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Cage Codes
Cage 4k539 Page 2
Polytechnic Industries, Inc.
United States
Cage Code:
4K539
Type Code: A
Page: 2 of 7
Item
National Stock Number
Item Description
Part Number:
986804-1
synchro
NSN:
5990-00-504-6032
transmitter synchro
Part Number:
1525203
converter
NSN:
1290-00-513-7138
grid spot converter
Part Number:
2836460
horn
NSN:
5985-00-559-3959
waveguide horn
Part Number:
2836571-2
assembly
NSN:
5985-00-559-3971
waveguide assembly
Part Number:
61A107D107
assembly
NSN:
1095-00-560-0807
breech seal assembly
Part Number:
7132932-30
assembly
NSN:
1440-00-572-7643
arm assembly
Part Number:
516648
bellows
NSN:
1660-00-575-3099
pressure bellows
Part Number:
540-8865-002
support
NSN:
5821-00-613-1772
radio receiver support
Part Number:
7309769
pin
NSN:
1010-00-626-4142
firing pin
Part Number:
1807229
door
NSN:
1440-00-629-8917
guide door
Part Number:
771608
transformer
NSN:
5950-00-681-2603
power transformer
Part Number:
2121911-51
assembly
NSN:
1440-00-737-8404
seal assembly
Part Number:
2121911PC67
assembly
NSN:
3130-00-737-8412
seal assembly
Part Number:
LD420012ITEM41
sleeve
NSN:
1440-00-740-1227
valve and sleeve
Part Number:
2122315
assembly
NSN:
1440-00-747-9698
bushing assembly
Part Number:
7687264
spacer
NSN:
6650-00-768-7264
optical element spacer
Part Number:
825805
tran
NSN:
5990-00-775-2637
synchrocontrol tran
Part Number:
LD297975ITEM8
assembly
NSN:
5930-00-776-8127
switch assembly
Part Number:
2121911PC21
assembly
NSN:
1440-00-778-3032
seal assembly
Part Number:
10495-2
spring
NSN:
5360-00-783-4040
extension helical spring
Part Number:
7132944-01
guide
NSN:
1440-00-785-2213
snubber guide
Part Number:
130-07894
piston
NSN:
3040-00-787-0791
linear actuating cylinder piston
Part Number:
32-62136-3
spring
NSN:
5360-00-788-6626
extension helical spring
Part Number:
2121911PC57
assembly
NSN:
1440-00-791-5538
seal assembly
Part Number:
10084176
fairing
NSN:
1420-00-806-0999
guided missile tunnel se fairing
Part Number:
LD420010 ITEM 6
sleeve
NSN:
1440-00-829-5321
plunger and sleeve
Part Number:
LD420012ITEM15
sleeve
NSN:
1440-00-829-5337
plunger and sleeve
Part Number:
LD420013-13
sleeve
NSN:
1440-00-830-6807
plunger and sleeve
Part Number:
2121911PC4
assembly
NSN:
1440-00-830-6841
seal assembly
Part Number:
LD419921ITEM11
assembly
NSN:
1440-00-830-6842
seal assembly
Part Number:
2121911PC25
assembly
NSN:
1440-00-830-6853
seal assembly
Part Number:
LD420012-26
sleeve
NSN:
1440-00-830-6869
piston and sleeve
Part Number:
LD420012ITEM34
sleeve
NSN:
1440-00-830-6883
plunger and sleeve
Part Number:
LD419972-3
assembly
NSN:
1440-00-863-8220
seal assembly
Part Number:
2120894
assembly
NSN:
1440-00-863-8222
seal assembly
Parts Categories Filter
Through 30mm Guns
(2)
Over 30mm Up To 75mm Guns
(1)
Miscellaneous Weapons
(1)
Fire Control Directors
(1)
Fire Control Computing Sights and Devices
(2)
Optical Sighting and Ranging Equipment
(3)
Fire Control Designating and Indicating Equipment
(1)
Aircraft Bombing Fire Control Components
(1)
Except Airborne Fire Control Radar Equipment
(4)
Miscellaneous Fire Control Equipment
(2)
Guided Missile Components
(5)
Guided Missile Remote Control Systems
(5)
Guided Missile Launchers
(32)
Guided Missile Handling and Servicing Equipment
(1)
Aircraft Air Conditioning, Heating and Pressurizing Equipment
(1)
Miscellaneous Aircraft Accessories and Components
(2)
Aircraft Ground Servicing Equipment
(1)
Gears, Pulleys, Sprockets and Transmission Chain
(6)
Miscellaneous Power Transmission Equipment
(2)
Bearings Plain Unmounted
(2)
Mounted Bearings
(1)
Blocks, Tackle, Rigging and Slings
(1)
Hose and Flexible Tubing
(1)
Hose, Pipe, Tube, Lubrication and Railing Fittings
(2)
Fire Control Maintenance and Repair Shop Specialized Equipment
(2)
Guided Missile Maintenance, Repair and Checkout Specialized Equipment
(3)
Miscellaneous Maintenance and Repair Shop Specialized Equipment
(1)
Screws
(1)
Commercial Hardware
(1)
Coil, Flat, Leaf and Wire Springs
(3)
Bushings, Rings, Shims and Spacers
(1)
Teletype and Facsimile Equipment
(1)
Radio and Television Communication Equipment, Except Airborne
(1)
Radio and Television Communication Equipment, Airborne
(1)
Night Vision Equipment, Emitted and Reflected Radiation
(5)
Miscellaneous Communication Equipment
(2)
Filters and Networks
(1)
Switches
(8)
Electrical Connectors
(8)
Relays and Solenoids
(2)
Coils and Transformers
(2)
Electron Tubes and Associated Hardware
(1)
Antennas, Waveguides and Related Equipment
(27)
Synchros and Resolvers
(8)
Electrical and Electronic Assemblies, Boards, Cards and Associated Hardware
(5)
Miscellaneous Electrical and Electronic Components
(3)
Miscellaneous Alarm, Signal and Security Detection Systems
(1)
Electrical and Electronic Properties Measuring and Testing Instruments
(6)
Optical Instruments, Test Equipment, Components and Accessories
(2)
Pressure, Temperature and Humidity Measuring and Controlling Instruments
(1)
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