Model: 57A0304

Internal Wrenching Bolt

Special Features:

0.5000 hardened to 35/40 rockwell c scale, thread hardened to 20/25 rockwell c scale

Properties:

Thread Class

Thread Direction

Right-hand

Fastener Length

Between 0.415 inches and 0.425 inches

Head Diameter

Between 0.499 inches and 0.500 inches

Hole Diameter

0.109 inches

First Diameter From Head

0.480 inches

Second Diameter From Head

Between 0.4995 inches and 0.5000 inches

Third Diameter From Head

Between 0.552 inches and 0.572 inches

Fourth Diameter From Head

Between 0.430 inches and 0.440 inches

Distance From Largest Bearing Surface Of Head To End Of First Diameter

Between 0.156 inches and 0.219 inches

Internal Drive Style

Hexagon

Width Across Flats

Between 0.250 inches and 0.253 inches

Hole Quantity

Hole Type

Drilled

Hole Configuration Style

Hexagon longitudinal hole

Material

Steel

Material Specification

5-317, 5-876, fscm 71321 mfr ref single material response

Surface Treatment

Cadmium

Surface Treatment Specification

H-s5, fscm 24692 mfr ref single treatment response

Test Data Document

24692-ca304 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)

NSN

5306-00-510-6334

Part Number

57A0304

Description

Bolt,internal Wrenching

CAGE

24692

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also screw, cap, socket head. Excludes setscrew; screw, shoulder; bolt, shoulder; screw, externally relieved body; bolt, externally relieved body; and screw, machine.

Part 57A0304 NSN 5306-00-510-6334

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06666

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:

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