| Part Number | Side 1 | Side 2 | Thread | Material | Plating | Price | Stock | |
|---|---|---|---|---|---|---|---|---|
| 6404-04-04 | 7/16-20 Female ORB | 1/4" Male NPTF 30° | 7/16-20 UNF | Steel | Trivalent Zinc | $4.23 | In stock | View |
| 6404-04-06 | 7/16-20 Female ORB | 3/8" Male NPTF 30° | 7/16-20 UNF | Steel | Trivalent Zinc | $5.07 | In stock | View |
| 6404-05-02 | 1/2-20 Female ORB | 1/8" Male NPTF 30° | 1/2-20 UNF | Steel | Trivalent Zinc | $4.24 | In stock | View |
| 6404-05-04 | 1/2-20 Female ORB | 1/4" Male NPTF 30° | 1/2-20 UNF | Steel | Trivalent Zinc | $6.17 | In stock | View |
| 6404-05-06 | 1/2-20 Female ORB | 3/8" Male NPTF 30° | 1/2-20 UNF | Steel | Trivalent Zinc | $8.03 | In stock | View |
| 6404-06-04 | 9/16-18 Female ORB | 1/4" Male NPTF 30° | 9/16-18 UNF | Steel | Trivalent Zinc | $4.15 | In stock | View |
| 6404-06-06 | 9/16-18 Female ORB | 3/8" Male NPTF 30° | 9/16-18 UNF | Steel | Trivalent Zinc | $3.07 | In stock | View |
| 6404-06-08 | 9/16-18 Female ORB | 1/2" Male NPTF 30° | 9/16-18 UNF | Steel | Trivalent Zinc | $4.19 | In stock | View |
| 6404-08-06 | 3/4-16 Female ORB | 3/8" Male NPTF 30° | 3/4-16 UNF | Steel | Trivalent Zinc | $3.07 | In stock | View |
| 6404-08-08 | 3/4-16 Female ORB | 1/2" Male NPTF 30° | 3/4-16 UNF | Steel | Trivalent Zinc | $2.71 | In stock | View |
| 6404-08-12 | 3/4-16 Female ORB | 3/4" Male NPTF 30° | 3/4-16 UNF | Steel | Trivalent Zinc | $15.35 | In stock | View |
| 6404-10-06 | 7/8-14 Female ORB | 3/8" Male NPTF 30° | 7/8-14 UNF | Steel | Trivalent Zinc | $12.12 | In stock | View |
| 6404-10-08 | 7/8-14 Female ORB | 1/2" Male NPTF 30° | 7/8-14 UNF | Steel | Trivalent Zinc | $3.37 | In stock | View |
| 6404-10-12 | 7/8-14 Female ORB | 3/4" Male NPTF 30° | 7/8-14 UNF | Steel | Trivalent Zinc | $15.64 | In stock | View |
| 6404-12-08 | 1-1/16-12 Female ORB | 1/2" Male NPTF 30° | 1-1/16-12 UN | Steel | Trivalent Zinc | $7.23 | In stock | View |
| 6404-12-12 | 1-1/16-12 Female ORB | 3/4" Male NPTF 30° | 1-1/16-12 UN | Steel | Trivalent Zinc | $8.81 | In stock | View |
| 6404-12-16 | 1-1/16-12 Female ORB | 1" Male NPTF 30° | 1-1/16-12 UN | Steel | Trivalent Zinc | $9.92 | In stock | View |
| 6404-14-12 | 1-3/16-12 Female ORB | 3/4" Male NPTF 30° | 1-3/16-12 UN | Steel | Trivalent Zinc | $21.44 | In stock | View |
| 6404-16-12 | 1-5/16-12 Female ORB | 3/4" Male NPTF 30° | 1-5/16-12 UN | Steel | Trivalent Zinc | $17.54 | In stock | View |
| 6404-16-16 | 1-5/16-12 Female ORB | 1" Male NPTF 30° | 1-5/16-12 UN | Steel | Trivalent Zinc | $13.98 | In stock | View |
| 6404-16-20 | 1-5/16-12 Female ORB | 1-1/4" Male NPTF 30° | 1-5/16-12 UN | Steel | Trivalent Zinc | $22.53 | In stock | View |
| 6404-16-24 | 1-5/16-12 Female ORB | 1-1/2" Male NPTF 30° | 1-5/16-12 UN | Steel | Trivalent Zinc | $23.97 | In stock | View |
| 6404-20-16 | 1-5/8-12 Female ORB | 1" Male NPTF 30° | 1-5/8-12 UN | Steel | Trivalent Zinc | $32.96 | In stock | View |
| 6404-20-20 | 1-5/8-12 Female ORB | 1-1/4" Male NPTF 30° | 1-5/8-12 UN | Steel | Trivalent Zinc | $26.31 | In stock | View |
