Model: A4819-3

Socket Head Cap Screw

Special Features:

Bearing surface 0f head chamfered t0 shank diameter at 20 deg

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.188 inches

Fastener Length

Between 0.171 inches and 0.203 inches

Head Style

Flat chamfer

Head Diameter

Between 0.200 inches and 0.205 inches

Head Height

Between 0.122 inches and 0.125 inches

Hole Diameter

0.031 inches

Spline Minor Diameter

Between 0.096 inches and 0.098 inches

Spline Major Diameter

Between 0.113 inches and 0.115 inches

Spline Width

Between 0.023 inches and 0.025 inches

Internal Drive Style

Six spline

Thread Diameter

0.250 inches

Hole Quantity

Hole Type

Drilled

Thready Qty Per Inch (tpi)

Hole Configuration Style

Round

Surface Finish

16.0 microinches bearing surface of head

Material

Steel comp 4037

Material Specification

Ams 6300 assn standard single material response

Surface Treatment

Cadmium

Surface Treatment Specification

Ams 2400 assn standard single treatment response

Thread Series Designator

Unc

NSN

5305-00-921-0930

Part Number

A4819-3

Description

Screw,cap,socket Head

CAGE

96429

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 A4819-3 NSN 5305-00-921-0930

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.1000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

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: 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