Model: 540-250C2-52

Machine Screw

Properties:

Thread Class

Thread Direction

Right-hand

Thread Length

0.250 inches

Fastener Length

0.250 inches

Head Style

Round

Head Diameter

Between 0.193 inches and 0.211 inches

Head Height

Between 0.075 inches and 0.086 inches

Internal Drive Style

Slot

Thread Diameter

0.112 inches

Thready Qty Per Inch (tpi)

Min. Tensile Strength (psi)

80000 pounds per square inch

Screw Material

Stainless steel or nickel alloy

Screw Material Specification

Qq-s-763 federal specification 1st material response or 66 federal standard 1st material response

Screw Surface Treatment

Passivate

Screw Surface Treatment Specification

Qq-p-35 federal specification single treatment response

Thread Series Designator

Unc

Nondefinitive Specification/std Data

1 type and 1s style

NSN

5305-00-271-2960

Part Number

540-250C2-52

Description

Screw,machine

CAGE

94033

Part 540-250C2-52 NSN 5305-00-271-2960

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

06657

FIIG:

A500D0

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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