| 6404-24-24 | 1-7/8-12 Female ORB | 1-1/2" Male NPTF 30° | 1-7/8-12 UN | Steel | Trivalent Zinc | $46.37 | In stock | View |
| 6404-32-24 | 2-1/2-12 Female ORB | 1-1/2" Male NPTF 30° | 2-1/2-12 UN | Steel | Trivalent Zinc | $110.66 | In stock | View |
| 6404-32-32 | 2-1/2-12 Female ORB | 2" Male NPTF 30° | 2-1/2-12 UN | Steel | Trivalent Zinc | $158.87 | In stock | View |
| 6405-02-02-O | 5/16-24 Male ORB | 1/8" Female NPTF | 5/16-24 UNF | Steel | Trivalent Zinc | $11.50 | In stock | View |
| 6405-02-04-O | 5/16-24 Male ORB | 1/4" Female NPTF | 5/16-24 UNF | Steel | Trivalent Zinc | $15.04 | In stock | View |
| 6405-02-06-O | 5/16-24 Male ORB | 3/8" Female NPTF | 5/16-24 UNF | Steel | Trivalent Zinc | $11.07 | In stock | View |
| 6405-03-02-O | 3/8-24 Male ORB | 1/8" Female NPTF | 3/8-24 UNF | Steel | Trivalent Zinc | $5.05 | In stock | View |
| 6405-03-04-O | 3/8-24 Male ORB | 1/4" Female NPTF | 3/8-24 UNF | Steel | Trivalent Zinc | $6.04 | In stock | View |
| 6405-04-02-O | 7/16-20 Male ORB | 1/8" Female NPTF | 7/16-20 UNF | Steel | Trivalent Zinc | $0.94 | In stock | View |
| 6405-04-02-O-VITON | 7/16-20 Male ORB | 1/8" Female NPTF | 7/16-20 UNF | Steel | Trivalent Zinc | $2.36 | In stock | View |
| 6405-04-04-O | 7/16-20 Male ORB | 1/4" Female NPTF | 7/16-20 UNF | Steel | Trivalent Zinc | $1.47 | In stock | View |
| 6405-04-04-O-VITON | 7/16-20 Male ORB | 1/4" Female NPTF | 7/16-20 UNF | Steel | Trivalent Zinc | $2.89 | In stock | View |
| 6405-04-06-O | 7/16-20 Male ORB | 3/8" Female NPTF | 7/16-20 UNF | Steel | Trivalent Zinc | $10.58 | In stock | View |
| 6405-04-08-O | 7/16-20 Male ORB | 1/2" Female NPTF | 7/16-20 UNF | Steel | Trivalent Zinc | $5.20 | In stock | View |
| 6405-05-02-O | 1/2-20 Male ORB | 1/8" Female NPTF | 1/2-20 UNF | Steel | Trivalent Zinc | $2.10 | In stock | View |
| 6405-05-04-O | 1/2-20 Male ORB | 1/4" Female NPTF | 1/2-20 UNF | Steel | Trivalent Zinc | $1.86 | In stock | View |
| 6405-05-06-O | 1/2-20 Male ORB | 3/8" Female NPTF | 1/2-20 UNF | Steel | Trivalent Zinc | $13.78 | In stock | View |
| 6405-06-02-O | 9/16-18 Male ORB | 1/8" Female NPTF | 9/16-18 UNF | Steel | Trivalent Zinc | $5.02 | In stock | View |
| 6405-06-02-O-VITON | 9/16-18 Male ORB | 1/8" Female NPTF | 9/16-18 UNF | Steel | Trivalent Zinc | $6.45 | In stock | View |
| 6405-06-04 | 9/16-18 Male ORB | 1/4" Female NPTF | 9/16-18 UNF | Steel | Trivalent Zinc | $1.41 | In stock | View |
| 6405-06-04-O | 9/16-18 Male ORB | 1/4" Female NPTF | 9/16-18 UNF | Steel | Trivalent Zinc | $1.07 | In stock | View |
| 6405-06-04-O-VITON | 9/16-18 Male ORB | 1/4" Female NPTF | 9/16-18 UNF | Steel | Trivalent Zinc | $2.50 | In stock | View |
| 6405-06-06-O | 9/16-18 Male ORB | 3/8" Female NPTF | 9/16-18 UNF | Steel | Trivalent Zinc | $1.85 | In stock | View |
| 6405-06-08-O | 9/16-18 Male ORB | 1/2" Female NPTF | 9/16-18 UNF | Steel | Trivalent Zinc | $5.90 | 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.