Model: NAS1608-18

Shoulder Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.781 inches

Fastener Length

Between 1.816 inches and 1.931 inches

Head Style

Flat countersunk

Head Diameter

Between 0.951 inches and 1.014 inches

Shoulder Diameter

0.5297 inches first shoulder and 0.5307 inches first shoulder

Shoulder Length

1.115 inches first shoulder and 1.135 inches first shoulder

Internal Drive Style

High-torque

Thread Diameter

0.500 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

160000 pounds per square inch

Countersink Angle

Between 99.0 degrees and 101.0 degrees

Shoulder Shape

Round first shoulder

Material

Steel comp 4140 or steel comp 4340 or steel comp 8740

Material Specification

Mil-s-5626 military specification 1st material response or mil-s-5000 military specification 2nd material response or mil-s-6049 military specification 3rd material response

Surface Treatment

Cadmium and chromate

Surface Treatment Specification

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

Thread Series Designator

Unjf

Specification Data

80205-nas1608 professional/industrial association standard

NSN

5305-01-435-8323

Part Number

NAS1608-18

Description

Screw,shoulder

CAGE

80205

Part NAS1608-18 NSN 5305-01-435-8323

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

22846

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:

13.0000lbs

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:

Construction Materials

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