Model: NCS4S4-20

Self-locking Stud

Properties:

Thread Class

2a nut thread

Thread Direction

Right-hand nut thread

Thread Length

0.560 inches nut thread and 0.640 inches nut thread

Head Diameter

Between 0.154 inches and 0.163 inches

Head Length

Between 0.042 inches and 0.050 inches

Locking Feature

Self-clinching head

Overall Length

Between 0.841 inches and 0.881 inches

End Application

Spec item

Distance Across Flats

0.188 inches

Thready Qty Per Inch (tpi)

1a40

Thread Size

0.112 inches nut thread

Material

Steel comp 303

Surface Treatment

Passivate

Surface Treatment Specification

Qq-p-35 federal specification single treatment response

Style Designator

Self-locking

Thread Series Designator

Unc nut thread

NSN

5307-01-196-0370

Part Number

NCS4S4-20

Description

Stud,self-locking

CAGE

07886

Part NCS4S4-20 NSN 5307-01-196-0370

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

27783

FIIG:

A051A0

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:

095190

UFC:

49790

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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