Model: 4421-M10-F85

Externally Relieved Body Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.156 inches

Fastener Length

0.625 inches

Head Style

Round

Head Diameter

Between 0.166 inches and 0.183 inches

Head Height

Between 0.088 inches and 0.107 inches

First Diameter From Head

Between 0.073 inches and 0.083 inches

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

Between 0.459 inches and 0.479 inches

Internal Drive Style

Slot

Thread Diameter

0.112 inches

Thready Qty Per Inch (tpi)

Externally Relieved Body Diameter Quantity

Part Name Assigned By Controlling Agency

Navy special project

Material

Steel comp 1109 or steel comp 1110 or steel comp 1116 or steel comp 1117 or steel comp 1118 or steel comp 1119 or steel comp 1132 or steel comp 1137 or steel comp 1139 or steel comp 1140 or steel comp 1141 or steel comp 1144 or steel comp 1145 or steel comp 1146 or steel comp 1151 or steel comp 1211 or steel comp 1212 or steel comp 1213 or steel comp 1215 or steel comp 12l14

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

Qq-p-416 type 2 cl 2 federal specification single treatment response

Thread Series Designator

Unc

NSN

5305-01-165-7519

Part Number

4421-M10-F85

Description

Screw,externally Relieved Body

CAGE

04729

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 4421-M10-F85 NSN 5305-01-165-7519

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:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

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:

713

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