Model: NAS1758-L20-M

Extended Washer Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque all nonmetallic design

Washer Outside Diameter

2.075 inches

Overall Height

1.510 inches

Nut Style

Double hexagon

Washer Thickness

0.210 inches

End Application

2355-01-559-0791

Width Across Flats

1.699 inches

Thread Series

Unjf

Thready Qty Per Inch (tpi)

Thread Size

1.250 inches

Part Name Assigned By Controlling Agency

Nut self locking extended washer double hexagon

Material

Steel comp 601 and steel comp h11

NSN

5310-01-620-7342

Part Number

NAS1758-L20-M

Description

Nut,self-locking,extended Washer

CAGE

80205

A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.

Part NAS1758-L20-M NSN 5310-01-620-7342

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

29729

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

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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