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Plugs - Steel - Brass - Stainless Steel - Male Thread

Type: FST Straight-Thru, No valve in either socket or plug.

Interchangeability: Standard industrial interchange design, most widely used in industry. Within each series, only sockets and plugs of the same size will couple together.

Seal Compound: Standard seals are Buna-N

Performance Data Flow: Couplers have same inside diameter as nominal pipe.

Rated Pressure: Rated pressures as defined by ANSI/B93.2-1986, based on 4:1 Safety Factor and non-shock service.

Vacuum Service: 27" Hg maximum

Installation/Use:

Ball Lock - Locks socket against accidental disconnect. To connect, align ball with slot. After connection, rotate sleeve to lock. To disconnect, realign ball with slot and retract sleeve.

Note: Only Sockets & Plugs with same prefix digits connect. 
Example: 25FS & 25MPB

Parts Grid
Part Number Quantity Price Box Qty Brand Thread Size Description
12mp
$3.03
/ea
10 Foster 1/8" Steel
12mpb
$1.84
/ea
10 Foster 1/8" Brass
12mps
$10.92
/ea
10 Foster 1/8" 303 Stainless
25mp
$2.92
/ea
25 Foster 1/4" Steel
25mpb
$2.71
/ea
25 Foster 1/4" Brass
25mps
$12.55
/ea
5 Foster 1/4" 303 Stainless
38mp
$3.35
/ea
10 Foster 3/8" Steel
38mpb
$3.03
/ea
10 Foster 3/8" Brass
38mps
$16.01
/ea
5 Foster 3/8" 303 Stainless
50mp
$4.87
/ea
10 Foster 1/2" Steel
50mpb
$4.97
/ea
10 Foster 1/2" Brass
50mps
$23.69
/ea
5 Foster 1/2" 303 Stainless
75mp
$7.24
/ea
5 Foster 3/4" Steel
75mpb
$8.11
/ea
5 Foster 3/4" Brass
75mps
$28.99
/ea
5 Foster 3/4" 303 Stainless
100mp
$18.17
/ea
1 Foster 1" Steel
100mpb
$15.04
/ea
1 Foster 1" Brass
100mps
$51.49
/ea
1 Foster 1" 303 Stainless
125mp
$44.67
/ea
1 Foster 1-1/4" Steel
125mpb
$48.24
/ea
1 Foster 1-1/4" Steel
150mp
$57.86
/ea
1 Foster 1-1/2" Steel
150mpb
$65.11
/ea
1 Foster 1-1/2" Steel