Model: A10399

Round Plain Nut

Properties:

Thread Pitch Diameters

+0.2202/+0.2237 inches

Thread Direction

Right-hand

Counterbore Diameter

0.250 inches nut and 0.260 inches nut

Drive Point Depth

Between 0.146 inches and 0.166 inches

Nut Style

Round

Nut Diameter

Between 0.435 inches and 0.440 inches

Nut Thickness

Between 0.428 inches and 0.448 inches

Drive Point Width

Between 0.102 inches and 0.107 inches

Drive Point Quantity

Nut Counterbore Depth

0.060 inches nut and 0.070 inches nut

Thread Series

Uns

Thready Qty Per Inch (tpi)

Hardness Rating

Between 50.0 rockwell d and 60.0 rockwell d

Thread Size

0.250 inches

Material

Steel comp 1137 or steel comp 1141

Material Specification

Qq-s-637 federal specification all material responses

Surface Treatment

Phosphate

NSN

5310-00-501-3526

Part Number

A10399

Description

Nut,plain,round

CAGE

U4574

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 A10399 NSN 5310-00-501-3526

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:

0.1000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

AM 5013526

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