Boeing MS27129-9 Washer, Countersunk

Military Standards

Part # MS27129-9

The MS27129-9 countersunk washer offers corrosion-resistant steel construction, precision dimensions (OD: 0.521"-0.541", hole: 0.159"-0.169"), and a hardness of 104 Brinell, ensuring reliable fastening with an appealing flush design.
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Overview

The MS27129-9 countersunk washer is engineered for applications that demand a dependable fastening solution. Made from corrosion-resistant steel, this component offers durability and longevity across diverse environments. The countersunk design allows for a flush finish, reducing protrusions and enhancing aesthetic appeal. With precise dimensions, including an outside diameter of 0.521 inches to 0.541 inches and a hole diameter of 0.159 inches to 0.169 inches, this washer is suitable for several assembly requirements. The hardness rating of 104.0 Brinell standard minimum ensures reliable performance under load.

Features & Benefits

Features
  • Constructed from corrosion-resistant steel for excellent durability.
  • Countersunk design for a flush finish and improved aesthetics.
  • Precise dimensions for a reliable fit in assembly applications.
Benefits
  • Increases the lifespan of assemblies by preventing corrosion.
  • Improves the overall appearance of installations with a flush finish.
  • Delivers dependable performance under varying load conditions.

Technical Information

ATA Number

25

ATA Chapter

Equipment / Furnishings

ATA Group

Airframe Systems

ATA Section

LAVATORY AREA

NIIN

008892546

NSN

5310-00-889-2546

FSCG

5310

FSCG Category

Nuts and Washers

Lead Time (Days)

194

Multi Spec

MS27129

Certification Status

CERTIFIED

ATA Part Number

MS27129-9

CAGE Code

96906

Commercial Part

Yes

Harmonized Tariff Schedule Code

7318220000

Repairable

No

Specification Part Number

MS27129-9

Supplier Part Number

MS27129-9

Landing Gear Part

No

Leasable

No

Returnable

No

Aircraft Makes

Boeing

Aircraft Models

777-200ER
767-300EREM
767-300

Shipping Details

ITAR Compliant

No

Part Explosive

No

ECCN

EAR99

Dry Ice

No
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Commercial Spares
Product information provided "as is", and Boeing may add, change, discontinue or remove product information at any time. Product photos may not be exact match to product delivered. See terms & conditions.