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Hofmann Fluid Power, Inc.

Plug Profiles (pdf) Fluid Compatibility Coupling Design/Selection Product Attributes

Call 815.744.8300

Series C

1/2" Body Size • Maximum 300 PSI

Stainless steel coupling components are standard along with a sleeve guard style, safety vent and automatic one hand quick disconnects. Conforms to A-A59439 (formerly mil spec C-4109F) standards.


 

Sockets (Valved)

Only connect with one way or two way valved sockets.

FNPT Thread Standard Brass Electroless
Nickel
Stainless
Steel
Automatic
Q Series
Safety
Exhaust
Sleeve
Guard
FNPT 3/8" FC3 FC3-B FC3-EN FC3-SS FC3-Q SVFC3 N/A
1/2" FC4 FC4-B FC4-EN FC4-SS FC4-Q SVFC4 FC4-SG
3/4" FC5 FC5-B FC5-EN N/A FC5-Q SVFC5 N/A
MNPT Thread Standard Brass Electroless
Nickel
Stainless
Steel
Automatic
Q Series
Safety
Exhaust
Sleeve
Guard
MNPT 3/8" MC3 MC3-B MC3-EN MC3-SS MC3-Q SVMC3 N/A
1/2" MC4 MC4-B MC4-EN MC4-SS MC4-Q SVMC4 MC4-SG
3/4" MC5 MC5-B MC5-EN MC5-SS MC5-Q SVMC5 N/A
HOSE BARB Hose I.D. Standard Brass Electroless
Nickel
Stainless
Steel
Automatic
Q Series
Safety
Exhaust
Sleeve
Guard
Hose Barb 3/8" SC3 SC3-B SC3-EN SC3-SS SC3-Q SVSC3 SC3-SG
1/2" SC4 SC4-B SC4-EN SC4-SS SC4-Q SVSC4 SC4-SG
3/4" SC5 SC5-B SC5-EN SC5-SS SC5-Q SVSC5 SC5-SG
PL HOSE BARB Hose I.D. Standard Brass Electroless
Nickel
Stainless
Steel
Automatic
Q Series
Safety
Exhaust
Sleeve
Guard
PL Hose Barb 3/8" SC3-PL N/A N/A N/A SC3-PL-Q N/A N/A
1/2" SC4-PL N/A N/A N/A SC4-PL-Q N/A N/A
3/4" N/A N/A N/A N/A N/A N/A N/A
REUSABLE Reusable
Hose End
Standard Brass Electroless
Nickel
Stainless
Steel
Automatic
Q Series
Safety Exhaust Sleeve
Guard
reusable 1/2" x 13/16" RKC43 RKC43-B RKC43-EN RKC43-SS RKC43-Q N/A N/A
1/2" x 7/8" RKC45 RKC45-B RKC45-EN RKC45-SS RKC45-Q N/A N/A
1/2" x 15/16 RKC47 RKC47-B RKC47-EN RKC47-SS RKC47-Q N/A N/A

 

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Plugs (Unvalved)

FNPT Thread Standard Brass Electroless
Nickel
Stainless
Steel
FNPT 3/8" FPC3 N/A N/A FPC3-SS
1/2" FPC4 N/A N/A FPC4-SS
3/4" FPC5 N/A N/A N/A
MNPT Thread Standard Brass Electroless
Nickel
Stainless
Steel
MNPT 1/4" MPC2 N/A N/A MPC2-SS
3/8" MPC3 N/A N/A MPC3-SS
1/2" MPC4 MPC4-B MPC4-EN MPC4-SS
3/4" MPC5 N/A N/A MPC5-SS
HOSE BARB Hose I.D. Standard Brass Electroless
Nickel
Stainless
Steel
Hose Barb 3/8" SPC3 N/A N/A SPC3-SS
1/2" SPC4 N/A N/A SPC4-SS
3/4" SPC5 N/A N/A SPC5-SS
PL HOSE BARB Hose I.D. Standard Brass Electroless
Nickel
Stainless
Steel
PL Hose Barb 3/8" SPC3-PL N/A N/A N/A
1/2" SPC4-PL N/A N/A N/A
3/4" N/A N/A N/A N/A
REUSABLE Reusable
Hose End
Standard Brass Electroless
Nickel
Stainless
Steel
reusable 1/2" x 13/16" PC43 N/A N/A PC43-SS
1/2" x 7/8" PC45 N/A N/A PC45-SS
1/2" x 15/16" PC47 N/A N/A PC47-SS

 

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Performance Flow Data

  AIR FLOW – CFM WATER FLOW
100 PSIG 80 PSIG GPM – 60 PSIG
Pressure Drop Pressure Drop
  10 PSIG 5 PSIG 10 PSIG 5 PSIG 10 PSIG 5 PSIG
Series A 36 26 33 24 3.7 2.5
Series B 68 50 62 45 6.8 5
Series C 118 90 107 82 11 8
Series D 190 135 172 122 22 16

Socket Construction

Standard
Steel Sleeve
Brass Barrel
Brass Adapter
440 Stainless Balls
302 Stainless Springs Steel Valve
Buna Rubber Washer

Brass
Brass Sleeve
Brass Barrel
Brass Adapter
302 Stainless Balls
302 Stainless Springs
Brass Valve
Buna Rubber Washer

Automatic Q Series
Brass Sleeve
Brass Barrel
Brass Adapter
416 Stainless Pins
302 Stainless Springs
Steel Valve
Buna Rubber Washer

Electroless Nickel Plated
Electroless Nickel Brass Slv Electroless Nickel Brass Barrel
Electroless Nickel Brass Adapter 302 Stainless Balls
302 Stainless Springs
303 Stainless Valve
Buna Rubber Washer

Stainless
303 Stainless Sleeve
303 Stainless Barrel
303 Stainless Adapter
302 Stainless Balls
302 Stainless Springs
303 Stainless Valve
Buna Rubber Washer

Sleeve Guard
Brass Sleeve
Brass Barrel
Brass Adapter
Steel Springs
Steel Valve
Buna Rubber Washer

Safety Exhaust
Steel Sleeve
Steel Barrel
Steel Adapter
Steel Pins
302 Stainless Springs
Steel Valve
Buna Rubber Washer

 

 


Plug Construction

Standard
Heat Treated Steel
Corrosion Resistant Plating

Brass
All Solid Brass Construction

Electroless Nickel Plate
Electroless Nickel
Plated Brass

Stainless
Type 303 Stainless Steel