Model: 74A410779-2001

Internally Relieved Body Bolt

Special Features:

Slot in point 0.290 in. Depth, 0.125 in. Min dia, 0.130 in. Max dia; undercut between head and shoulder 0.100 in. Nom width, 0.610 in. Min dia, 0.615 in. Max dia; undercut between shoulder and point 0.075 in. Nom width, 0.470 in. Min dia, 0.480 in. Max dia

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.225 inches

Fastener Length

Between 1.565 inches and 1.575 inches

Head Style

Dee chamfer

Head Diameter

0.875 inches

Head Height

0.310 inches

Distance From Centerline To Flat

Between 0.370 inches and 0.375 inches

Shoulder Diameter

Between 1.270 inches and 1.288 inches

Shoulder Length

Between 0.655 inches and 0.670 inches

Concentric Hole Diameter

Between 0.375 inches and 0.377 inches

Thread Diameter

0.562 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

180000 pounds per square inch

Material

Steel comp e4340

Material Specification

Mil-s-8844 military specification single material response

Style Designator

Concentric hole unthreaded

Thread Series Designator

Unjf

NSN

5306-01-186-9077

Part Number

74A410779-2001

Description

Bolt,internally Relieved Body

CAGE

13002

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 74A410779-2001 NSN 5306-01-186-9077

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:

0.2000lbs

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