30+ Years Dedicated to Hydraulic Quick Disconnect Couplers

Language:
English
Get a Quote
Home / All / Poppet (Interchange) Quick Couplers / EH 51 Series - FST High Flow, Unvalved, Hydraulic Quick Couplings (Brass, Steel, Stainless Steel)

EH 51 Series - FST High Flow, Unvalved, Hydraulic Quick Couplings (Brass, Steel, Stainless Steel)

EH 51 Series - FST High Flow, Unvalved, Hydraulic Quick Couplings (Brass, Steel, Stainless Steel)
EH 51 Series - FST High Flow, Unvalved, Hydraulic Quick Couplings (Brass, Steel, Stainless Steel)EH 51 Series - FST High Flow, Unvalved, Hydraulic Quick Couplings (Brass, Steel, Stainless Steel)EH 51 Series - FST High Flow, Unvalved, Hydraulic Quick Couplings (Brass, Steel, Stainless Steel)EH 51 Series - FST High Flow, Unvalved, Hydraulic Quick Couplings (Brass, Steel, Stainless Steel)EH 51 Series - FST High Flow, Unvalved, Hydraulic Quick Couplings (Brass, Steel, Stainless Steel)
Share
CategoriesPoppet (Interchange) Quick Couplers
Trademark/BrandEH
InterchangeHANSEN ST SERIES
InterchangePARKER SST SERIES
InterchangePARKER BST SERIES
InterchangeDIXON E SERIES
InterchangeFOSTER FST SERIES
Update TimeDec 18,2025
Contact Now
Detail Information
Items
Specs
This EH series is interchangeable with HANSEN ST SERIES, PARKER SST SERIES, PARKER BST SERIES, DIXON E SERIES, and FOSTER FST SERIES. This series is all unvalved (no internal valve), and it is used in applications where maximum flow is required. Ideal for high-pressure water and steam washers, carpet cleaners, and mold coolant lines applications.

Female Coupler


Brass (Material), Other Threads/Fitting Ends Are Available Upon Request
Art. No.
Body Size (inch)
Ls(mm)
D(mm)
Hs(mm)
A(mm)
T
PFBFC5114-1/4"
1/4''
37.5
25
S22.3
12
1/4"NPT
PFBFC5138-3/8"
3/8''
39.5
28.5
S25.4
14
3/8"NPT
PFBFC5112-1/2"
1/2''
54.1
34.5
S30.2
16
1/2"NPT
PFBFC5134-3/4"
3/4''
62.7
42.4
S38.1
20
3/4"NPT
PFBFC5110-1"
1''
68.6
52.3
S47.6
25.5
1"NPT
PFBMC5114-1/4"
1/4''
43
25
S22.3
12
1/4"NPT
PFBMC5138-3/8"
3/8''
45
28.5
S25.4
14
3/8"NPT
PFBMC5112-1/2"
1/2''
54.1
34.5
S30.2
16
1/2"NPT
PFBMC5134-3/4"
3/4''
62.7
42.4
S38.1
20
3/4"NPT
PFBMC5110-1"
1''
68.6
52.3
S47.6
25.5
1"NPT
Stainless 316 (Material), Other Threads/Fitting Ends Are Available Upon Request
Art. No.
Body Size (inch)
Ls(mm)
D(mm)
Hs(mm)
A(mm)
T
PFSSFC5114-1/4"
1/4''
37.5
25
S22.3
12
1/4"NPT
PFSSFC5138-3/8"
3/8''
39.5
28.5
S25.4
14
3/8"NPT
PFSSFC5112-1/2"
1/2''
54.1
34.5
S30.2
16
1/2"NPT
PFSSFC5134-3/4"
3/4''
62.7
42.4
S38.1
20
3/4"NPT
PFSSFC5110-1"
1''
68.6
52.3
S47.6
25.5
1"NPT
PFSSMC5114-1/4"
1/4''
43
25
S22.3
12
1/4"NPT
PFSSMC5138-3/8"
3/8''
45
28.5
S25.4
14
3/8"NPT
PFSSMC5112-1/2"
1/2''
54.1
34.5
S30.2
16
1/2"NPT
PFSSMC5134-3/4"
3/4''
62.7
42.4
S38.1
20
3/4"NPT
PFSSMC5110-1"
1''
68.6
52.3
S47.6
25.5
1"NPT

