Model: 490128

Double Extended Washer Plain Nut

Properties:

Thread Pitch Diameters

+0.3340/+0.3413 inches

Thread Direction

Right-hand

Washer Outside Diameter

Between 0.584 inches and 0.604 inches

Overall Height

Between 0.454 inches and 0.474 inches

Nut Style

Double hexagon

Washer Thickness

Between 0.075 inches and 0.085 inches

Width Across Flats

Between 0.492 inches and 0.502 inches

Thread Series

Unf

Thready Qty Per Inch (tpi)

Thread Size

0.375 inches

Material

Steel comp 8740

Material Specification

Ams 6322 assn standard single material response

Surface Treatment

Cadmium

NSN

5310-00-941-9644

Part Number

490128

Description

Nut,plain,extended Washer,double

CAGE

019L2

A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery.

Part 490128 NSN 5310-00-941-9644

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

04888

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:

0.1000lbs

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

End Items End applications NSN 5310-00-941-9644 is a component of

Aircraft Tf-30 Engine
Ec-135h/k/p) Aircraft Tf33-pw-102 (c-135e Engine
B-52h) Aircraft Tf33-p-3/5/9 (c/ec-135 Engine
Tf-33-p-7 (c-141a/b) Aircraft Engine

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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