Model: 40398-4 FIND NO 20

O-ring

Properties:

Outside Diameter

Between 1.735 inches and 1.773 inches

Cross-sectional Height

Between 0.067 inches and 0.073 inches

Center Hole Diameter

Between 1.604 inches and 1.624 inches

Material

Rubber butadiene-acrylonitrile class nbr

NSN

5331-01-121-0192

Part Number

40398-4 FIND NO 20

Description

O-ring

CAGE

55378

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 40398-4 FIND NO 20 NSN 5331-01-121-0192

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 5331-01-121-0192 is a component of

High Pressure Air Compressors
Jp-5 Aviation Fuels Systems
L.p. Compressors
Fire Pumps
Mk-45 5-in./54 Cal Gun
Sparrow (aim-7) Air-to-air Missile
Mh-53e Helicopter
Low Pressure (lp) Dry Air-dehydrators
Adcap 48 Torpedo
Ah-1w Advance Attack Helicopter
011336494
Radar Target Data Processor
013631936
Landing Gear Cylinder And Piston Assembly
013631937
Landing Gear Cylinder And Piston Assembly
010513856
Retractable Landing Gear
010513857
Retractable Landing Gear
009322708
Linear Actuating Cylinder Assembly
004568611
Linear Actuating Cylinder Assembly
004892812
Single Disk Brake
004954535
Linear Actuating Cylinder Assembly
002795839
Landing Gear Cylinder And Piston Assembly
003325708
Temperature Regulating Valve
012122990
Fire And Flight Air Data Subsystem Signal Processor
000827982
Retractable Landing Gear

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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