O-Ring, Material Rubber

Part # S8990-604

The S8990-604 Packing O-Ring is a synthetic rubber component designed for aviation applications. It features a 0.346-0.356 inch center hole, 60-75 Shore Durometer hardness, and withstands -65°F to 500°F, ensuring reliability and performance in extreme conditions.
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Overview

The S8990-604 Packing O-Ring is a high-quality synthetic rubber component designed for reliable sealing in various aviation applications. With a center hole diameter ranging from 0.346 inches to 0.356 inches, this O-ring ensures a precise fit for optimal performance. It features a hardness rating between 60.0 and 75.0 Shore Durometer A, providing excellent flexibility and resilience. Capable of withstanding temperatures from -65.0 degrees Fahrenheit to 500.0 degrees Fahrenheit, this O-ring is engineered to perform under extreme conditions, making it an essential choice for aircraft systems requiring dependable sealing solutions.

Features & Benefits

Features
  • Constructed from durable synthetic rubber for enhanced longevity.
  • Hardness rating of 60.0 to 75.0 Shore Durometer A for optimal flexibility.
  • Temperature rating from -65.0 degrees Fahrenheit to 500.0 degrees Fahrenheit for versatile applications.
  • Precise center hole diameter of 0.346 to 0.356 inches for a secure fit.
Benefits
  • Ensures reliable sealing to prevent leaks in critical systems.
  • Offers flexibility and resilience, enhancing overall performance.
  • Withstands extreme temperatures, ensuring functionality in diverse environments.
  • Provides a precise fit, contributing to the integrity of aircraft assemblies.

Technical Information

ATA Number

21,
25,
27,
30,
36,
49,
72,
76,
80

ATA Chapter

Air Conditioning
Equipment / Furnishings
Flight Controls
Ice and Rain Protection
Pneumatic
Airborne Auxiliary Power
3 more

ATA Group

Airframe Systems
Power Plant

ATA Section

AIR CYCLE SYSTEM
RAM AIR SYSTEM
CONDITIONED AIR TEMPERATURE CONTROL SYSTEM
General
DOOR 3 ESCAPE SLIDE
LEADING EDGE FLAP AND SLAT CONTROL SYSTEM
14 more

NIIN

001754978

NSN

5331-00-175-4978

FSCG

5331

FSCG Category

O-Ring

Standard Shelf Life (Days)

9999

Lead Time (Days)

17

Not For Sale

No

Product Class Description

O ring molded gasket

Harmonized Tariff Schedule Code

3926904510

Storage Required

No

Unit Of Measure

EA

Pieces Per Pound

0

DFAR Applicable

No

Revision Level Applicable

No

Product Class

31401503

Material Composition

RUBBER

Design Holder CAGE Code

N/A

Design Holder

N/A

Potential Alternates

991869251
109859ITL
5331001754978

Aircraft Makes

Beech
Hawker Siddeley Aviation
Airbus
Bombardier
Boeing

Aircraft Models

BBJ 737-700
757-200PC
737
767-200
767-200ERSF
737-7
91 more

Shipping Details

Dry Ice

No

ECCN

EAR99

Proprietary Part

Yes

Hazmat

No
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Boeing Distribution Services
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