Model: CD-659

Round Plain Nut

Properties:

Thread Class

Thread Direction

Right-hand

Nut Style

Round

Nut Diameter

Between 0.371 inches and 0.373 inches

Nut Thickness

0.312 inches

Width Across Flats

0.282 inches

Thread Series

Unf

Thready Qty Per Inch (tpi)

Hardness Rating

Between 32.0 rockwell c and 36.0 rockwell c

Thread Size

0.190 inches

Countersink Angle

45.0 degrees nut

Part Name Assigned By Controlling Agency

Navy special project

Material

Steel comp 4130

Material Specification

Mil-s-6758, cond c4 military specification single material response

Surface Treatment

Cadmium

Surface Treatment Specification

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

Test Data Document

08484-abqc-290-4 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing) or 08484-abqc-290-838 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)

NSN

5310-00-828-4425

Part Number

CD-659

Description

Nut,plain,round

CAGE

08484

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

Part CD-659 NSN 5310-00-828-4425

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

15887

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: 7318160000
SITC: 69421
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Nuts of iron or steel