Couplings Interchangable 278 SERIES

Couplings Interchangable 278 SERIES

Among those professional cejn couplings interchangable 278 series manufacturers and suppliers in China, Ningbo E.H Hydraulic Co.,Ltd is waiting for you to purchase its products made in China in stock. 278 SERIES, HYDRAULIC QUICK COUPLING (CARBON STEEL) ISO-7241-A, ONNECT UNDER MAX OPERATING...

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Among those professional cejn couplings interchangable 278 series manufacturers and suppliers in China, Ningbo E.H Hydraulic Co.,Ltd is waiting for you to purchase its products made in China in stock.

278 SERIES, HYDRAULIC QUICK COUPLING (CARBON STEEL) ISO-7241-A, 

ONNECT UNDER MAX OPERATING PRESSURE ON THE FEMALE SIDE

278 SERIES128.png278 SERIES130.png 

Art. No.

Size

BodySize

Ls

D

Hs

T

HFSFC27812-M22X1.5

08

1/2"

138.6

38

S38

M22X1.5

HFSFC27812-3/4"UNF-16

08

1/2"

138.6

38

S38

3/4"UNF-16

Art. No.

Size

BodySize

Ls

D

Hs

T

HFSFC27812-1/2"

08

1/2"

107.5

38

S27

1/2"BSPP(NPT)

278 SERIES379.png

Art. No.

Size

Body Size

Lp

Hp

T

HFSFP7512-1/2"

08

1/2"

44

S27

1/2"BSPP(NPTF)

APPLICATIONS:

This series couplings are used in medium and high power tractors: direct mounting on the directional valve or rigid piping. This coupler is a reference for the most important manufacturers of agricultural equipment , must be used with a male tip which meets the requirements of ISO 7241-1-A. Connection under pressure on female side only. Max residual pressure:250 bar.

PERFORMANCE

278 SERIES882.png 

INTERCHANGE

PARKER 9404 SERIES, FASTER 3CFPV SERIES, DNP PPK3 SERIES

TEMPERATURE RANGE

-25oC+120oC/-13oF+250oF

With standard seals: Buna-N(Nitrile)

On request seals: Viton, Neoprene, EPDM or other seals.

MAX. WORKING PRESSURE

1/2" :250Bar

MATERIAL

Coupler Body :STEEL, TRIVALENT PLATED

Valve :STEEL, POPPET TYPE

Springs :C98

Locking O-Ring :C98

Balls :GCr15

Seals :Buna-N(Nitrile)

Back-Up Ring :PTFE 

Surface treatment :Zinc plating and Cr 3+ Passivation

or Zinc Nickel  plating

ATTENTION:

Connection under pressure on female side only. Max residual pressure:250

bar. Only plug and socket with the same thread fit together.


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