NCCER BOILERMAKER MAINTENANCE
EXAM 2025 QUESTIONS AND ANSWERS
Which organization requires a person to be trained to operate personal lifting equipment -
ANS OSHA
Where would the usage of a RTJ Gasket be found - ANS high pressure system
All of the following are examples of internal manway hardware except - ANS Slide fastener
The fitting that makes it easy to dissemble threaded pipe is - ANS Union
What type of wrench measures how much a fastener is being tightened - ANS Torque
What is the purpose of a gasket? - ANS to create a seal between 2 stationary parts
What is the first consideration when making a gasket - ANS material compatibility
In order to get the bundle to line up with the shell side gasket the best tool to use to lift the
bundle is a - ANS drift pin
ring gaskets may be affected by all of the following except - ANS Number of bolts
1|P a g e C o p y r i g h t © 2 0 2 5 T H E B R I G H T A L L R I G H T S R E S E R V E D
, Which way should the teeth face on a hacksaw blade - ANS Away from handle
Pressure of a 1" and 10" pipe when both are 20" tall - ANS The pressure is both the same
When making a threaded connection and it stops on 2nd thread.... - ANS Stop, something is
wrong
When using a sealing ring on heat exchanger, what material is used to seal off in between the
floating tube sheet and test ring? - ANS Permatex
For duct bolted together there is usually some kind of - ANS gasket
If the end of a tube sheet of an exchanger has been smashed this is caused by all of the
following except - ANS The partition plate being to short
Which of the following should be removed when pressure testing the vessel - ANS relief
valve
What components are attached to the baffle on an exchanger tube bundle - ANS Tie rods
All of the following are safety hazards associated with vessel confined space except -
ANS improper inspection
Valves used to relieve pressure in a pipeline - ANS safety valve
What tool can be used to generate force making tightening or loosening easier - ANS impact
Washers are used to prevent fasteners from marrying? - ANS surface
2|P a g e C o p y r i g h t © 2 0 2 5 T H E B R I G H T A L L R I G H T S R E S E R V E D
EXAM 2025 QUESTIONS AND ANSWERS
Which organization requires a person to be trained to operate personal lifting equipment -
ANS OSHA
Where would the usage of a RTJ Gasket be found - ANS high pressure system
All of the following are examples of internal manway hardware except - ANS Slide fastener
The fitting that makes it easy to dissemble threaded pipe is - ANS Union
What type of wrench measures how much a fastener is being tightened - ANS Torque
What is the purpose of a gasket? - ANS to create a seal between 2 stationary parts
What is the first consideration when making a gasket - ANS material compatibility
In order to get the bundle to line up with the shell side gasket the best tool to use to lift the
bundle is a - ANS drift pin
ring gaskets may be affected by all of the following except - ANS Number of bolts
1|P a g e C o p y r i g h t © 2 0 2 5 T H E B R I G H T A L L R I G H T S R E S E R V E D
, Which way should the teeth face on a hacksaw blade - ANS Away from handle
Pressure of a 1" and 10" pipe when both are 20" tall - ANS The pressure is both the same
When making a threaded connection and it stops on 2nd thread.... - ANS Stop, something is
wrong
When using a sealing ring on heat exchanger, what material is used to seal off in between the
floating tube sheet and test ring? - ANS Permatex
For duct bolted together there is usually some kind of - ANS gasket
If the end of a tube sheet of an exchanger has been smashed this is caused by all of the
following except - ANS The partition plate being to short
Which of the following should be removed when pressure testing the vessel - ANS relief
valve
What components are attached to the baffle on an exchanger tube bundle - ANS Tie rods
All of the following are safety hazards associated with vessel confined space except -
ANS improper inspection
Valves used to relieve pressure in a pipeline - ANS safety valve
What tool can be used to generate force making tightening or loosening easier - ANS impact
Washers are used to prevent fasteners from marrying? - ANS surface
2|P a g e C o p y r i g h t © 2 0 2 5 T H E B R I G H T A L L R I G H T S R E S E R V E D
