Model: 2548656-2

Thumbscrew

Special Features:

40 t p i straight knurl

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.202 inches and 0.212 inches

Fastener Length

0.750 inches

Head Diameter

0.312 inches

Head Height

0.310 inches

Point Length

0.094 inches

First Diameter From Head

Between 0.115 inches and 0.125 inches

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

0.444 inches

Point Style

Cone

Thread Diameter

0.164 inches

Thready Qty Per Inch (tpi)

Externally Relieved Body Diameter Quantity

Point Chamfer Angle

Between 85.0 degrees and 95.0 degrees

Material

Steel comp 303

Material Specification

Qq-s-763 federal specification single material response

Thread Series Designator

Unc

NSN

5305-00-852-7314

Part Number

2548656-2

Description

Thumbscrew

CAGE

10001

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 2548656-2 NSN 5305-00-852-7314

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:

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

Pricing & Availability Check

Submit this form for stock availability and pricing.

How to Order

Ordering from buyaircraftparts.com

If you would like to order this thumbscrew (NSN 5305-00-852-7314) please submit the pricing and availability form above to receive an up to date quote by email. If you agree to the pricing and terms you can e-sign your order online!

We are pleased to have the opportunity to serve you.

Have a Question

Hours:	08:00-18:00 Eastern Standard Time
Phone:	+1 470-231-0824
Email:	Contact Form »

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