VOCAB

Question 1

RFS

Answer 1

Regardless of Feature Size

Question 2

Template

Answer 2

Thin plate used as a guide for form or shape

Question 3

Gusset

Answer 3

Angular piece of metal used to add strength

Question 4

Upset

Answer 4

Strike a piece of metal on its end to increase its cross

Question 5

MMC

Answer 5

Maximum Material Condition

Question 6

Keyseat

Answer 6

Groove that positions the key in a shaft

Question 7

Tap

Answer 7

Tool for cutting threads in a drilled hole

Question 8

SF

Answer 8

Spotface

Question 9

Die

Answer 9

Tool for cutting external threads by hand

Question 10

Abrasive

Answer 10

Ceramics used to wear away softer metals

Question 11

Anneal

Answer 11

Cool hot metal slowly to reduce stress

Question 12

Round

Answer 12

Exterior radius between cast surfaces

Question 13

Eccentric

Answer 13

Off Center. Cylindrical surfaces with uncommon axis

Question 14

Concentric

Answer 14

Cylindrical surfaces with a common axis

Question 15

Hub

Answer 15

Central part of a wheel

Question 16

Pitch

Answer 16

Distance between common points on adjacent threads

Question 17

Key

Answer 17

Metal piece used to prevent rotary movement between hub and shaft

Question 18

Orthographic

Answer 18

Type of projection used on machinist’s blueprints

Question 19

Forge

Answer 19

Shapes hot metal by hammering or squeezing

Question 20

Detail Drawing

Answer 20

Type of drawing that includes all information necessary to produce the object

Question 21

Knurl

Answer 21

Machine a hand grip on a cylindrical surface

Question 22

Ream

Answer 22

Slightly enlarge a drilled hole

Question 23

Pickle

Answer 23

Remove Oxide scale with an acid solution

Question 24

Tamper

Answer 24

Reheat hardened steel

Question 25

Stud

Answer 25

Cylindrical piece threaded on both ends

Question 26

Tolerance

Answer 26

Permissible variation from a given dimension

Question 27

Boss

Answer 27

Circular, raised portion around a hole in a casting

Question 28

Core

Answer 28

Mold part that shapes the interior of a casting

Question 29

Scale

Answer 29

Proportion between two sets of dimensions: drawing and the object

Question 30

Fin

Answer 30

Thin projecting edge on a casting

Question 31

Alloy

Answer 31

Mixture of two or more metals to form a new metal

Question 32

Bushing

Answer 32

Insert that provides metal with a better wearing quality

Question 33

Carb

Answer 33

Carburize

Question 34

Neck

Answer 34

Groove cut into a cylindrical surface

Question 35

Collar

Answer 35

Cylindrical ring around a shaft

Question 36

Cam

Answer 36

Device that changes rotary motion to reciprocating motion

Question 37

Taper

Answer 37

Constant change in diameter over the length of a cylinder

Question 38

Burr

Answer 38

Unwanted projecting edge of metal

Question 39

Typ

Answer 39

Typical