Model: 54721

Setscrew

Special Features:

Hole 0.312 in. Diameter by 0.406 in. Lg along longitudinal axis in thd end

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.217 inches and 0.338 inches

Fastener Length

0.703 inches

Head Style

Headless (setscrew)

Point Style

Flat

Internal Drive Style

Hexagon

Thread Diameter

0.500 inches

Width Across Flats

Between 0.250 inches and 0.255 inches

Thready Qty Per Inch (tpi)

Hardness Rating

80.0 rockwell b and 100.0 rockwell b

Material

Steel comp 1212

Thread Series Designator

Uns

NSN

5305-00-025-6234

Part Number

54721

Description

Setscrew

CAGE

73030

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 54721 NSN 5305-00-025-6234

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:

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