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  • NPTF Pipe Thread (PTF - SAE Short)
  • Item Number denotes the part size and dimensions. The “xxx” in the Item Number exists until the desired material is known, and then is replaced by the correct material code.
Square-Head-Pipe-Plug_dimensions
Square-Head-Pipe-Plug
Unit of Measure
Items Square-Head-Pipe-Plug_dimensions
SA489XXX-041
Square-Head-Pipe-Plug_dimensions
SA689XXX-041
Square-Head-Pipe-Plug_dimensions
SAA89XXX-041
Square-Head-Pipe-Plug_dimensions
SAE89XXX-041
Square-Head-Pipe-Plug_dimensions
SAJ89XXX-041
Taper per Foot N/A 3/4 in
Thread Type N/A NPTF (PTF-SAE Short)
Size & Pitch N/A 1/16"-27 N/A 1/8"-27 N/A 1/4"-18 N/A 3/8"-18 N/A 1/2"-14
A
Nom. Diameter, Ref.
N/A 0.310 N/A 0.375 N/A 0.540 N/A 0.675 N/A 0.840
B
Body Length
N/A 0.310/0.290 N/A 0.310/0.290 N/A 0.475/0.445 N/A 0.475/0.445 N/A 0.630/0.590
C
Square, Across Flats
N/A 0.221/0.214 N/A 0.283/0.276 N/A 0.377/0.370 N/A 0.440/0.428 N/A 0.565/0.553
D
Head Height
N/A 0.193/0.178 N/A 0.255/0.240 N/A 0.300/0.280 N/A 0.335/0.310 N/A 0.410/0.380
Disclaimer N/A Parts listed are usually in stock, but please inquire about a specific style or type of plug. While we stock most parts, some are no longer standard stock parts.