Model: 639AS516-1

Round Plain Nut

Properties:

Thread Class

Thread Direction

Right-hand

Drive Point Depth

0.034 inches

Nut Style

Round

Nut Diameter

Between 0.356 inches and 0.362 inches

Nut Thickness

Between 0.081 inches and 0.085 inches

Drive Point Width

0.061 mils and 0.077 centimeters

Drive Point Quantity

Thread Series

Uns

Thready Qty Per Inch (tpi)

Thread Size

0.250 inches

Countersink Angle

85.0 degrees and 90.0 degrees

Material

Magnesium alloy az31b

Material Specification

Qq-m-31 federal specification single material response

NSN

5310-01-139-6495

Part Number

639AS516-1

Description

Nut,plain,round

CAGE

30003

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 639AS516-1 NSN 5310-01-139-6495

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.:

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:

Equipment for Aircraft

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Schedule B and Export

Schedule B: 8104900000
SITC: 69994
End Use: Finished metal shapes
NAICS: 331491
USDA: 1

Freight Class: Magnesium, wrought