Model: SF121-18TB20AE0

Locked In Stud

Properties:

Thread Class

3a nut thread

Thread Length

0.505 inches stud thread and 0.535 inches stud thread

Thread Length

0.605 inches nut thread and 0.635 inches nut thread

Locking Feature

Ring, lock serrated

Overall Length

Between 2.345 inches and 2.405 inches

Distance From Serrated Portion To Nut End

Between 1.235 inches and 1.265 inches

Distance From Serrated Portion To Stud End

Between 1.110 inches and 1.140 inches

Distance From Serrated Portion To End Of Stud Thread

Between 0.575 inches and 0.635 inches

Serration Quantity

Part Name Assigned By Controlling Agency

Navy special project

Style Designator

Locked in

NSN

5307-01-123-7166

Part Number

SF121-18TB20AE0

Description

Stud,locked In

CAGE

83324

Part SF121-18TB20AE0 NSN 5307-01-123-7166

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:

136500

UFC:

68455

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

ACC:

Construction Materials

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