Model: LK21097-3003

Socket Head Cap Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

Between 0.319 inches and 0.447 inches

Fastener Length

Between 0.578 inches and 0.624 inches

Head Style

Pan

Head Diameter

Between 0.357 inches and 0.373 inches

Head Height

Between 0.122 inches and 0.133 inches

Locking Feature

Strip threads

Internal Drive Style

Cross recess type 1

Thread Diameter

0.190 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

85000 pounds per square inch

Material

Steel comp 431 or steel comp 302 or steel comp 430

Material Specification

Mil-s-18732 military specification 1st material response or qq-s-763, class 302 federal specification 2nd material response or qq-s-763, class, 430 federal specification 3rd material response

Surface Treatment

Passivate

Surface Treatment Specification

Qq-p-35 federal specification single treatment response

Thread Series Designator

Unf

NSN

5305-00-116-4098

Part Number

LK21097-3003

Description

Screw,cap,socket Head

CAGE

26304

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 LK21097-3003 NSN 5305-00-116-4098

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:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

50.0

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