Model: 250-0139-000

Externally Relieved Body Screw

Special Features:

Pointed end 118.0 degree min, 122.0 degree max

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.173 inches and 0.197 inches

Fastener Length

Between 0.640 inches and 0.650 inches

Head Style

Fillister

Head Diameter

Between 0.212 inches and 0.222 inches

Head Height

Between 0.088 inches and 0.096 inches

Hole Diameter

0.046 inches

First Diameter From Head

Between 0.130 inches and 0.136 inches

Second Diameter From Head

Between 0.091 inches and 0.097 inches

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

Between 0.021 inches and 0.029 inches

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

Between 0.453 inches and 0.467 inches

Internal Drive Style

Slot

Thread Diameter

0.138 inches

Hole Quantity

Hole Type

Drilled

Thready Qty Per Inch (tpi)

Hole Configuration Style

Round

Externally Relieved Body Diameter Quantity

Material

Stainless steel

Material Specification

0109.00, fscm 71468 mfr ref single material response

Surface Treatment

Passivate

Surface Treatment Specification

Es201, fscm 71468 mfr ref single treatment response

Thread Series Designator

Unc

NSN

5305-00-139-6839

Part Number

250-0139-000

Description

Screw,externally Relieved Body

CAGE

71468

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 250-0139-000 NSN 5305-00-139-6839

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:

0.1000lbs

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