Model: NAS1189E4P14B

Socket Head Cap Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.738 inches and 0.769 inches

Fastener Length

Between 0.844 inches and 0.875 inches

Head Style

Flat countersunk

Head Diameter

0.442 inches

Locking Feature

Patch threads

Internal Drive Style

Cross recess type 1

End Application

F-22 acft

Thread Diameter

0.250 inches

Thready Qty Per Inch (tpi)

Countersink Angle

Between 99.0 degrees and 101.0 degrees

Part Name Assigned By Controlling Agency

Screw, machine

Material

Iron alloy 660

Surface Treatment

Passivate

Thread Series Designator

Unjf

NSN

5305-01-521-6306

Part Number

NAS1189E4P14B

Description

Screw,cap,socket Head

CAGE

80205

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 NAS1189E4P14B NSN 5305-01-521-6306

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:

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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