| Specifications FHK Series TYPE:• FHK,TWO WAY SHUT-OFF
 Both socket and plug are sealed at disconnect.
 INTERCHANGEABILITY:
 • Standard industrial interchange design, most widely used in
 industry. Within each series, only sockets and plugs of the same
 size will couple together. Conforms with ISO 7241-1, Series B.
 OPERATION:
 • MANUAL- Socket sleeve must be manually retracted 
        to
 connect and disconnect.
 SEAL COMPOUND:
 • Standard seals are Buna-N.
 • See page 20 for optional seals.
 DIMENSIONAL DATA:
 • Full size layouts available upon request.
 (See page 28 for full size plug layouts.)
 OPTIONS:
 • ONEWAY SHUT-OFF: Suffix VA to either socket or 
        plug
 catalog number for valve actuator.
 • STRAIGHT-THRU: Suffix LV to both socket and plug
 catalog number for less valve.
 • BL: Locks against accidental disconnect.To connect, 
        align ball
 with slot. After connection, rotate sleeve to lock.To disconnect,
 realign ball with slot and retract sleeve. To order, prefix BL to
 socket catalog number.
 | WORKING PRESSURE Rated pressures as defined by ANSI/B93.2-1986,based on 4:1 safety factor and non-shock service.
 
         
          | BODY SIZE | STEEL PSIG | BRASS PSIG | STAINLESS STEEL PSIG |   
          | 1/8" | 4000 | 3000 | 3500 |   
          | 1/4" | 4000 | 2700 | 3700 |   
          | 3/8" | 3500 | 2200 | 3700 |   
          | 1/2" | 2500 | 2200 | 4200 |   
          | 3/4" | 1600 | 1500 | 1600 |   
          | 1" | 2000 | 1500 | 2000 |  Vacuum Service: 27" Hg. maximum. 
         
          | PERFORMANCE 
              DATA FLOW |   
          |  | Air flow - 
              CFM |  
              Oil Flow-GPMMIL-H5606-125°F
 Pressure Drop
 |   
          | 100 PSIG | 80 PSIG |   
          | Pressure Drop |   
          | 10 PSIG | 5 PSIG | 10 PSIG | 5 PSIG | 10 PSIG |   
          | 1/8" | 22 | 17 | 20 | 15 | 1.8 |   
          | 1/4" | 32 | 22 | 29 | 20 | 3.6 |   
          | 3/8" | 58 | 42 | 53 | 38 | 6.7 |   
          | 1/2" | 130 | 88 | 118 | 80 | 11.0 |   
          | 3/4" | 305 | 207 | 277 | 188 | 26.3 |   
          | 1" | 372 | 252 | 338 | 229 | 31.8 |    
         
          | BODY | PLUG 
              DUST CAPS* | SOCKET 
              DUST PLUGS* |   
          | 1/8" | B1DC | B1DP |   
          | 1/4" | B2DC | B2DP |  
          | 3/8" | B3DC | B3DP |  
          | 1/2" | B4DC | B4DP |  
          | 3/4" | B6DC | B6DP |  
          | 1" | B8DC | B8DP |  * Material of Construction: Rubber. Color: Blue. |