Model: 640685-6

O-ring

Properties:

Outside Diameter

Between 0.430 inches and 0.452 inches

Cross-sectional Height

Between 0.067 inches and 0.073 inches

Center Hole Diameter

Between 0.296 inches and 0.306 inches

Material

Rubber butadiene-acrylonitrile class nbr

NSN

5331-00-248-3831

Part Number

640685-6

Description

O-ring

CAGE

33409

A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.

Part 640685-6 NSN 5331-00-248-3831

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

47946

FIIG:

A510X0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.1000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

194120

UFC:

95100

LTL:

RATING VARIABLE

LCL:

WCC:

596

TCC:

SHC:

ACC:

Construction Materials

End Items End applications NSN 5331-00-248-3831 is a component of

Close In Weapon System (ciws-phalanx)
Main Feed Pumps
Jp-5 Aviation Fuels Systems
H-3 Helicopter Support Equipment
B-52 Aircraft Support Equipment
B-1 Aircraft Support Equipment
02n2 Systems
Hc-130) Ec-130e Mc-130h Sof ( Ac-130h Aircraft
T56-a-7/15 (c-130b/e/h/n/p) Aircraft Engine
Lpd-17 Class Amphibious Transport Dock
002197968
Portable Duct Type Heater
001383006
Tank Truck
001516295
Turbine Engine Afterburner Fuel Control
000743399
Aircraft Gate Valve
000784578
Flight Refueling Probe Receptacle Assembly
010197574
Bypass Restrictor
000726226
Heater And Strainer
000584936
Flight Refueling Probe Receptacle Assembly
014195397
Pilo Valve Assembly
001228900
Turbine Engine Main Fuel Control
010204216
Observation Helicopter
000545112
Turbine Engine Main Fuel Control
008960173
Fuel Pressurizing And Drain Valve
001810369
Mine Detecting Set
001447655
Mine Detecting Set
001810432
Mine Detecting Set
013746643
Satellite Signals Navigation Set
014395351
Drum Off Load Valve
014458067
Valve Body
013415955
Gas Turbine Engine
013472875
Aircraft Maintenance Fixture
014123677
Adjusting Wrench
014458068
Valve Body
014334456
Linear Electro-mechanical Actuator
012575403
Turbine Engine Main Fuel Control
012340839
Turbine Engine Afterburner Fuel Control
012340840
Turbine Engine Afterburner Fuel Control
013102105
Aircraft Fuel Tank Float Valve
013478082
Metal Tube Assembly
012575405
Turbine Engine Main Fuel Control
012772016
Aircraft Pneumatic System Components Test Station
012247700
Converter Module
011896019
Valve Assembly
012464060
Turbine Engine Main Fuel Control
011572335
Poppet Drain Cock
011595375
Turbine Engine Main Fuel Control
012176390
Electrical Special Purpose Cable Assembly
011114882
Turbine Engine Afterburner Fuel Control
011114881
Turbine Engine Afterburner Fuel Control
011376301
Radio Receiver-transmitter
011372976
Radio Receiver-transmitter
011668385
Turbine Engine Afterburner Fuel Control
011676765
Aircraft Fuel Tank
011114880
Turbine Engine Afterburner Fuel Control
011439506
Mechanical Smoke Generator
011376300
Radio Receiver-transmitter
011076177
Fan Exit Tem Sensor
009669071
Mine Detecting Set
010925211
Electronic Components Assembly
011360208
Radio Receiver-transmitter
010943887
Pressure Cont Valve
010447234
Fluid Pressure Regulating Valve
010347125
Afterburner Control
010033566
Aircraft Gearbox Assembly
009642894
Engine Fuel Pump Parts Kit
010061643
Electronic Components Assembly
010138732
Aircraft Submerged Pump Assembly
009991199
Fue Pumping Element
010043126
Backplate Assembly
010105545
Flight Refueling Probe Receptacle Assembly
009991646
Turbine Engine Main Fuel Control
010067396
Radio Set Control
010139244
Turbine Engine Main Fuel Control
009370197
Turbine Engine Main Fuel Control
010092145
Branched Wiring Harness
010092822
Turbine Engine Main Fuel Control
009123996
Turbine Engine Main Fuel Control
010151980
Gate Valve
009384205
Intregral Lev Valve
010135881
Electrical-electronic Equipment Chassis
009174847
Turbine Engine Main Fuel Control
000214497
Practice Guided Missile Warhead Section
009472267
Rotary Pump
010139243
Turbine Engine Main Fuel Control
010151979
Gate Valve
008544955
Rotary Electro-mechanical Actuator
009551025
Aircraft Gate Valve
009081429
Turbine Engine Starting Fuel Control
006733257
Aircraft Fuel Tank Float Valve
001697137
Observation Helicopter
008164502
Fuel System Valve
008187777
Fuel Valve Assembly
009037371
Tank Truck
007399751
Ball Valve
008289892
Fuel Valve
008478210
Flight Refueling Probe Receptacle Assembly
008849914
Fuel Flow Divider
008871947
Rotary Pump
007267977
Aircraft Fuel Tank Float Valve
005404603
Electrical-electronic Test Equipment Plug-in Unit
008919337
Gate Valve
006847073
Rotary Pump Unit
007913959
Aircraft Fuel Tank Float Valve
010202251
Pulse Form Restorer
009017206
Aircraft Fuel Tank Float Valve
005759726
Branched Wiring Harness
005853651
Aircraft Fuel Tank Float Valve
009048922
Gate Valve
007161878
Aircraft Fuel Tank Float Valve
005418077
Fuel Tran Pump Assy
007248205
Aircraft Fuel Tank Float Valve
007393047
Aircraft Fuel Tank Float Valve
005546612
Rotary Electro-mechanical Actuator
006537572
Gate Valve
005618412
Solenoid Valve
006399711
Gate Valve
000214497
Practice Guided Missile Warhead Section
005934829
Radio Receiver-transmitter
007832389
Aircraft Fuel Tank Float Valve
006078518
Radio Set Control
007913950
Aircraft Submerged Pump
012543212
Turbine Engine Main Fuel Control
005389661
Frequency Se Module
010883669
Cargo-transport Helicopter
006078409
Radio Set Control
004341285
Tank Truck
006467983
Rotary Pump Unit
004944023
Pilot Fuel Valve
009669072
Mine Detecting Set
002899730
Aircraft Submerged Pump Assembly
002965828
Dual Level Valve

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Schedule B and Export

Schedule B: 4016930000
SITC: 62999
End Use: Industrial rubber products
NAICS: 339991
USDA: 1

Freight Class: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber