Model: 128854-3

Internal Wrenching Bolt

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.110 inches

Fastener Length

0.410 inches

Head Diameter

0.250 inches

First Diameter From Head

0.150 inches

Distance From Largest Bearing Surface Of Head To End Of First Diameter

0.070 inches

Internal Drive Style

Hexagon

Thread Diameter

0.190 inches

Width Across Flats

Between 0.156 inches and 0.159 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

140000 pounds per square inch

Externally Relieved Body Diameter Quantity

Surface Finish

16.0 microinches bearing surface of head

Surface Finish

32.0 microinches grip

Material

Steel comp 4130

Material Specification

Mil-s-6758 military specification single material response

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416, ty2 cl2 federal specification single treatment response

Thread Series Designator

Uns

NSN

5306-01-127-3741

Part Number

128854-3

Description

Bolt,internal Wrenching

CAGE

09205

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also screw, cap, socket head. Excludes setscrew; screw, shoulder; bolt, shoulder; screw, externally relieved body; bolt, externally relieved body; and screw, machine.

Part 128854-3 NSN 5306-01-127-3741

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06666

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:

573

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