature ( 104°F ) is within 230 PSI

Dimensional Drawing

Technica Parameters

TYPE D S L L1 Ød g
OM-02 NS 1/4 NPT 17 21 12.45 8.9 17.5 g
OM-03 NS 3/8 NPT 19 22.5 12.5 11 24.0 g
OM-04 NS 1/2 NPT 24 23 13.75 13.8 38.5 g
OM-06 NS 3/4 NPT 29 27 17 19 54.5 g
OM-08 NS 1 NPT 36 30.5 20 25 90.0 g
OM-10 NS 1-1/4 NPT 46 31 20 33 141.5 g
OM-12 NS 1-1/2 NPT 52 32 21 38 208.0 g
OM-16 NS 2 NPT 65 32 21 48 305.0 g
　　Unspecified Tolerances
Linear Tolerance Perpendicularity Coaxiality
≤ 20 mm ± 0.10 0.10 mm Ø0.15 mm
≤ 20 mm - 60 mm ± 0.20
≥  60 mm ± 0.30

Scale : 1 : 1
Name : Stainless Steel Oil Level Sight Glass
Specification : NPT
Type : OM-NS



OM - GW Brass Oil Level Sight Glass

Note

  • Creak, notch sink, cold shut and other defetives are not allowed
  • Unless otherwise specified, chamfer sharp edge
  • Unless otherwise specified, use grade C for geometric tolerance
  • Unless otherwise specified, use grade M for dimensional tol
  • Surface : Raw

Technical Standard

  • 100% thread gauge inspection
  • The applicable temperature is -22°F to 302°F
  • The applicable pressure at normal temperature ( 104°F ) is within 120 PSI

Dimensional Drawing

Technica Parameters

TYPE D M B S L L1 Ød
OM-02 GW G 1/4 M14*1.5 19 16 18 8 8.5
OM-03 GW G 3/8 M16*1.5 22 19 19 9 10
OM-04 GW G 1/2 M20 / 22*1.5 25 / 26 / 27 22 / 23 / 24 20 10 13.75 / 16
OM-06 GW G 3/4 M26 / 27*1.5 / 2.0 32 29 20 10 19 / 20
OM-08 GW G 1 M33*1.5 / 2.0 38 35 22 11 25
OM-10 GW G 1-1/4 M42*1.5 / 2.0 49 45 23 11 33
OM-12 GW G 1-1/2 M48*1.5 / 2.0 55 50 23 11 38
OM-16 GW G 2 M60*2.0 68 62 24 12 48
　　Unspecified Tolerances
Linear Tolerance Perpendicularity Coaxiality
≤ 20 mm ± 0.10 0.10 mm Ø0.15 mm
≤ 20 mm - 60 mm ± 0.20
≥  60 mm ± 0.30

Scale : 1 : 1
Name : Brass Oil Level Sight Glass
Specification : BSP (G) / Metric
Type : OM-GW



OMB - GS Stainless Steel Oil Level Sight Glass

Note

  • Creak, notch sink, cold shut and other defetives are not allowed
  • Unless otherwise specified, chamfer sharp edge
  • Unless otherwise specified, use grade C for geometric tolerance
  • Unless otherwise specified, use grade M for dimensional tol
  • Surface : Raw

Technical Standard

  • 100% thread gauge inspection
  • The applicable temperature is -22°F to 302°F
  • The applicable pressure at normal temperature ( 104°F ) is within 230 PSI

