| Part Number | Side 1 | Side 2 | Thread | Material | Plating | Price | Stock | |
|---|---|---|---|---|---|---|---|---|
| 6660-04-04-04-FG | 7/16-20 Female ORB | 7/16-20 Female ORB | 7/16-20 UNF | Steel | Trivalent Zinc | $8.27 | In stock | View |
| 6660-04-04-04-SS | 7/16-20 Female ORB | 7/16-20 Female ORB | 7/16-20 UNF | Stainless Steel | — | $111.64 | In stock | View |
| 6660-06-06-06-FG | 9/16-18 Female ORB | 9/16-18 Female ORB | 9/16-18 UNF | Steel | Trivalent Zinc | $9.98 | In stock | View |
| 6660-06-06-06-SS | 9/16-18 Female ORB | 9/16-18 Female ORB | 9/16-18 UNF | Stainless Steel | — | $86.29 | In stock | View |
| 6660-08-08-08-FG | 3/4-16 Female ORB | 3/4-16 Female ORB | 3/4-16 UNF | Steel | Trivalent Zinc | $10.81 | In stock | View |
| 6660-08-08-08-SS | 3/4-16 Female ORB | 3/4-16 Female ORB | 3/4-16 UNF | Stainless Steel | — | $130.22 | In stock | View |
| 6660-10-10-10-FG | 7/8-14 Female ORB | 7/8-14 Female ORB | 7/8-14 UNF | Steel | Trivalent Zinc | $17.24 | In stock | View |
| 6660-12-12-12-FG | 1-1/16-12 Female ORB | 1-1/16-12 Female ORB | 1-1/16-12 UN | Steel | Trivalent Zinc | $23.75 | In stock | View |
| 6660-16-16-16-FG | 1-5/16-12 Female ORB | 1-5/16-12 Female ORB | 1-5/16-12 UN | Steel | Trivalent Zinc | $28.86 | In stock | View |
| 6660-20-20-20-FG | 1-5/8-12 Female ORB | 1-5/8-12 Female ORB | 1-5/8-12 UN | Steel | Trivalent Zinc | $46.58 | In stock | View |
| 6660-24-24-24-FG | 1-7/8-12 Female ORB | 1-7/8-12 Female ORB | 1-7/8-12 UN | Steel | Trivalent Zinc | $64.61 | In stock | View |
Full specifications for each part — connections, thread standards, configuration, and weight — are on the product page. To identify an unknown thread, see the thread identification guide and size charts.