Model: U537459

Setscrew

Properties:

Thread Class

Thread Direction

Right-hand

Fastener Length

1.375 inches

Head Style

Flat chamfer

Head Diameter

0.403 inches

Head Height

0.281 inches

Point Length

0.312 inches

Point Diameter

0.187 inches

Point Style

Dog

Internal Drive Style

Slot

End Application

E fwd fuselag

Thread Diameter

0.250 inches

Thready Qty Per Inch (tpi)

Part Name Assigned By Controlling Agency

Screw

Material

Stainless steel

Surface Treatment

Passivate

Surface Treatment Specification

Spec ps 363 mfr ref single treatment response

Thread Series Designator

Unf

NSN

5305-01-531-2659

Part Number

U537459

Description

Setscrew

CAGE

78943

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 U537459 NSN 5305-01-531-2659

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:

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

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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