Model: 2257

Hexagon Self-locking Nut

Properties:

Thread Direction

Right-hand

Nut Style

Hexagon

Nut Height

0.125 inches

End Application

3825-01-577-2713 distributor, water, tank type

Width Across Flats

0.594 inches

Bearing Surface Type

Flat

Part Name Assigned By Controlling Agency

Locknut, pg7, nickle plated, brass

Material

Copper alloy

Surface Treatment

Nickel

NSN

5310-01-590-0059

Part Number

2257

Description

Nut,self-locking,hexagon

CAGE

5Z152

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 2257 NSN 5310-01-590-0059

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: 7415338550
SITC: 69433
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Other copper screws (not for wood) bolts and nuts