Model: 72531-3F-6D

Socket Head Cap Screw

Special Features:

Low head; heat treated

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.375 inches

Fastener Length

0.470 inches

Head Style

Pan no. 2

Head Diameter

Between 0.307 inches and 0.312 inches

Head Height

Between 0.092 inches and 0.098 inches

Internal Drive Style

Hexagon

Thread Diameter

0.190 inches

Width Across Flats

0.0938 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

170000 pounds per square inch

Hardness Rating

38.0 rockwell c

Minimum Yield Strength

150000 pounds per square inch

Material

Steel

Surface Treatment

Cadmium

Thread Series Designator

Unrc

NSN

5305-01-384-9902

Part Number

72531-3F-6D

Description

Screw,cap,socket Head

CAGE

56878

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.

Part 72531-3F-6D NSN 5305-01-384-9902

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

16282

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:

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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