Model: NAS1189-4T14L

Socket Head Cap Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.663 inches

Fastener Length

0.875 inches

Head Style

Flat countersunk

Head Diameter

Between 0.442 inches and 0.507 inches

Locking Feature

Strip threads

Internal Drive Style

Offset cruciform (torque set)

Thread Diameter

0.2500 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

160000 pounds per square inch

Hardness Rating

36.0 rockwell c locking feature and 40.0 rockwell c locking feature

Countersink Angle

Between 99.0 degrees and 101.0 degrees

Material

Steel

Surface Treatment

Cadmium

Surface Treatment Specification

Qq-p-416 type 2 cl 2 federal specification single treatment response

Thread Series Designator

Unjf

Specification Data

80205-nas1189 professional/industrial association standard

NSN

5305-01-171-9350

Part Number

NAS1189-4T14L

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 NAS1189-4T14L NSN 5305-01-171-9350

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