Dimensional Drawing

Technica Parameters

TYPE D M B S L L1 Ød
OMB-02 GS G 1/4 M14*1.5 18 16 17 8 8.5
OMB-03 GS G 3/8 M16*1.5 22 20 18.2 8.2 11
OMB-04 GS G 1/2 M20 / 22*1.5 25 / 26 / 27 23 / 24 / 25 19 9 13.75 / 16
OMB-06 GS G 3/4 M26 / 27*1.5 / 2.0 32 29 19.7 9.5 19 / 20
OMB-08 GS G 1 M33*1.5 / 2.0 39 35 22.8 10.5 25
OMB-10 GS G 1-1/4 M42*1.5 / 2.0 50 46 25 12 33
OMB-12 GS G 1-1/2 M48*1.5 / 2.0 55 51 26 12 38
OMB-16 GS G 2 M60*2.0 68 62 26 12 48
　　Unspecified Tolerances
Linear Tolerance Perpendicularity Coaxiality
≤ 20 mm ± 0.10 0.10 mm Ø0.15 mm
≤ 20 mm - 60 mm ± 0.20
≥  60 mm ± 0.30

Scale : 1 : 1
Name : Stainless Steel Oil Level Sight Glass
Specification : BSP (G) / Metric
Type : OMB-GS



OMA - GS Stainless Steel Oil Level Sight Glass

Note

  • Creak, notch sink, cold shut and other defetives are not allowed
  • Unless otherwise specified, chamfer sharp edge
  • Unless otherwise specified, use grade C for geometric tolerance
  • Unless otherwise specified, use grade M for dimensional tol
  • Surface : Raw

Technical Standard

  • 100% thread gauge inspection
  • The applicable temperature is -22°F to 302°F
  • The applicable pressure at normal temperature ( 104°F ) is within 230 PSI

Dimensional Drawing

Technica Parameters

TYPE D M S L L1 Ød
OMA-02 GS G 1/4 M14*1.5 19 17.8 8 8.5
OMA-03 GS G 3/8 M16*1.5 22 18.8 9 10
OMA-04 GS G 1/2 M20 / 22*1.5 27 20 10 13.75 / 16
OMA-06 GS G 3/4 M26 / 27*1.5 / 2.0 32 20.5 10.5 19 / 20
OMA-08 GS G 1 M33*1.5 / 2.0 40 23.8 12 25
OMA-10 GS G 1-1/4 M36*1.5 46 25 13 28
OMA-12 GS G 1-1/2 M42*1.5 / 2.0 50 27 14 33
OMA-16 GS G 2 M48*1.5 / 2.0 55 27 14 38
　　Unspecified Tolerances
Linear Tolerance Perpendicularity Coaxiality
≤ 20 mm ± 0.10 0.10 mm Ø0.15 mm
≤ 20 mm - 60 mm ± 0.20
≥  60 mm ± 0.30

Scale : 1 : 1
Name : Stainless Steel Oil Level Sight Glass
Specification : BSP (G) / Metric
Type : OMA-GS



OMC - GW Brass Oil Level Sight Glass

Note

  • Creak, notch sink, cold shut and other defetives are not allowed
  • Unless otherwise specified, chamfer sharp edge
  • Unless otherwise specified, use grade C for geometric tolerance
  • Unless otherwise specified, use grade M for dimensional tol
  • Surface : Raw

Technical Standard

  • 100% thread gauge inspection
  • The applicable temperature is -22°F to 302°F
  • The applicable pressure at normal temperature ( 104°F ) is within 120 PSI

Dimensional Drawing

Technica Parameters

TYPE D M B L L1 Ød e
OMC-06 GW G 3/4 M26*1.5 / M27*1.5 32 12 4 16  /  16.5 2.6
OMC-08 GW G 1 M33*1.5 38 13.5 4.5 22.1 2.6
OMC-10 GW G 1-1/4 M42*1.5 48 14.5 4.5 28.1 3.2
OMC-12 GW G 1-1/2 M48*1.5 / 2.0 55 16 5 33.1 3.2
OMC-16 GW G 2 M60*2.0 68 16.5 5.5 43.1 4.5
　　Unspecified Tolerances
Linear Tolerance Perpendicularity Coaxiality
≤ 20 mm ± 0.10 0.10 mm Ø0.15 mm
≤ 20 mm - 60 mm ± 0.20
≥  60 mm ± 0.30

Scale : 1 : 1
Name : Brass Oil Level Sight Glass
Specification : BSP (G) / Metric
Type : OMC-GW


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