Model: 26H2-4

Tapping Screw

Special Features:

Triangle /taptite) shape threads

Properties:

Fastener Length

0.250 inches

Head Style

Round

Head Diameter

Between 0.240 inches and 0.260 inches

Head Height

Between 0.091 inches and 0.103 inches

Internal Drive Style

Slot

Min. Tensile Strength (psi)

132000 pounds per square inch

Hardness Rating

65.0 rockwell b and 75.0 rockwell b

Nonmachine Thread Diameter

0.138 inches

Part Name Assigned By Controlling Agency

Screw, tapping

Material

Steel comp 1022

Material Specification

66 federal standard 1st material response or aisi assn standard 2nd material response or sae assn standard 3rd material response

Surface Treatment

Cadmium

NSN

5305-00-936-0013

Part Number

26H2-4

Description

Screw,tapping

CAGE

38597

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 26H2-4 NSN 5305-00-936-0013

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:

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

Freight Class: Self-tapping screws of iron or steel