Model: 58A63C62

Internally Relieved Body Bolt

Special Features:

Counterbore at thd end 0.247 in. Min 0.253 in. Max diameter 0.200 in. Deep

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.500 inches

Fastener Length

Between 1.150 inches and 1.180 inches

Head Style

Square

Head Height

Between 0.390 inches and 0.410 inches

Width Between Flats

Between 0.747 inches and 0.753 inches

Counterbore Diameter

0.515 inches

Counterbore Depth

0.120 inches

Concentric Hole Diameter

Between 0.164 inches and 0.170 inches

Thread Diameter

0.375 inches

Thready Qty Per Inch (tpi)

Hardness Rating

34.0 rockwell c and 38.0 rockwell c

Material

Steel comp 4140

Material Specification

Mil-s-5626 military specification single material response

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416, type 2 cl 2 federal specification all treatment responses

Style Designator

Concentric hole unthreaded

Thread Series Designator

Unf

NSN

5306-00-973-0129

Part Number

58A63C62

Description

Bolt,internally Relieved Body

CAGE

10001

An externally threaded fastener whose external threaded portion is of one nominal diameter. It has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. The concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. The head is designed to be held or driven by an external and/or internal driver. For items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see bolt, fluid passage.

Part 58A63C62 NSN 5306-00-973-0129

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06676

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