Hofmann Fluid Power Inc.

Serving the Fluid Power Industry Since 1950

Quick Connect Coupling
(Straight-Through)

1/8″ Body Size • Maximum 300 PSI

Our miniature quick disconnect couplers have a 5/8″ outer diameter and can be used in many different applications; fuel maintenance, lubrication and food processing systems to name a few. Couplers come in 360 brass, electroless nickel plated brass and 303 stainless steel and can be modified to fit to your precise application.


Sockets (Unvalved)

Only connect with one way or two way valved sockets.

BRASS FNPT Series M

 Part #Body SizeThread Size [A]Hex Size [B] O.A.L. [D] Max OD [E]Weight Lbs.
brass-fnpt-4F1-MST1/8"1/8"9/16"1.51".625" 0.08
F2-MST1/8"1/4"9/16"1.63".625" 0.09

ELECTROLESS NICKEL FNPT Series M
 Part #Body SizeThread Size [A]Hex Size [B] O.A.L. [D] Max OD [E]Weight Lbs.
en-fnpt-4F1-MST-EN1/8"1/8"9/16"1.51".625" 0.08
F2-MST-EN1/8"1/4"9/16"1.63".625" 0.09

BRASS MNPT Series M
 Part #Body SizeThread Size [A]Hex Size [B]O.A.L. [D]Max OD [E]Weight Lbs.
brass-mnpt-5M1-MST1/8"1/8"9/16"1.42".625"0.07
M2-MST1/8"1/4"9/16"1.58".625"0.09

ELECTROLESS NICKEL MNPT Series M
 Part #Body SizeThread Size [A]Hex Size [B]O.A.L. [D]Max OD [E]Weight Lbs.
en-mnpt-5M1-MST-EN1/8"1/8"9/16"1.42".625"0.07
M2-MST-EN1/8"1/4"9/16"1.58".625"0.09

BRASS HOSE BARB Series M
 Part #Body SizeHose I.D. [A]Hex Size [B]O.A.L. [D]Max OD [E]Weight Lbs.
brass-hb-4S1-MST1/8" 3/16"9/16"2.13".625" 0.05
S2-MST1/8" 1/4"9/16"1.88".625"0.06

ELECTROLESS NICKEL HOSE BARB Series M
 Part #Body SizeHose I.D. [A]Hex Size [B]O.A.L. [D]Max OD [E]Weight Lbs.
en-hb-4S1-MST-EN1/8" 3/16"9/16"2.13".625" 0.05
S2-MST-EN1/8" 1/4"9/16"1.88".625"0.06

BRASS REUSABLE Series M
 Part #Body SizeHose I.D. [A]Hex Size [B]O.A.L. [D]Max OD [E]Weight Lbs.
brass-reuse-4RK1-MST
1/8"3/16" x3/8"
I.D. x O.D.
9/16"1.52".625"0.07

ELECTROLESS NICKEL REUSABLE Series M
 Part #Body SizeHose I.D. [A]Hex Size [B]O.A.L. [D]Max OD [E]Weight Lbs.
en-reuse-4RK1-MST-EN
1/8"3/16" x3/8"
I.D. x O.D.
9/16"1.52".625"0.07

 Part #Body SizeThread Size [A]Hex Size [B]O.A.L. [C]Max O.D. [D]Weight Lbs.
F1-MST-SS1/8"1/8"9/16"1.51".625"0.08
F2-MST-SS1/8"1/4"9/16"1.63".625"0.09

 Part #Body SizeThread Size [A]Hex Size [B]O.A.L. [C]Max O.D. [D]Weight Lbs.
M1-MST-SS1/8"1/8"9/16"1.42".625"0.07
M2-MST-SS1/8"1/4"9/16"1.58".625"0.09

 Part #Body SizeHose Size [A]Hex Size [B]O.A.L. [C]Max O.D. [D]Weight Lbs.
S1-MST-SS1/8"3/16"9/16"2.13".625"0.05
S2-MST-SS1/8"1/4"9/16"1.88".625"0.06

