Model: 6477-63

Hexagon Head Cap Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.750 inches and 0.938 inches

Fastener Length

1.500 inches

Head Style

Hexagon

Head Height

Between 0.150 inches and 0.163 inches

Width Between Flats

Between 0.428 inches and 0.438 inches

End Application

Mrap rg-33

End Application

Mrap rg-33; mrap - m-atv with cs13 pop and sne; mrap - cougar tow

Thread Diameter

0.250 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

150000 pounds per square inch

Hardness Rating

32.0 rockwell c and 38.0 rockwell c

Hardness Rating

32.0 rockwell c and 38.0 rockwell c

Minimum Yield Strength

120000 pounds per square inch

Surface Finish

63.0 microinches threads

Material

Steel

Material Specification

Sae gr 8 assn standard single material response

Surface Treatment

Zinc and chromate

Surface Treatment

Zinc and chromate

Surface Treatment Specification

Astm b633 type 2 sc 3 assn standard single treatment response

Thread Series Designator

Unc

Nondefinitive Specification/std Data

2 type and 10p style and 8 grade

NSN

5305-00-071-2509

Part Number

6477-63

Description

Screw,cap,hexagon Head

CAGE

D9182

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. the threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. the thread length being the controlled dimension, the grip length is not specified. a locking feature may be incorporated in the design of the head or threads. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. excludes bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

Part 6477-63 NSN 5305-00-071-2509

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

18257

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:

2.4000lbs

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:

Trailers/Vehicles

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Multiplexer
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Test Set Subassembly
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Semitrailer Mounted Petroleum Laboratory
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Diesel Engine Generator Set
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Electric And Hydraulic System Components Test Stand
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Aircraft Cargo Loading-unloading Truck
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Radio Terminal Set
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Flight Control System Test Set
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Rotary Compressor Unit
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Utility Truck
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Hydraulic System Components Test Stand
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Semitrailer Mounted Electronic Shop
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Radio Set
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Automatic Gas Alarm
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Trailer Mounted Field Kitchen
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Diesel Engine Generator Set
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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