Model: 938.07.18.144

Hexagon Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all metal design or prevailing torque with metallic insert

Nut Style

Hexagon

Nut Height

Between 0.312 inches and 0.328 inches

Width Across Flats

Between 0.428 inches and 0.440 inches

Tempurature Rating

250.0 degrees fahrenheit

Thread Series

Unf

Thready Qty Per Inch (tpi)

Hardness Rating

Not rated

Thread Size

0.250 inches

Bearing Surface Type

Any acceptable

Material

Steel

NSN

5310-01-073-8613

Part Number

938.07.18.144

Description

Nut,self-locking,hexagon

CAGE

S4080

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 938.07.18.144 NSN 5310-01-073-8613

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:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

573

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7318160000
SITC: 69421
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Nuts of iron or steel