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363-131 121-55A 14-.5
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Class Number: 89
Class Title: ORDNANCE
Subclass Subclass
Number Title
1.12 GUN HEATERS
1.13 MINE-DESTROYING DEVICES
1.15 WELL PERFORATORS
1.16 ENGINE STARTERS
1.2 SMOKE OR RESIDUE EJECTOR
1.25 LUBRICANT INJECTOR
1.34 LINE THROWING
1.35 TRENCH MORTARS
1.3 MUZZLE LOADING
1.42 GUN HANDLES
1.51 BOMB, FLARE AND SIGNAL DROPPING
1.52 .Drop grenade
1.53 .Sway braces
1.54 .Bomb displaced from exterior of plane
1.55 .Arming device
1.56 .Electrical and radio releases and sighting
1.57 .Explosive releases
1.58 .Shackles
1.59 .Racks
1.6 .Timing devices
1.61 .Sighting
1.7 RECOILLESS GUN
1.701 .Having a reaction mass
1.702 ..Barrel parts separable for loading
1.703 .Having pressure-control means
1.704 .Having breech closure
1.705 ..Closure has firing device
1.706 ..Cartridge-case closure
1.8 ROCKET LAUNCHING
1.801 .Having rocket-storage and transfer means
1.802 ..Launcher movable relative to storage means
1.803 ..Having magazine-gate means to feed and support rocket for
launching
1.804 ..Storage means movable to facilitate launching
1.805 .Having means to transfer rocket to launcher
1.806 .Having means restraining rocket from movement in launching
direction
1.807 ..Including rocket-firing means
1.808 ..Rocket spin stabilized while restrained
1.809 .Underwater launching
1.81 ..Rocket launched from container
1.811 .Having umbilical-separating means
1.812 .Having safety devices for preventing premature ignition or
launching
1.813 .Having rocket-firing means
1.814 ..Rocket propellant ignited by electrical means
1.815 .Movable launcher
1.816 .Having tubular guide means
1.817 ..Including a forward closure
1.818 ..Including an auxiliary rocket-launching charge
1.819 .Having guide means
5 SUBMARINEE
125 AUTOMATIC
126 .Plural gun, barrel or bore
127 ..Firing control
128 .Convertible gun operation (e.g., to nonautomatic)
129.01 .Regulation of speed or rate of automatic fire
129.02 ..By regulating burst
130 ..By regulating time of return of breech block
131 ..By regulating time of release of hammer
132 .Firing device operation or control (e.g., full automatic)
133 ..Synchronizers
134 ..Disabled at predetermined angles of fire
135 ..Electrical
136 ..Triggers and/or remote control
137 ..Interlocks between firing and cartridge feeding
138 ...Locks bolt open
139 ..Semi-automatic (e.g., double sear)
140 ...Convertible to full automatic
141 ....Breech block, barrel or hammer disconnected
142 ....With selective safety device
143 ...Alternate control of hammer and breech block or barrel
144 ...With means for disconnecting trigger and sear
145 ....By breech block or barrel motion
146 ....Hammer disconnected
147 ...Hammer cocked and released by trigger
148 ..With selective safety device
149 ..With automatic sear or sear release
150 ..With automatic sear or trigger safety
151 ..With automatic hammer
152 ...Operates breech lock
153 ..Operates breech lock
154 ..With automatic hammer cocking and/or safety means
155 .Movable chamber type (e.g., revolver)
156 ..Operating as gas piston and/or recoil member
157 ..Recoiling barrel with revolving chambers
158 .Movable butt piece
159 .Combined movable barrel and gas operated
160 .Movable barrel (e.g., rotary)
161 ..Forwardly movable
162 ..Rearwardly movable
163 ...Barrel having motion in addition to axial, rectilinear
164 ...With breech lock latch
165 ...Long recoil
166 ....Nonrectilinear breech block motion
167 ....Nonaxial rectilinear breech block motion
168 ....Pivoted locking member or toggle lock
169 ...With accelerator and/or unlocking lever for breech mechanism
170 ...With barrel latch
171 ...Nonrectilinear breech block motion (e.g., tilting rotary)
172 ....Rotary and sliding
173 ...Sliding locking member
174 ...Rotary locking member
175 ...Toggle locking member
176 ...Pivoted locking member
177 ..Barrel buffers and brakes
178 ..Barrel return means
179 .Gas piston-type lock actuator carried by breech block (e.g.,
firing pin)
180 .Breech block lock (positive or impositive))
181 ..With latch
182 ..Inertia member released lock
183 ...Blow back initiated
184 ..Nonrectilinear breech block motion (e.g., tilting rotary)
185 ...Rotary and sliding
