3M 27723, Cubitron II Roloc Durable Edge Disc 984F, 80+, YF-weight, TSM, Maroon, 4 in, Die RS400BBM, 7000119220, 100 per case 
3M 26137, PPS Series 2.0 Adapter, Type S41, Trapezoidal Thread - QCC, 7100135947 
Insize 4634-1J8, NPT THREAD RING GAGE, 2-1/2x8NPT, 6928640347047
$1,830.88
American tapered pipe thread for threads with sealant
Standard ANSI/ASME B1.20.1
Taper 1:16
Material: OHNS (Oil Hardened Non-Shrining Steel)
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