Model: 2057053

Hexagon Self-locking Nut

Properties:

Thread Class

Thread Direction

Right-hand

Locking Feature

Prevailing torque with nonmetallic insert

Nut Style

Hexagon

Nut Height

0.470 inches

Width Across Flats

Between 1.345 inches and 1.375 inches

Thread Series

Thready Qty Per Inch (tpi)

Thread Size

1.062 inches

Bearing Surface Type

Chamfered or washer faced

Part Name Assigned By Controlling Agency

Navy special project

Material

Plastic polyamide locking insert and steel comp 303 locking insert

Material

Plastic polyamide and steel comp 303 locking insert

Surface Treatment

Passivate nut

Surface Treatment Specification

171, fin. 5.4.1 military standard single treatment response nut

NSN

5310-00-238-9979

Part Number

2057053

Description

Nut,self-locking,hexagon

CAGE

10001

Part 2057053 NSN 5310-00-238-9979

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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