Model: KNS10278-4-12

Locked In Stud

Properties:

Thread Class

2a stud thread

Thread Class

3a nut thread

Thread Direction

Right-hand

Thread Length

0.372 inches nut thread

Thread Length

0.375 inches stud thread

Locking Feature

Key inserts

Overall Length

1.037 inches

Distance From Serrated Portion To Nut End

Between 0.720 inches and 0.780 inches

Distance From Serrated Portion To Stud End

Between 0.360 inches and 0.390 inches

Distance From Serrated Portion To End Of Stud Thread

Between 0.175 inches and 0.205 inches

End Application

F-119 engine

Furnished Items And Quantity

2 self broaching locking keys

Thready Qty Per Inch (tpi)

16 stud thread

Thready Qty Per Inch (tpi)

28 nut thread

Thread Size

0.250 inches nut thread

Thread Size

0.375 inches stud thread

Part Name Assigned By Controlling Agency

Keensert stud

Material

Nickel alloy 718

Material Specification

Ams5662 assn standard single material response

Style Designator

Locked in

Thread Series Designator

Unjf nut thread

Thread Series Designator

Unjf stud thread

NSN

5307-01-486-0345

Part Number

KNS10278-4-12

Description

Stud,locked In

CAGE

75237

Part KNS10278-4-12 NSN 5307-01-486-0345

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:

093486

UFC:

48950

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Equipment for Aircraft

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