 Part #Body SizeHose Size [A]Hex Size [B]O.A.L. [C]Max O.D. [D]Weight Lbs.
RK1-MST-SS1/8"3/16" x3/8"
I.D. x O.D.
9/16"1.52".625"0.07

 

Plugs (Unvalved)

BRASS FNPT Series M

 Part #Body SizeThread Size [A]Hex Size [B]O.A.L. [D]Max OD [E]Weight Lbs.
brass-fnpt-6FP1-MST1/8" 1/8"1/2"1.16".580"0.04
FP2-MST1/8"1/4"5/8"1.29".750"0.05

ELECTROLESS NICKEL FNPT Series M
 Part #Body SizeThread Size [A]Hex Size [B]O.A.L. [D]Max OD [E]Weight Lbs.
en-fnpt-6FP1-MST-EN1/8" 1/8"1/2"1.16".580"0.04
FP2-MST-EN1/8"1/4"5/8"1.29".750"0.05

BRASS MNPT Series M
 Part #Body SizeThread Size [A]Hex Size [B]O.A.L. [D]Max OD [E]Weight Lbs.
brass-mnpt-6MP1-MST1/8"1/8"7/16"1.10".500"0.02
MP2-MST1/8"1/4"9/16"1.36".650"0.04

ELECTROLESS NICKEL MNPT Series M
 Part #Body SizeThread Size [A]Hex Size [B]O.A.L. [D]Max OD [E]Weight Lbs.
en-mnpt-6MP1-MST-EN1/8"1/8"7/16"1.10".500"0.02
MP2-MST-EN1/8"1/4"9/16"1.36".650"0.04

BRASS HOSE BARB Series M
 Part #Body SizeHose I.D. [A]Hex Size [B]O.A.L. [D]Max OD [E]Weight Lbs.
brass-hb-6SP0-MST1/8"1/8"N/A1.20".375"0.02
SP1-MST1/8"3/16"N/A1.50".375"0.04
SP2-MST1/8"1/4"N/A1.72".375"0.06

ELECTROLESS NICKEL HOSE BARB Series M
 Part #Body SizeHose I.D. [A]Hex Size [B]O.A.L. [D]Max OD [E]Weight Lbs.
en-hb-6SP0-MST-EN1/8"1/8"N/A1.20".375"0.02
SP1-MST-EN1/8"3/16"N/A1.50".375"0.04
SP2-MST-EN1/8"1/4"N/A1.72".375"0.06

 Part #Body SizeThread Size [A]Hex Size [B]O.A.L. [C]Max O.D. [D]Weight Lbs.
FP1-MST-SS1/8"1/8"1/2"1.16".580"0.04
FP2-MST-SS1/8"1/4"5/8"1.29".750"0.05

 Part #Body SizeThread Size [A]Hex Size [B]O.A.L. [C]Max O.D. [D]Weight Lbs.
MP1-MST-SS1/8"1/8"7/16"1.10".500"0.02
MP2-MST-SS1/8"1/4"9/16"1.36".650"0.04

Tip Configuration

tip-config-valve-2way
Valve
(Two-Way)

tip-config-unvalved
*Unvalved
(Straight Thru)

tip-config-valve-1way
Valved
(One-Way)


Valved Socket Specs

  
Brass Sockets
Brass Body
Brass Sleeve
440 Stainless Balls
302 Stainless Springs
Nickel Plated Brass Valve
Viton Seal
Stainless Sockets
303 Stainless Body
303 Stainless Sleeve
302 Stainless Balls
302 Stainless Springs
Nickel Plated Brass Valve
Viton Seal
Electroless Nickel Sockets
Electroless Nickel Plated
Brass Body
Electroless Nickel Plated
Brass Sleeve
440 Stainless Balls
302 Stainless Springs
Nickel Plated Brass Valve
Viton Seal

Valved Socket Specs

  
Plug Brass
Plug 303 Stainless Steel
Plug Electroless Nickel Plated Brass