Model: 74XZ6-8

Tapping Screw

Properties:

Fastener Length

0.500 inches

Head Diameter

Between 0.240 inches and 0.260 inches

Head Height

Between 0.091 inches and 0.103 inches

Internal Drive Style

Cross recess type 1

Features Provided

Casehardened

Nonmachine Thread Style

Dog type (type b or c)

Nonmachine Thread Diameter

0.138 inches

Material

Steel comp 4130

Material Specification

An-qq-s-685 cond n federal specification single material response

Surface Treatment

Cadmium or zinc

NSN

5305-00-167-2301

Part Number

74XZ6-8

Description

Screw,tapping

CAGE

45722

A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes screw, assembled washer.

Part 74XZ6-8 NSN 5305-00-167-2301

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

41756

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: 7318140000
SITC: 69421
End Use: Iron and steel products, other
NAICS: 332722
USDA: 1

Freight Class: Self-tapping screws of iron or steel