6401 Series – Male O-Ring to MNPT in steel. 19 options stocked. Select the size you need from the dropdown — each option is a separate stocked part number.
Specifications
Material: Steel
Fitting Type: Adapter
Connection Type: MORB|MPT
Operating Temperature: 375 °F
Series: 6401
Configuration: 6401 Series – Male O-Ring to MNPT
Product line: Steel Pipe Adapters
Stocked part numbers: 19
Part numbers & options
Part #
Size
Pack quantities
6401-24-20
1-1/2" Male O-Ring Boss × 1-1/4" Male NPT
Box 40, Case 40
6401106
5/8" Male O-Ring Boss × 3/8" Male NPT
—
6401108
5/8" Male O-Ring Boss × 1/2" Male NPT
Case 180
64011212
3/4" Male O-Ring Boss × 3/4" Male NPT
Case 170
64011216
3/4" Male O-Ring Boss × 1" Male NPT
—
6401126
3/4" Male O-Ring Boss × 3/8" Male NPT
Case 150
6401128
3/4" Male O-Ring Boss × 1/2" Male NPT
Case 127
64011612
1" Male O-Ring Boss × 3/4" Male NPT
Case 104
64011616
1" Male O-Ring Boss × 1" Male NPT
Case 60
64012016
1-1/4" Male O-Ring Boss × 1" Male NPT
Case 65
64012020
1-1/4" Male O-Ring Boss × 1-1/4" Male NPT
Case 60
640142
1/4" Male O-Ring Boss × 1/8" Male NPT
Case 1000
640144
1/4" Male O-Ring Boss × 1/4" Male NPT
Case 1200
640164
3/8" Male O-Ring Boss × 1/4" Male NPT
Case 600
640166
3/8" Male O-Ring Boss × 3/8" Male NPT
Case 400
640168
3/8" Male O-Ring Boss × 1/2" Male NPT
—
6401812
1/2" Male O-Ring Boss × 3/4" Male NPT
Case 130
640186
1/2" Male O-Ring Boss × 3/8" Male NPT
Case 350
640188
1/2" Male O-Ring Boss × 1/2" Male NPT
Case 200
Ships from SupplyTie Fittings & Hydraulics. Free freight on every order. $75 minimum order per shipment from this location — the cart will tell you if you are short.
