Model: 1784551-2

Setscrew

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.068 inches and 0.088 inches

Fastener Length

Between 0.068 inches and 0.088 inches

Head Style

Headless (setscrew)

Spline Minor Diameter

Between 0.0255 inches and 0.0260 inches

Spline Major Diameter

Between 0.034 inches and 0.035 inches

Spline Width

Between 0.0115 inches and 0.0120 inches

Point Style

Flat

Internal Drive Style

Four spline

Thread Diameter

0.060 inches

Thready Qty Per Inch (tpi)

Hardness Rating

45.0 rockwell c and 53.0 rockwell c

Material

Steel

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416, type 2, cl 3 federal specification all treatment responses

Thread Series Designator

Unf

NSN

5305-00-385-5240

Part Number

1784551-2

Description

Setscrew

CAGE

07187

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 1784551-2 NSN 5305-00-385-5240

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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Schedule B and Export

Schedule B: 7318152000
SITC: 69421
End Use: Iron and steel products, other
NAICS: 332722
USDA: 1

Freight Class: Bolts and bolts and their nuts or washers exported in the same shipment