Model: 579159

Socket Head Cap Screw

Special Features:

Six 0.040 in. Diameter holes in head equally spaced, head periphery undercut to 0.600 in. Diameter by 0.050 in. W located 0.062 in. From top, shoulder 0.412 in. Diameter by 0.075 in. W

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.450 inches

Fastener Length

0.625 inches

Head Style

Flat chamfer

Head Diameter

0.690 inches

Head Height

0.135 inches

Locking Feature

Pellet threads

Internal Drive Style

Hexagon

Thread Diameter

0.375 inches

Width Across Flats

0.221 inches

Thready Qty Per Inch (tpi)

Material

Steel comp 4340

Thread Series Designator

Unf

NSN

5305-00-056-3915

Part Number

579159

Description

Screw,cap,socket Head

CAGE

73030

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 579159 NSN 5305-00-056-3915

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:

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:

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