Model: M1643

Setscrew

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.500 inches

Fastener Length

0.750 inches

Head Style

Hexagon

Head Height

0.062 inches

Width Between Flats

0.125 inches

Point Length

0.250 inches

Point Style

Ball

Internal Drive Style

W/o internal drive

Thread Diameter

0.099 inches

Thready Qty Per Inch (tpi)

Material

Copper alloy

Material Specification

Qq-b-626 federal specification single material response

Thread Series Designator

Unf

NSN

5305-00-019-5863

Part Number

M1643

Description

Setscrew

CAGE

98810

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

Part M1643 NSN 5305-00-019-5863

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06672

FIIG:

A003B0

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:

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:

096630

UFC:

50590

LTL:

70.0

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7415338550
SITC: 69433
End Use: Finished metal shapes
NAICS: 332722
USDA: 1

Freight Class: Other copper screws (not for wood) bolts and nuts