MACHINIST MATE ACTUAL EXAM PAPER
2026 QUESTIONS WITH ANSWERS
GRADED A+
◍ Boiler.
Answer: Equipment heats up water,turns it into pushes it through out the
home for heating purposes.changing the state of water from liquid to vapor
using heat energy. The water is boiled in enclosed pressure vessel so that the
steam produce is not lost in the atmosphere.
◍ Planned maintenance schedule.
Answer: PMS stands for _________ and consists of checklists MRC's
(maintenance requirement cards)Shop Process Cards or Statistical Process
Control (SPCs)Periodic Maintenance Information CardsSequence Control
Cards (SCCs)Standard Depot Level Maintenance/Program Decision
Memorandum or Phase Depot Maintenance (SDLM/PDM) specifications.
◍ NAVSUP 2002.
Answer: The only index authorized for requisitioning Navy technical
manuals and forms which is part of the NAPI is called the
◍ Engineer officer.
Answer: Overall responsible for the operation and maintenance of the main
engines and auxiliary machinery.
◍ Conventional Numbering System.
Answer: The numbering systems currently used on technical manual are the
___________________ and the Technical Manual Identification Numbering
System (TMINS).
◍ Auxiliary machinery.
Answer: includes pumps, compressors, and blowers for circulating fuel and
, the fresh water and seawater used in cooling systems, for supplying air to
the starting system of the main engine, for cooling refrigerated holds, and
for air-conditioning various parts of the ship and for refrigeration
◍ Torque multiplier.
Answer: Are geared devices attached to the torque wrench to increase the
force of the torque.
◍ Illustrated Parts Breakdown.
Answer: IPB's stand for ___________ and contain Part
NumberNomenclature Manufacturer Code Source Maintenance and
Recoverability CodeQuantityUsable On Code
◍ Publication Identifier.
Answer: TMINS is an improved system that consists of 13 alphanumeric
numbers called the what?
◍ That is free of keyways, corrosion, or other damage.
Answer: To measure a shaft runout.
◍ The MM and BT rates were merged into machinist mate..
Answer: In 1996 what happen to the MM and BT rates.
◍ If ignition fails to occur within two or three seconds, what action must be
taken?.
Answer: Shot burner fuel oil manifold valve and safety shut off device then
investigate cause
◍ Supervisors.
Answer: Responsible for training lower rated personnel to perform their
assigned tasks.
◍ Subject matter manuals, basic manuals.
Answer: Give information that applies to more than one rating.
◍ When closed, automatic shutter on FDB should leak no more than what of
blowers rated air flow?.
Answer: 2%
, ◍ The main condenser is maintaining at what approx vacuum?.
Answer: 25-28.5" mercury
◍ Supervisor.
Answer: Deals with juniors to see that they perform their work properly.
◍ steam blanket lay up shall be monitored at what frequency.
Answer: hourly
◍ Technical Manuals.
Answer: Publications and other forms of documentation which contain
instructions for the use and maintenance of Weapons, Weapon Systems,
Components, and Equipment are known as
◍ High air compressor operates at what pressure?.
Answer: 1000+
◍ AWP.
Answer: Awaiting parts
◍ Refractory expansion joints are normally what size?.
Answer: 1/4"
◍ NAVOSH program.
Answer: This is an overview of some of the Navy health programs including
heat stress, hearing conservation, sight conservations and electrical safety.
◍ Heat exchanger.
Answer: A system use to transfer heat between two or more fluid. Are use
both cooling and heating processes
◍ Precision measuring tools.
Answer: Measuring devices that provide measurement readings to a
thousandth of an inch or less
◍ MRC, NSTM, JFMM.
Answer: To measure end play or shaft thrust, it is important to use the
procedures outlined in the equipment's applicable
2026 QUESTIONS WITH ANSWERS
GRADED A+
◍ Boiler.
Answer: Equipment heats up water,turns it into pushes it through out the
home for heating purposes.changing the state of water from liquid to vapor
using heat energy. The water is boiled in enclosed pressure vessel so that the
steam produce is not lost in the atmosphere.
◍ Planned maintenance schedule.
Answer: PMS stands for _________ and consists of checklists MRC's
(maintenance requirement cards)Shop Process Cards or Statistical Process
Control (SPCs)Periodic Maintenance Information CardsSequence Control
Cards (SCCs)Standard Depot Level Maintenance/Program Decision
Memorandum or Phase Depot Maintenance (SDLM/PDM) specifications.
◍ NAVSUP 2002.
Answer: The only index authorized for requisitioning Navy technical
manuals and forms which is part of the NAPI is called the
◍ Engineer officer.
Answer: Overall responsible for the operation and maintenance of the main
engines and auxiliary machinery.
◍ Conventional Numbering System.
Answer: The numbering systems currently used on technical manual are the
___________________ and the Technical Manual Identification Numbering
System (TMINS).
◍ Auxiliary machinery.
Answer: includes pumps, compressors, and blowers for circulating fuel and
, the fresh water and seawater used in cooling systems, for supplying air to
the starting system of the main engine, for cooling refrigerated holds, and
for air-conditioning various parts of the ship and for refrigeration
◍ Torque multiplier.
Answer: Are geared devices attached to the torque wrench to increase the
force of the torque.
◍ Illustrated Parts Breakdown.
Answer: IPB's stand for ___________ and contain Part
NumberNomenclature Manufacturer Code Source Maintenance and
Recoverability CodeQuantityUsable On Code
◍ Publication Identifier.
Answer: TMINS is an improved system that consists of 13 alphanumeric
numbers called the what?
◍ That is free of keyways, corrosion, or other damage.
Answer: To measure a shaft runout.
◍ The MM and BT rates were merged into machinist mate..
Answer: In 1996 what happen to the MM and BT rates.
◍ If ignition fails to occur within two or three seconds, what action must be
taken?.
Answer: Shot burner fuel oil manifold valve and safety shut off device then
investigate cause
◍ Supervisors.
Answer: Responsible for training lower rated personnel to perform their
assigned tasks.
◍ Subject matter manuals, basic manuals.
Answer: Give information that applies to more than one rating.
◍ When closed, automatic shutter on FDB should leak no more than what of
blowers rated air flow?.
Answer: 2%
, ◍ The main condenser is maintaining at what approx vacuum?.
Answer: 25-28.5" mercury
◍ Supervisor.
Answer: Deals with juniors to see that they perform their work properly.
◍ steam blanket lay up shall be monitored at what frequency.
Answer: hourly
◍ Technical Manuals.
Answer: Publications and other forms of documentation which contain
instructions for the use and maintenance of Weapons, Weapon Systems,
Components, and Equipment are known as
◍ High air compressor operates at what pressure?.
Answer: 1000+
◍ AWP.
Answer: Awaiting parts
◍ Refractory expansion joints are normally what size?.
Answer: 1/4"
◍ NAVOSH program.
Answer: This is an overview of some of the Navy health programs including
heat stress, hearing conservation, sight conservations and electrical safety.
◍ Heat exchanger.
Answer: A system use to transfer heat between two or more fluid. Are use
both cooling and heating processes
◍ Precision measuring tools.
Answer: Measuring devices that provide measurement readings to a
thousandth of an inch or less
◍ MRC, NSTM, JFMM.
Answer: To measure end play or shaft thrust, it is important to use the
procedures outlined in the equipment's applicable
