638811 Nut

United Technologies Corporation

Part # 638811

Commercial Spares
+More
The 638811 nut for the KC-46 is crafted from a robust iron alloy with a silver finish, featuring a floating nut design for easy installation. It has a nominal thread size of 0.190 inches, 32 threads/inch, and a hardness of 28.0 Rockwell C, ensuring durability. FAA certified for safety!
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Overview

The 638811 nut is engineered for the KC-46 aircraft, featuring a robust iron alloy 660 shell with a silver surface treatment. This component incorporates a floating nut design, allowing for flexibility during installation. With a nominal thread size of 0.190 inches and a thread quantity of 32 per inch, it ensures compatibility with several applications. The hardness rating of 28.0 Rockwell C minimum guarantees durability under operational conditions. The mounting hole diameter ranges from 0.098 inches to 0.103 inches, while the counterbore diameter is a minimum of 0.194 inches. This nut is FAA certified, ensuring compliance with aviation standards.

Features & Benefits

Features
  • Floating nut design for excellent installation flexibility.
  • Durable iron alloy 660 shell with a silver surface treatment.
  • FAA certified for use in aviation applications.
Benefits
  • Ensures reliable performance in demanding environments.
  • Facilitates easy installation with precise mounting specifications.
  • Meets stringent aviation standards for safety and reliability.

Technical Information

ATA Number

72,
73,
74,
75,
77,
79,
80

ATA Chapter

Engine Turbine / Turbo Prop Ducted Fan / Unducted Fan
Engine Fuel and Control
Ignition
Air
Engine Indicating
Oil
1 more

ATA Group

Power Plant

ATA Section

General
FAN FRAME
HIGH PRESSURE COMPRESSOR ROTOR
HIGH PRESSURE COMPRESSOR FRONT STATOR
COMBUSTION CASE
HIGH PRESSURE TURBINE SHROUD AND 1ST-STAGE LOW PRESSURE TURBINE NOZZLE
12 more

NIIN

001524599

NSN

5310-00-152-4599

FSCG

5310

FSCG Category

Nuts and Washers

Lead Time (Days)

119

Certification Status

CERTIFIED

CAGE Code

77445

Harmonized Tariff Schedule Code

7318160085

Repairable

No

Supplier Part Number

638811

Aircraft Makes

Boeing

Aircraft Models

747-400ERF
767-200EM
777-300
767-300EREM
767-300
777-200ER
15 more

Engine Makes

Pratt & Whitney

Engine Models

PW4056
PW4164
PW4050
PW4052-3
PW4052
PW4170
11 more

Shipping Details

ECCN

9A991.d
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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.