Model: 2578585-001A

Internally Relieved Body Bolt

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.556 inches

Fastener Length

3.931 inches

Head Style

Hexagon

Head Height

0.250 inches

Width Between Flats

Between 1.240 inches and 1.253 inches

Shoulder Diameter

Between 0.873 inches and 0.875 inches

Shoulder Length

3.375 inches

Shank Unthreaded Hole Diameter

0.141 inches first hole

Concentric Hole Diameter

0.400 inches

Thread Diameter

0.750 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

280000 pounds per square inch

Distance From Head Largest Bearing Surface To Shank Hole Center

3.744 inches first hole

Material

Steel

Material Specification

Ce-0896 fscm 06848 mfr ref single material response

Surface Treatment

Cadmium

Surface Treatment Specification

Cp-0400 type 2 fscm 06848 mfr ref single treatment response

Style Designator

Concentric hole unthreaded

Thread Series Designator

Unjf

NSN

5306-00-757-5624

Part Number

2578585-001A

Description

Bolt,internally Relieved Body

CAGE

17576

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 2578585-001A NSN 5306-00-757-5624

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:

0.7000lbs

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