Male Plug

High Flow, Unvalved, Hydraulic Quick Couplings
Brass (Material), Other Threads/Fitting Ends Are Available Upon Request
Art. No.
Body Size (inch)
Lp(mm)
C(mm)
Hp(mm)
A(mm)
T
PFBFP5114-1/4"
1/4''
37
19.5
S19
12
1/4"NPT
PFBFP5138-3/8"
3/8''
40.5
22.5
S22.5
14
3/8"NPT
PFBFP5112-1/2"
1/2''
50.5
33.3
S30.2
16
1/2"NPT
PFBFP5134-3/4"
3/4''
58.7
41.9
S38.1
20
3/4"NPT
PFBFP5110-1"
1''
66
52.3
S47.6
25.5
1"NPT
PFBMP5114-1/4"
1/4''
43
19.5
S19
12
1/4"NPT
PFBMP5138-3/8"
3/8''
46.5
22.5
S22.5
14
3/8"NPT
PFBMP5112-1/2"
1/2''
50.5
33.3
S30.2
16
1/2"NPT
PFBMP5134-3/4"
3/4''
58.7
41.9
S38.1
20
3/4"NPT
PFBMP5110-1"
1''
66
52.3
S47.6
25.5
1"NPT
Steel (Material), Other Threads/Fitting Ends Are Available Upon Request
Art. No.
Body Size (inch)
Lp(mm)
C(mm)
Hp(mm)
A(mm)
T
PFSFP5114-1/4"
1/4''
37
19.5
S19
12
1/4"NPT
PFSFP5138-3/8"
3/8''
40.5
22.5
S22.5
14
3/8"NPT
PFSFP5112-1/2"
1/2''
50.5
33.3
S30.2
16
1/2"NPT
PFSFP5134-3/4"
3/4''
58.7
41.9
S38.1
20
3/4"NPT
PFSFP5110-1"
1''
66
52.3
S47.6
25.5
1"NPT
PFSMP5114-1/4"
1/4''
43
19.5
S19
12
1/4"NPT
PFSMP5138-3/8"
3/8''
46.5
22.5
S22.5
14
3/8"NPT
PFSMP5112-1/2"
1/2''
50.5
33.3
S30.2
16
1/2"NPT
PFSMP5134-3/4"
3/4''
58.7
41.9
S38.1
20
3/4"NPT
PFSMP5110-1"
1''
66
52.3
S47.6
25.5
1"NPT
Stainless 316 (Material), Other Threads/Fitting Ends Are Available Upon Request
Art. No.
Body Size (inch)
Lp(mm)
C(mm)
Hp(mm)
A(mm)
T
PFSSFP5114-1/4"
1/4''
37
19.5
S19
12
1/4"NPT
PFSSFP5138-3/8"
3/8''
40.5
22.5
S22.5
14
3/8"NPT
PFSSFP5112-1/2"
1/2''
50.5
33.3
S30.2
16
1/2"NPT
PFSSFP5134-3/4"
3/4''
58.7
41.9
S38.1
20
3/4"NPT
PFSSFP5110-1"
1''
66
52.3
S47.6
25.5
1"NPT
PFSSMP5114-1/4"
1/4''
43
19.5
S19
12
1/4"NPT
PFSSMP5138-3/8"
3/8''
46.5
22.5
S22.5
14
3/8"NPT
PFSSMP5112-1/2"
1/2''
50.5
33.3
S30.2
16
1/2"NPT
PFSSMP5134-3/4"
3/4''
58.7
41.9
S38.1
20
3/4"NPT
PFSSMP5110-1"
1''
66
52.3
S47.6
25.5
1"NPT

Technical Specifications

Dash Size
Body Size (Inch)
Max. Work PressureBrass Coupler+Steel Plug(bar)
Max. Work Pressure Brass Coupler +BrassPlug (bar)
Max. Work Pressure Brass Coupler +StainlessPlug (bar)
Max. Work Pressure StainlessCoupler +StainlessPlug (bar)
Min. Burst
Pressure
Brass 
Coupler
+Steel 
Plug
(bar)
Min. Burst Pressure Brass Coupler +BrassPlug (bar)
Min. Burst Pressure Brass Coupler +StainlessPlug (bar)
Min. Burst Pressure StainlessCoupler +StainlessPlug (bar)
04
1/4''
379
262
379
517
1517
1055
1621
2331
06
3/8''
310
207
310
517
1262
972
1462
2372
08
1/2''
241
166
241
241
960
669
966
966
12
3/4''
207
138
172
207
870
600
862
1338
16
1''
172
110
138
138
697
462
607
628
Material:
Carbon Steel, Stainless 316, Brass
Seals:
NBR, Seals can be customized to meet your special work condition/media
Working Temperatures:
-25 °C to 125 °C, Customizable
Surface Treatment:
/
Specifications:

Market Interchange

HANSEN ST SERIES

PARKER SST SERIES

PARKER BST SERIES 

DIXON E SERIES

FOSTER FST SERIES

Valve Type:
 None
Connection:
Sleeve Retraction
Disconnection:
Sleeve Retraction
Connection Under Pressure:
Not Allowed

Pressure Drop

Pressure Drop
Related Products
KeyWords
  • Get in Touch
    • *Email
      *Name
      *Mobile Phone
Categories
Contact Person
NINGBO E.H HYDRAULIC CO., LTD.
Name:
NINGBO E.H HYDRAULIC CO., LTD.
Tel:

+0086-574-27882700

Email:
WhatsApp:
8613967841269
Address:
No.7 Longteng Road, Maoshan Industrial Area, Jiangshan, Yinzhou District, Ningbo, China, 315193

Follow Us

Products


EHHYDRAULIC

Manufacturing

Copyright @ NINGBO E.H HYDRAULIC CO., LTD. All Rights Reserved

About UsNewsContactFAQsPrivacy NoticeTerms & Conditions
Copyright © 2025 NINGBO E.H HYDRAULIC CO.,LTD.