Model: S828-12

Socket Head Cap Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.531 inches

Fastener Length

1.344 inches

Head Style

Flat countersunk

Head Diameter

0.630 inches

Shank Unthreaded Hole Diameter

1.172 inches first hole

Internal Drive Style

Hexagon

Thread Diameter

0.312 inches

Width Across Flats

0.188 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

160000 pounds per square inch

Hardness Rating

36.0 rockwell c and 40.0 rockwell c

Countersink Angle

100.0 degrees

Distance From Head Largest Bearing Surface To Shank Hole Center

0.076 inches first hole

Material

Steel comp e4340

Material Specification

Mil-s-5000 military specification single material response

Surface Treatment

Cadmium

Thread Series Designator

Unf

NSN

5305-00-558-7675

Part Number

S828-12

Description

Screw,cap,socket Head

CAGE

26512

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 S828-12 NSN 5305-00-558-7675

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

50.0

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