Model: 318546-1

Hexago Extended Washer Plain Nut

Properties:

Thread Class

Thread Direction

Left-hand

Washer Outside Diameter

2.625 inches

Overall Height

2.000 inches

Nut Style

Hexagon

Washer Thickness

1.250 inches

Width Across Flats

2.250 inches

Thread Series

Thready Qty Per Inch (tpi)

Hardness Rating

Between 26.0 rockwell c and 32.0 rockwell c

Thread Size

1.750 inches

Material

Steel comp 4130

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416, type 2, class 1 federal specification single treatment response

NSN

5310-00-881-8435

Part Number

318546-1

Description

Nut,plain,extended Washer,hexago

CAGE

80020

A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.

Part 318546-1 NSN 5310-00-881-8435

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

04889

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:

1.9000lbs

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:

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