Threaded venting plug Polyamide
Heyco® Threaded Vent Plugs Open vent holes only
Part numbers and specifications:
| THREAD | PART NO. | DESCRIPTION | PART DIMENSIONS | CAD | ||||
|---|---|---|---|---|---|---|---|---|
| Type/Size | Black | Gray | A Wrenching Flats | B Overall Length | ||||
| mm. | mm. | |||||||
NPT | ||||||||
| NPT 1/4 | 3551B | 3551 | TVP NPT 1/4 | 16,0 | 16,8 |  | ||
| NPT 3/8 | 3552B | 3552 | TVP NPT 3/8 | 21,0 | 17,5 | | ||
| NPT 1/2 | 3553B | 3553 | TVP NPT 1/2 | 24,9 | 20,6 | | ||
| NPT 3/4 | 3554B | 3554 | TVP NPT 3/4 | 32,8 | 21,8 | | ||
PG - PG Thread Specifications | ||||||||
| Pg 7 | 3566B | 3566 | TVP Pg 7 | 16,0 | 13,5 | | ||
| Pg 9 | 3567B | 3567 | TVP Pg 9 | 21,0 | | |||
| Pg 13.5 | 3568B | 3568 | TVP Pg 13.5 | 24,9 | 15,8 | | ||
| Pg 21 | 3569B | 3569 | TVP Pg 21 | 32,8 | 19,3 | | ||
Metric | ||||||||
| M12 | 3557B | 3557 | TVP M12 | 16,0 | 13,5 | | ||
| M16 | 3558B | 3558 | TVP M16 | 21,0 | | |||
| M20 | 3559B | 3559 | TVP M20 | 24,9 | 15,8 | | ||
Standard color Black. Consult Heyco for other colors.
