Kerotest MODEL-1 - Page 16

TITLE:
NO.:
KEROTEST MODEL-1
REV.: 10
GATE VALVE
DATE: 7/12/07
OPERATIONS MANUAL
PAGE: 16 OF 35
This report is the property of Kerotest Manufacturing Corp. 5500 Second Avenue, Pittsburgh, PA 15207 and may not be
copied by any means without the expressed written consent of Kerotest. It is intended for the sole purpose of helping
Kerotest customers evaluate Kerotest products and may not be released to any third party or otherwise used in any
manner injurious to the interests of Kerotest.
SECONDARY REPACKING PROCEDURE – EARLY DESIGN (BEFORE 1988)
CONDITION 2
VALVE UNDER PRESSURE AND PRIMARY PROCEDURE WAS UNSUCCESSFUL
VALVE
ALL THREAD
STUD AND NUT SIZE
ALL THREAD
STUD LENGTH
1-1/4"
5/16 – 18 UNC
2
2" AND 3"
3/8 – 16 UNC
2-1/2
4", 6" AND 8"
3/8 – 16 UNC
3
10" AND 12"
1/2 – 13 UNC
4-1/4
16"
3/4 – 10 UNC
6-1/4