316 STAINLESS:
| ..NTRC06 | 3/8-16 X (1-1/8) HEX ROD COUPLING NUT 316 STAINLESS |
| ..NTRC08 | 1/2-13 X (1-1/4) HEX ROD COUPLING NUT 316 STAINLESS |
| ..NTRC10 | 5/8-11 X (1-3/4) HEX ROD COUPLING NUT 316 STAINLESS |
| ..NTRVC04 | 1/4-20 2-WAY LOCKNUT 316 STAINLESS |
18-8 STAINLESS:
| .NTRC01012 | 10-24 (3/8 AF) X 3/4 LONG HEX ROD COUPLING NUT 18-8 STAINLESS |
| .NTRC0414 | 1/4-20 X 7/8 HEX ROD COUPLING NUT 18-8 STAINLESS |
| .NTRC0818 | 3/8-16 X 1 1/8 HEX ROD COUPLING NUT 18-8 STAINLESS |
| .NTRC0820 | 1/2-13 X 1 1/4 HEX ROD COUPLING NUT 18-8 STAINLESS |
| .NTRC0828 | 1/2-13 X 1-3/4 HEX ROD COUPLING NUT 18-8 STAINLESS |
| .NTRC10 | 5/8-11 X 2-1/8 HEX ROD COUPLING NUT 18-8 STAINLESS |
| .NTRF0820 | 1/2-20 X 1 1/4 HEX ROD COUPLING NUT 18-8 STAINLESS |
STEEL:
| NTRC010Z | 10-24 X (3/4) HEX ROD COUPLING NUT STEEL ZINC |
| NTRC04X | 1/4-20 X (7/8) HEX ROD COUPLING NUT STEEL PLAIN |
| NTRC04Z | 1/4-20 X (7/8) HEX ROD COUPLING NUT STEEL ZINC |
| NTRC04ZL | 1/4-20 X (1-3/4) HEX ROD COUPLING NUT LONG STEEL ZINC |
| NTRC05Z | 5/16-18 X (7/8) HEX ROD COUPLING NUT SHORT STEEL ZINC |
| NTRC05ZL | 5/16-18 X (1-3/4) HEX ROD COUPLING NUT (REG) STEEL ZINC |
| NTRC06LX | 3/8-16 X (1-3/4) HEX ROD COUPLING NUT LONG STEEL PLAIN |
| NTRC06Z | 3/8-16 X (1-1/8) HEX ROD COUPLING NUT STEEL ZINC |
| NTRC06ZL | 3/8-16 X (1-3/4) HEX ROD COUPLING NUT LONG STEEL ZINC |
| NTRC06ZLD | 3/8-16 X (1-3/4) HEX ROD COUPLING NUT LONG STEEL ZINC DOMESTIC |
| NTRC08G | 1/2-13 X (1-3/4 ) HEX ROD COUPLING NUT LONG STEEL HOT DIP GALVANIZED |
| NTRC08Z | 1/2-13 X (1-1/4 ) HEX ROD COUPLING NUT STEEL ZINC |
| NTRC08ZL | 1/2-13 X (1-3/4 ) HEX ROD COUPLING NUT LONG STEEL ZINC |
| NTRC10G | 5/8-11 X (2-1/8) HEX ROD COUPLING NUT LONG STEEL HOT DIP GALVANIZED |
| NTRC10XL | 5/8-11 X W13/16 X (2-1/8) HEX ROD COUPLING NUT STEEL PLAIN |
| NTRC10Z | 5/8-11 HEX ROD COUPLING NUT STEEL ZINC |
| NTRC10ZL | 5/8-11 X (2-1/8) HEX ROD COUPLING NUT LONG STEEL ZINC |
| NTRC12G | 3/4-10 X (2-1/4) HEX ROD COUPLING NUT LONG STEEL HOT DIP GALVANIZED |
| NTRC12Z | 3/4-10 X (2-1/4) HEX ROD COUPLING NUT STEEL ZINC |
| NTRC14GL | 7/8-9 X (2-1/2) HEX ROD COUPLING NUT LONG STEEL HOT DIP GALVANIZED |
| NTRC14ZL | 7/8-9 X (2-1/2) HEX ROD COUPLING NUT LONG STEEL ZINC |
| NTRC16XL | 1-8 X 2-3/4 LNG (1-3/8 AF) HEX COUPLING NUT A563 GRADE A PLAIN |
| NTRC16Z | 1-8 X (2-1/2) HEX ROD COUPLING NUT STEEL ZINC |
| NTRC24XL | 1-1/2 X 4 LNG (2 AF) HEX COUPLING NUT A563 GRADE A PLAIN |
| NTRCA10X | 5/8-8 ACME HEX ROD COUPLING NUT (7/8 AF, 2-1/8 OAL) STEEL ZINC |
| NTRRC0604Z | 3/8-16 X 1/4-20 REDUCER ROD COUPLING NUT STEEL ZINC |
| NTRRC0806Z | 1/2-13 X 3/8-16 REDUCER ROD COUPLING NUT STEEL ZINC |
| NTRRC1210Z | 3/4-10 X 5/8 REDUCER ROD COUPLING NUT STEEL ZINC |
| NTRRC1216Z | 3/4-10 X 1-8 REDUCER ROD COUPLING NUT 1-3/8 AF, 2 OAL STEEL ZINC |