Model: HM-40840

Round Plain Nut

Special Features:

Two 1/4-20 nc tapped holes located on periphery 180 degrees apart with set screws

Properties:

Thread Class

Thread Direction

Left-hand

Counterbore Diameter

1.062 inches nut

Drive Point Depth

0.312 inches

Nut Style

Round

Nut Diameter

1.500 inches

Nut Thickness

1.812 inches

Drive Point Quantity

Nut Counterbore Depth

1.312 inches nut

Drive Point Diameter

0.250 inches

Thread Series

Unf

Thready Qty Per Inch (tpi)

Thread Size

1.000 inches

Material

Steel

Material Specification

Mil-s-890 military specification single material response

NSN

5310-00-685-3291

Part Number

HM-40840

Description

Nut,plain,round

CAGE

53660

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 HM-40840 NSN 5310-00-685-3291

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:

0.2000lbs

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