Model: 1685140-3

Round Plain Nut

Properties:

Thread Class

Thread Direction

Left-hand

Counterbore Diameter

0.845 inches base

Drive Point Depth

0.040 inches

Nut Style

Round

Nut Diameter

Between 0.998 inches and 0.999 inches

Nut Thickness

0.313 inches

Drive Point Width

0.090 mils and 0.100 centimeters

Drive Point Quantity

Nut Counterbore Depth

0.040 inches base

Thread Series

Unjef

Thready Qty Per Inch (tpi)

Hardness Rating

Between 34.0 rockwell c and 38.0 rockwell c

Thread Size

0.750 inches

Material

Steel comp 4130

Material Specification

Mil-s-6758 military specification single material response

Surface Treatment

Oxide

Surface Treatment Specification

Mil-c-13924, cl 1 military specification single treatment response

NSN

5310-01-054-0842

Part Number

1685140-3

Description

Nut,plain,round

CAGE

98889

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 1685140-3 NSN 5310-01-054-0842

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

3.1000lbs

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

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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