Model: 74D240172-2007

Thumbscrew

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.577 inches

Fastener Length

0.690 inches

Head Style

Knurled no. 1

Head Diameter

0.620 inches

Head Height

0.190 inches

Point Length

0.060 inches

First Diameter From Head

Between 0.298 inches and 0.308 inches

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

0.113 inches

Point Style

Oval

Thread Diameter

0.375 inches

Thready Qty Per Inch (tpi)

Externally Relieved Body Diameter Quantity

Part Name Assigned By Controlling Agency

Navy special project

Material

Steel comp 630

Material Specification

Ams 5643 assn standard single material response

Thread Series Designator

Unjef

NSN

5305-01-165-5587

Part Number

74D240172-2007

Description

Thumbscrew

CAGE

76301

An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use screw (as modified) or bolt (as modified).

Part 74D240172-2007 NSN 5305-01-165-5587

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06673

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:

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