Nut, Self-Locking, Extended Washer, Hexagon

Part # NAS1291C6M

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The NAS1291C6M Lock Nut is a durable, corrosion-resistant fastening solution for aviation. Its low-height hex design ensures secure fastening up to 550°F, with a 0.375" thread size. Ideal for critical aerospace applications, it guarantees reliability in extreme conditions.
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Overview

The NAS1291C6M Lock Nut is a high-performance fastening solution designed for critical applications in the aviation industry. This low-height hexagon nut is constructed from corrosion-resistant steel and features a prevailing torque all-metal design, ensuring secure fastening under extreme conditions. With a temperature rating of up to 550 degrees Fahrenheit, it is suitable for various aerospace environments. The nut's precise dimensions, including a nominal thread size of 0.375 inches and a washer thickness of 0.030 inches, make it an ideal choice for reliable assembly and maintenance tasks.

Features & Benefits

Features
  • Constructed from corrosion-resistant steel for enhanced durability.
  • Low-height design for space-constrained applications.
  • Prevailing torque all-metal locking feature for secure fastening.
  • Temperature rating of 550 degrees Fahrenheit for high-performance use.
Benefits
  • Ensures long-lasting performance in demanding aviation environments.
  • Provides reliable fastening to enhance safety and reliability.
  • Resists corrosion, extending the lifespan of the nut.
  • Complies with industry standards, ensuring quality and performance.

Technical Information

ATA Number

21,
25,
54,
71,
72,
78,
79

ATA Chapter

Air Conditioning
Equipment / Furnishings
Nacelles / Pylons
Power Plant
Engine Turbine / Turbo Prop Ducted Fan / Unducted Fan
Exhaust
1 more

ATA Group

Airframe Systems
Structure
Power Plant

ATA Section

MAIN DISTRIBUTION MANIFOLD
RECIRCULATION SYSTEM
AIR CYCLE SYSTEM
RAM AIR SYSTEM
CONDITIONED AIR TEMPERATURE CONTROL SYSTEM
TEMPERATURE INDICATING SYSTEM
5 more

NIIN

008790669

NSN

5310-00-879-0669

FSCG

5310

FSCG Category

Nuts and Washers

UNSPSC Code

31161700

UNSPSC Category

Nuts

Lead Time (Days)

444

Product Class Description

Nuts

Country of Origin

United States
Italy

Harmonized Tariff Schedule Code

7318160060

Manufacturer CAGE Code

52828
27238
15653
A3856

Storage Required

No

Unit Of Measure

EA

Pieces Per Pound

0

DFAR Applicable

Yes

Revision Level Applicable

No

Product Class

31161700

Material Composition

CRES

Design Holder CAGE Code

80205

Design Holder

NATIONAL AEROSPACE STANDARDS

Potential Alternates

AFXNAS1291C6M
KAYNAS1291C6M
AFGNAS1291C6M
NAS1291-C6M
5310008790669
HPGNAS1291C6M
3 more

Aircraft Makes

Embraer
Airbus
McDonnell Douglas
Boeing

Aircraft Models

777-200LR
ERJ-170-100 SE
767-400ER
A321-200 NEO
737NG-800MMA
ERJ-170-200 SU
59 more

Engine Makes

IAE

Engine Models

V2500-A1
V2500-A5

Shipping Details

Dry Ice

No

ECCN

EAR99

Proprietary Part

No

Hazmat

No
Buy now from
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.