M25988/1-162 Packing

Military Specifications

Part # M25988/1-162

The M25988/1-162 packing is made of durable fluorosilicone with 70 Shore A hardness, offering excellent sealing, chemical resistance, and temperature tolerance. Its compatible dimensions allow effective compression and up to 125% elongation for diverse applications.
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Overview

The M25988/1-162 packing is engineered to deliver an effective sealing solution across diverse applications. With a center hole diameter ranging from 5.702 inches minimum to 5.772 inches maximum, compatibility with several fittings is assured. Constructed from rubber fluorosilicone Class FQ, this packing demonstrates remarkable resistance to chemicals and temperature variations. The cross-sectional height measures between 0.100 inches minimum and 0.106 inches maximum, while the nominal outside diameter is 5.943 inches. Featuring a hardness rating of 70.0 Shore Durometer A nominal, it strikes a balance between flexibility and durability, making it suitable for demanding environments. The elongation percentage is capped at 125 maximum, allowing for effective compression and sealing under pressure.

Features & Benefits

Features
  • Center hole diameter: 5.702 inches minimum to 5.772 inches maximum for versatile compatibility.
  • Rubber fluorosilicone Class FQ material for excellent chemical resistance.
  • Hardness rating of 70.0 Shore Durometer A nominal for optimal durability.
Benefits
  • Ensures a reliable seal in a range of applications.
  • Resists degradation from chemicals and temperature fluctuations.
  • Provides flexibility while maintaining structural integrity.

Technical Information

ATA Number

28,
47

ATA Chapter

Fuel
Nitrogen Generation System

ATA Group

Airframe Systems

ATA Section

INTEGRAL FUEL TANKS
FUEL VENT SYSTEM

NIIN

010435818

NSN

5331-01-043-5818

FSCG

5331

FSCG Category

O-Ring

Lead Time (Days)

188

Certification Status

CERTIFIED

ATA Part Number

M25988-1-162

CAGE Code

81349

Commercial Part

Yes

Harmonized Tariff Schedule Code

4016935010

Repairable

No

Specification Part Number

M25988-1-162

Supplier Part Number

M25988/1-162

Landing Gear Part

No

Leasable

No

Returnable

No

Aircraft Makes

Boeing

Aircraft Models

777-200
787
777-300
777-200ER

Shipping Details

ITAR Compliant

No

Part Explosive

No

ECCN

EAR99

Dry Ice

No
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Commercial Spares
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