Model: 903859-10

Socket Head Cap Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.440 inches and 0.520 inches

Fastener Length

Between 0.490 inches and 0.520 inches

Head Style

Flat chamfer

Head Diameter

Between 0.176 inches and 0.183 inches

Head Height

Between 0.108 inches and 0.112 inches

Spline Minor Diameter

Between 0.096 inches and 0.098 inches

Spline Major Diameter

0.115 inches

Spline Width

Between 0.023 inches and 0.025 inches

Internal Drive Style

Six spline

Thread Diameter

0.112 inches

Thready Qty Per Inch (tpi)

Material

Steel comp 303

Surface Treatment

Passivate

Thread Series Designator

Unc

NSN

5305-01-253-4435

Part Number

903859-10

Description

Screw,cap,socket Head

CAGE

08353

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.

Part 903859-10 NSN 5305-01-253-4435

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

16282

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:

096640

UFC:

50600

LTL:

70.0

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