Model: 539B1

Setscrew

Properties:

Thread Direction

Right-hand

Thread Length

0.188 inches

Fastener Length

0.188 inches

Head Style

Headless (setscrew)

Point Style

Flat

Internal Drive Style

Cross recess type 1

Thread Diameter

0.312 inches

Nonstandard Thread Pitch Diameter

+0.2830/+0.2854 inches

Thready Qty Per Inch (tpi)

Material

Steel comp 1020

Material Specification

Qq-s-630 federal specification single material response or qq-s-631 federal specification single material response or qq-s-634 federal specification single material response

Thread Series Designator

Uns

NSN

5305-00-752-9261

Part Number

539B1

Description

Setscrew

CAGE

56442

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

Part 539B1 NSN 5305-00-752-9261

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06672

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:

50.0

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 setscrew (NSN 5305-00-752-9261) 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