Heyco Plugs TEMPlugs for NPT Threaded Ports - Square Head
TEMPlugs NPT Threaded Plugs

Material: High-Density Polyethylene

Maximum Temperature Rating: 102°C (215°F)

 
  • Not intended for permanent applications.
  • Flange design (Part Numbers G5440 thru G5444 only) protects the circumference of the port while also protecting the threads from damage, contaminants, and moisture.
  • Commonly used for low-pressure testing and in-plant processing.
  • Combat oil and heat up to 250°F.
  • Applicable Spec: MIL-C-5501/5, NAS 840
  • Hex Head design also available.
Heyco® TEMPlugs for NPT Threaded Ports
Temporary Threaded Plugs for In-House Pressure Testing, Handling, and Transport
Square Head
NPT Threaded Port Size Part
Number
Description Part Dimensions
A
Wrenching Flats
B
Threaded Section
C
Head Height
D
Shoulder Diameter
Black in. mm. in. mm. in. mm. in. mm.
Square Head - with Flange
1/8 G5440 PTNS 1/8-F .43 10,9 .29   7,4 .19 4,8 .56 14,2
1/4 G5441 PTNS 1/4-F .44 11,2 .35   9,0 .25 6,4 .69 17,5
3/8 G5442 PTNS 3/8-F .44 11,2 .41 10,4 .25 6,4 .81 20,6
1/2 G5443 PTNS 1/2-F .56 14,2 .47 11,9 .25 6,4 1.00   25,4
3/4 G5444 PTNS 3/4-F .63 16,0 .52 13,2 .25 6,4 1.25   31,8
Square Head - No Flange
3/4 G5449 PTNS 3/4 .62 15,7 .52 13,2 .25 6,4 n/a n/a
1 G5450 PTNS 1 .81 20,6 .59 15,0 .25 6,4
1-1/4 G5451 PTNS 1-1/4 1.00   25,4 .83 21,1 .38 9,7
1-1/2 G5452 PTNS 1-1/2 1.25   31,8 .83 21,1 .38 9,7