Model: NAS1801-08-19

Machine Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 1.140 inches and 1.155 inches

Fastener Length

Between 1.172 inches and 1.219 inches

Head Style

Hexagon

Head Height

Between 0.096 inches and 0.110 inches

Width Between Flats

Between 0.243 inches and 0.251 inches

Internal Drive Style

Cross recess type ii

Thread Diameter

0.164 inches

Features Provided

Finished head

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

160000 pounds per square inch

Screw Material

Steel comp 4340 or steel comp 8740

Screw Material Specification

Mil-s-5000 uns g43400 military specification 1st material response or mil-s-6049 military specification 2nd material response or ams6322 uns g87400 assn standard 2nd material response

Screw Surface Treatment

Cadmium and chromate

Screw Surface Treatment Specification

Qq-p-416, type 2, class 2 federal specification all treatment responses

Supplementary Features

Int drive recess ms9006-2

Thread Series Designator

Unjc

Specification Data

80205-nas1801 professional/industrial association standard

NSN

5305-01-278-5812

Part Number

NAS1801-08-19

Description

Screw,machine

CAGE

80205

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal 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. Excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

Part NAS1801-08-19 NSN 5305-01-278-5812

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06657

FIIG:

A500D0

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:

133300

UFC:

63220

LTL:

RATING VARIABLE

LCL:

WCC:

72E

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