Model: WS256-4-7-16A

Locked In Stud

Properties:

Thread Class

3a nut thread

Thread Class

3a stud thread

Thread Direction

Right-hand nut thread

Thread Direction

Right-hand stud thread

Thread Length

0.040 inches stud thread and 0.050 inches stud thread

Thread Length

0.552 inches nut thread and 0.572 inches nut thread

Shoulder Length

Between 0.040 inches and 0.050 inches

Overall Length

1.562 inches

Distance From Shoulder Portion To Nut End

Between 0.985 inches and 1.015 inches

Thready Qty Per Inch (tpi)

16 stud thread

Thready Qty Per Inch (tpi)

24 nut thread

Thread Size

0.312 inches nut thread

Thread Size

0.375 inches stud thread

Part Name Assigned By Controlling Agency

Stud, locked in

Material

Steel comp e4340 or steel comp 4340

Material Specification

Mil-s-5000 military specification all material responses

Surface Treatment

Passivate

Surface Treatment Specification

Mil-s-5002 military specification single treatment response

Style Designator

Locked in

Thread Series Designator

Unc stud thread

Thread Series Designator

Unf nut thread

NSN

5307-01-016-2978

Part Number

WS256-4-7-16A

Description

Stud,locked In

CAGE

01556

Part WS256-4-7-16A NSN 5307-01-016-2978

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

16012

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:

093470

UFC:

48940

LTL:

70.0

LCL:

70.0

WCC:

573

TCC:

SHC:

ACC:

Construction Materials

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