Model: 7370018-4

Externally Relieved Body Screw

Special Features:

Altered item

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.250 inches

Fastener Length

0.750 inches

Head Style

Flat chamfer

Head Diameter

Between 0.176 inches and 0.183 inches

Head Height

Between 0.108 inches and 0.112 inches

First Diameter From Head

Between 0.078 inches and 0.082 inches

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

1.125 inches

Internal Drive Style

Hexagon

End Application

F-15i

Thread Diameter

0.112 inches

Width Across Flats

Between 0.937 inches and 0.957 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

160000 pounds per square inch

Hardness Rating

33.0 rockwell c and 42.0 rockwell c

Minimum Yield Strength

120000 pounds per square inch

Externally Relieved Body Diameter Quantity

Material

Iron alloy 660

Material Specification

Ams5731 assn standard 1st material response or ams5737 assn standard 2nd material response

Surface Treatment

Passivate

Surface Treatment Specification

Qq-p-35, type ii federal specification single treatment response

Thread Series Designator

Unrc

NSN

5305-01-444-6160

Part Number

7370018-4

Description

Screw,externally Relieved Body

CAGE

19133

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercut for thread relief). It is no. 0 (0.060 in.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below no. 10 (0.190 in.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also bolt, externally relieved body and bolt, internal wrenching.

Part 7370018-4 NSN 5305-01-444-6160

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:

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