Hydraulic Couplers


Produces a positive leak proof connection with hydraulic fittings

MB PART # Type
Thread Size
Features
Alemite #
Lincoln #
Balcrank #
MB308730 Standard Duty
1/8" NPTF
 
308730
 
45076
MB308730-A Standard Duty
1/8" NPTF
Check Valve
308730-A
 
 
MB308730-4J Standard Duty
1/8" NPTF
4 Jaws
n/a
 
 
MB330070 Standard Duty
1/8" NPTF
Hi PSI-Metal Jaws
B300070
 
 
MB5852 Standard Duty
1/8" NPTF
Hex Base-Ball Check
 
5852
349
MB6304-B Heavy Duty
1/8" NPTF
 
6304-B
5845
 
MB6304-C Heavy Duty
1/8" NPTF
Ball check
6304-C
 
 
MB5883 Standard Duty
1/8" NPTF
90°
 
5883
 
MB310048 Slip-back
1/8" NPTF
Lock Sleeve
310048
81980
42395

Replacement Jaws
These jaws are hardened under precision control methods

MB PART # Type
Alemite #
Balcrank #
MB46567 Double Edge for Heavy Duty Couplers
46567
31527
MB308732 Single Edge for Standard Duty Couplers
308732
35071

Standard Button Head Couplers
Standard coupler for 5/8" headed fittings.

MB PART # Type
Thread
Insert
Alemite #
Lincoln #
MB42030 Pull on
7/16-27"
Rubber
42030
n/a
MB42031 Push on
7/16-27"
Rubber
42031
n/a
MB42030-A Pull on
1/8" Female
Rubber
42030-A
n/a
MB42031-A Push on
1/8" Female
Rubber
42031-A
n/a
MB81458 Pull on/Push on
7/16-27"
Steel
n/a
81458

Giant Button Head Couplers
Giant coupler for 7/8" headed fittings

MB PART # Type
Thread
Insert
Alemite #
Lincoln #
MB304300 Pull on
7/16-27"
Rubber
304300
n/a
MB304300-A Pull on
1/8" Female
Rubber
304300-A
n/a
MB304301 Push on
7/16-27"
Rubber
304300
n/a
MB304301-A Push on
1/8" Female
Rubber
304300-A
n/a
MB80933 Pull on
7/16-27"
Rubber
n/a
80933
MB319702 Pull on
1/4" Female
Rubber
319702
n/a

Pin-Type Couplers

MB PART # Type
Thread
MBVB942 Without Wing Nut
1/8" NPT Female
MB50491 With Wing Nut
1/8" Male
MB51185 With Wing Nut
1/8" Female
 
 
   
   
   
   
   
   
                         
                 
           
                 
                 
      � AS Fittings � MS Fittings � NAS Fittings � Assortment � BACF Grease Fittings � Brass � British BSF � British BSP � British BSPP � British BSPT � Buttonhead Grease Fittings � Drive Grease Fittings � Grease Fittings Feedline � Flush Grease Fittings � Hydraulic Grease Fittings � Junction Block � Leakproof � Metric Grease Fittings � Monel Grease Fittings � Pin Type Grease Fittings � Relief Grease Fittings � Rivet Grease Fittings � Safety Vents � Self Threading Grease Fittings � Shut-off � Special Thread � Stainless � Accessories � Extensions � Metric-English Adapters � Elbows 45° - 90° � Plugs � Bushings � Lock Nut � Male to Female Adapters � Male to Male Adapters � Female to Female Adapters � Couplers � Grease Guns � Swivels � Hoses � Plastic Caps � Tools �