Model: 53D250207-11

Setscrew

Special Features:

Unthreaded shank undercut to 0.230 in. Min, 0.235 in. Max dia

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.660 inches

Fastener Length

Between 1.490 inches and 1.510 inches

Head Style

Flat chamfer

Head Diameter

Between 0.457 inches and 0.468 inches

Head Height

Between 0.306 inches and 0.312 inches

Point Length

0.090 inches

Point Style

Flat

Internal Drive Style

Slot

Thread Diameter

0.312 inches

Width Across Flats

0.250 inches

Thready Qty Per Inch (tpi)

Hardness Rating

36.0 rockwell c

Point Chamfer Angle

45.0 degrees

Material

Steel

Surface Treatment

Cadmium

Surface Treatment Specification

Qq-p-416, type 1, cl 1 federal specification single treatment response

Thread Series Designator

Unf

NSN

5305-00-449-2475

Part Number

53D250207-11

Description

Setscrew

CAGE

76301

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 53D250207-11 NSN 5305-00-449-2475

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:

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:

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