186 ..Nonaxial, rectilinear, breech block motion
187.01 ..Sliding locking member
187.02 ...Cylindrical or ball bearing
188 ..Rotary locking member
189 ..Toggle locking member
190 ..Pivoted locking member
191.01 .Gas piston type
191.02 ..Annular piston
192 ..Gas piston compresses breech opening spring
193 ..Gas ports and/or regulators
194 .Blow back breech block
195 ..Pistol grip magazine
196 ...Breech slide type
197 ..Box magazine
198 .Buffers and brakes
199 .Receiver closures and/or breech block return means
4.05 EXPLOSION OPENED BREECH
4.1 .Rotary breech block
4.2 .Transverse sliding breech block
4.5 .Blow back breech block
6 FUSE SETTERS
6.5 .Combined with projecting, launching or releasing devices
* PNEUMATIC
7 .Explosive charge
8 ACCELARATING
9 MACHINE GUNS
11 .Axially moving breech block
12 .Revolving barrels
13.05 .Revolving cylinders
13.1 ..Nonparallel bores
1.41 MULTIPLE BARREL GUNS
14.05 BARRELS
14.1 .With heat exchanger
14.2 .Flash shield
14.3 .Recoil absorbers and climb arrestors
14.4 .Silencers
14.5 .Recoil increasers
14.6 .Sabot strippers
15 .Wound
16 .Composite
17 BREECH CLOSURES
18 .Key locked
19 .Screw
20.2 ..Interrupted
20.4 ...Motor operated
21 ...Fixed ammunition
22 .Transverse
23 ..Sliding and swinging
24 ..Sliding
25 ..Swinging
26 .Gas checks
27.11 FIRING
27.12 .Safetyy
27.13 .Primer fired
27.14 .Percussion firing
27.3 .Gun firing actuators
28.05 .Electric
28.1 ..Electrical and mechanical
28.2 ..Training and firing
29 PRACTICE BARRELS
30 VENTS AND STOPPERS
31 TOMPIONS AND VALVES
33.01 CARTRIDGE FEEDING
33.02 .Drum magazine
33.03 .Movable chamber
33.04 .Selective feed
33.05 .With rammer separated breech block
33.1 .With magazine
33.14 ..Belt feed
33.16 ...With rotary feeder
33.17 ..With rotary feeder
33.2 .Belt feed
33.25 ..With rotary feeder
33.4 .Empty shell receivers
33.5 .Cartridge feeding auxiliary feeder
34 .Holders
35.01 .Belts
35.02 ..Disintegrating type
36.01 SHIELDS
36.02 .Shape or composition
36.03 .Rotating shield
36.04 .For fixed structure
36.05 .Body
36.06 .Small arms attached
36.07 .Transportable
36.08 ..Self-propelled, e.g., tanks
36.09 ..Wheeled
36.11 .For aircraft
36.12 .For ships
36.13 .Turret type
36.14 ..With vision slit or gun port closures
36.15 .On elevatable platform
36.16 .Anti-aircraft type
36.17 .With explosive device
37.01 MOUNTS
37.02 .Anti-aircraft
37.03 .Light machine gun type
37.04 .Rifle and pistol mounts
37.05 .Mortars
37.06 .Submarine
37.07 .Trunnion
37.08 .Counterbalances
37.09 .Leveling
37.11 .Locks
37.12 .Spherical or oval bearing gun support
37.13 .Bases
37.14 .Reciprocating mounts
37.15 .With body protecting devices
37.16 .Aircraft type
37.17 ..Power operated
37.18 ..On enginee
37.19 ..On aircraft wing
37.21 ..Retractable gun turret
37.22 ..Multiple guns on mount
38 .Disappearing gun
39 ..Counterpoise
40.01 .For field use
40.02 ..Wheeled mortars
40.03 ..On armored car
40.04 ..Nonshielded motor driven guns
40.05 ..On sleds
40.06 ..On tripods (i.e., for light guns)
40.07 ..Libers and caissons
40.08 ..With hitches and couplings
40.09 ..With training spades
40.11 ..Carriage suspended for firing
40.12 ..Traveling locks
40.13 ..By separate transport carriage
40.14 ..Components are separable for transport
40.15 ..Trail carriages and links
40.16 ..Railroad type
41.01 .Training mechanisms
41.02 ..Motor operated
41.03 ...Predetermining parameters for automatic firing
41.04 ...Eliminates lag or overrun
41.05 ...By television monitoring
41.06 ...By light reception
41.07 ...By radar
41.08 ...By sound
41.09 ...Gyroscopically or pendulum controlled
41.11 ...Compensates for trunnion tilt
41.12 ...By hydraulic means
41.13 ...For scattering effect
41.14 ...For naval gun fire control
41.15 ...With unitary control for plural motors
41.16 ..For relatively movable gun barrels
41.17 ..Aiming device mounted on gun
41.18 ..For limiting the field of fire
41.19 ..Sights or line devices
41.21 ...On aircraft
41.22 ...For anti-aircraft
42.01 .With recoil check
42.02 ..On trail spade
42.03 ..Fire-out-of-battery type
43.01 ..Fluid
43.02 ...With function of elevation
44.01 ..Spring type
44.02 ...Elastic type
45 LOADING
46 .Hoisting apparatus
47 .Rammers
1.11 WAGING WAR
1.14 EXPLOSIVE OPERATED APPARATUS
1.4 CHARGING MECHANISMS FOR GUNS
1.1 MISCELLANEOUS