Model: 57303-2

Setscrew

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

1.250 inches

Fastener Length

1.250 inches

Head Style

Hexagon

Head Height

0.750 inches

Width Between Flats

0.312 inches

Point Style

Cone

Internal Drive Style

W/o internal drive

Thread Diameter

0.250 inches

Thready Qty Per Inch (tpi)

Hardness Rating

57.0 rockwell c and 62.0 rockwell c

Material

Steel

Material Specification

Qq-t-570 ty a2 federal specification single material response

Thread Series Designator

Unf

NSN

5305-01-070-1104

Part Number

57303-2

Description

Setscrew

CAGE

09205

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 57303-2 NSN 5305-01-070-1104

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