Retainer, Packing, Peripheral Diameter 0.594 Inch Nominal, Cross-Sectional Height 0.060 Inch Minimum and 0.062 Inch Maximum

Part # MS28773-04

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The MS28773-04 Retainer Packing Backup is a durable component crafted from plastic tetrafluoroethylene. With a nominal peripheral diameter of 0.594" and a center hole diameter of 0.360", it reliably seals scarf-peripheral joints, ensuring optimal performance and leak prevention in aviation systems.
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Overview

The MS28773-04 Retainer Packing Backup is a high-quality component designed for effective sealing in various aviation applications. Constructed from durable plastic tetrafluoroethylene, this retainer features a square/rectangular cross-sectional shape, ensuring a reliable fit. With a peripheral diameter of 0.594 inches nominal and a center hole diameter of 0.360 inches nominal, it is engineered to meet the demands of scarf-peripheral joints. This packing backup is essential for maintaining optimal performance and preventing leaks in critical systems.

Features & Benefits

Features
  • Square/rectangular cross-sectional shape for a secure fit.
  • Constructed from durable plastic tetrafluoroethylene for enhanced longevity.
  • Peripheral diameter of 0.594 inches nominal for compatibility with various applications.
  • Center hole diameter of 0.360 inches nominal for precise installation.
Benefits
  • Ensures effective sealing to prevent leaks in critical systems.
  • Provides long-lasting performance in demanding aviation environments.
  • Facilitates easy installation and maintenance, reducing downtime.
  • Meets industry standards for reliability and quality assurance.

Technical Information

ATA Number

25,
28,
29,
32,
38,
47,
49,
78,
79

ATA Chapter

Equipment / Furnishings
Fuel
Hydraulic Power
Landing Gear
Water / Waste
Nitrogen Generation System
3 more

ATA Group

Airframe Systems
Power Plant

ATA Section

DOOR-MOUNTED ESCAPE SYSTEM
HYDRAULIC SYSTEMS A AND B
NOSE LANDING GEAR
HYDRAULIC BRAKE SYSTEM
Potable
WASTE TANK QUANTITY INDICATION
9 more

NIIN

002466403

NSN

5330-00-246-6403

FSCG

5330

FSCG Category

Packing and Gasket Materials

UNSPSC Code

31163200

UNSPSC Category

Retaining hardware

Lead Time (Days)

17

Product Class Description

Seal or packing retainer

Country of Origin

United States
Italy
India

Harmonized Tariff Schedule Code

3926904590

Manufacturer CAGE Code

@9999
ZZZZZ
09257
14566
3409Y
07128
1 more

Storage Required

No

Unit Of Measure

EA

Pieces Per Pound

0

DFAR Applicable

Yes

Revision Level Applicable

No

Product Class

311632

Material Composition

PTFE (POLYTETRAFLUOROETHYLENE)

Design Holder CAGE Code

96906

Design Holder

MS STANDARDS

Potential Alternates

00-246-6403
MS2877304
5330002466403
111917ITL

Aircraft Makes

Bell Helicopter
Bombardier
Boeing
Embraer
Cessna
Beech
1 more

Aircraft Models

767-200EM
737-800
747-200
757-300
767-200ER
CRJ-702ER
137 more

Shipping Details

Dry Ice

No

ECCN

EAR99

Proprietary Part

No

Hazmat

No
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Boeing Distribution Services
DISCLAIMER: Product information provided “as is.” Boeing may add, change, discontinue or remove this information at any time. Product photos may not be exact match to product delivered. See terms & conditions.