Page 269 - ZF-Catalog-ZSi-Foster-08-19-R3

One Way Shut-Off – 3 thru 6 & B, C, D Series (Industrial Interchange)
Foster 3 thru 6 Series couplers are designed for rigid mounting that Performance: allows a simple push-to-connect operation, constructed of a solid
FM Series (1⁄4", 3⁄8", 1⁄2", 3⁄4")
brass body and a steel valve. The "FM" Series are mechanically
interchangeable with similar industrial interchange couplings
made by other manufacturers and accept plugs that conform to
MIL-C4109-F. Plugs used with the "FM" Series are the Industrial
Interchange plugs that are found on pages 275, 280, 286, and 288
200 150
100 90 80 70 60
50 40
30 20
200 150
100
80 Sleeve-Lock Option: 70
Inlet Pressure 100 PSI
80 PSI
3⁄4"
1⁄2"
3⁄8"
1⁄4"
of this catalog. FM Series 3 and 5 couplers comply with A-A-59439. 90
Sleeve-Lock feature locks
automatic 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. Sizes available with sleeve lock are shown in the tables on following pages.
60 50
40 30
20
10
Specifications
Body Size
1⁄4"
3⁄8"
1⁄2"
3⁄4"
Rated Pressure (psig)
Temperature Range (std seals)
Locking Device
Vacuum Data
-- Disconnected (coupler only)
-- Connected
Approximate CFM at 100 (psig)
Optional Seal [Ordering]:
300 PSIG; vacuum to 27" Hg
-40° to +250° F
4 pins 6 pins
Not Recommended
27" Hg
10 2345678910 20
Pressure Drop in PSI
3 pins
6 pins
190
37 70
150
Buna-N seal is standard. Alternate seals are specified by adding the appropriate suffix to the catalog number. For example, 3003 socket with Heat Adder is 3003H
Service
Construction
Seal
Temperature
Suffix
Air, Vacuum, Grease, & Oil
Water
Hot Water
Steam
Heat
Less Valve
Dill Valve Series 3 Only
ZSi-Foster Engineering Catalog
Brass & Steel
Brass & S/S
Brass & S/S
Brass Body, Brass Sleeve, & Stainless Steel Valve
Brass & Steel
Brass & Steel
Brass & Steel
Buna-N
Buna-N
Viton
Ethylene Propylene
Viton
Buna-N
Buna-N
-40° to +250°F none
+32° to +100°F W
-15° to +400°F HW
-40° to +300°F S
-15° to +400°F H
-40° to +250°F LV
-40° to +250°F D
WARNING: These products can expose you to chemicals including lead, which is known to the State of California to cause cancer, and which is known to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
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Flow In SCFM