Model: 8247-8-4

Externally Relieved Body Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.313 inches

Fastener Length

Between 0.350 inches and 0.370 inches

Head Style

Flat chamfer

Head Diameter

0.438 inches

Head Height

Between 0.105 inches and 0.115 inches

First Diameter From Head

Between 0.175 inches and 0.185 inches

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

Between 0.037 inches and 0.057 inches

Internal Drive Style

Cross recess type 1

Thread Diameter

0.250 inches

Thready Qty Per Inch (tpi)

Externally Relieved Body Diameter Quantity

Material Specification

Qq-s-633 federal specification single material response

Thread Series Designator

Unc

NSN

5305-00-550-4938

Part Number

8247-8-4

Description

Screw,externally Relieved Body

CAGE

81336

Part 8247-8-4 NSN 5305-00-550-4938

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

01852

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:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

50.0

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

Pricing & Availability Check

Submit this form for stock availability and pricing.

How to Order

Ordering from buyaircraftparts.com

If you would like to order this externally relieved body screw (NSN 5305-00-550-4938) please submit the pricing and availability form above to receive an up to date quote by email. If you agree to the pricing and terms you can e-sign your order online!

We are pleased to have the opportunity to serve you.

Have a Question

Hours:	08:00-18:00 Eastern Standard Time
Phone:	+1 470-231-0824
Email:	Contact Form »