Model: 540332-121

Hexagon Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque with nonmetallic insert

Nut Height

0.188 inches

Width Across Flats

Between 0.302 inches and 0.314 inches

Tempurature Rating

250.0 degrees fahrenheit

Thread Series

Unc

Thready Qty Per Inch (tpi)

Hardness Rating

Not rated

Thread Size

0.138 inches

Bearing Surface Type

Any acceptable

Material

Aluminum alloy nut

Material

Plastic polyamide locking insert

Surface Treatment

Anodize nut

NSN

5310-00-660-3379

Part Number

540332-121

Description

Nut,self-locking,hexagon

CAGE

14100

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes nut (1), self-locking, cap.

Part 540332-121 NSN 5310-00-660-3379

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

05277

FIIG:

A021A0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

013540

UFC:

05680

LTL:

70.0

LCL:

70.0

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7616995095
SITC: 69979
End Use: Finished metal shapes
NAICS: 332999
USDA: 1

Freight Class: Articles of aluminum nesoi