21197-3

211973 Locked In Stud

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Datasheet. 21197-3 specification

Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

3a nut thread

Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

3a stud thread

Thread Direction
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.

RIGHT-Hand nut thread

Thread Length
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.

0.330in. stud thread ⁓11/32"

Locking Feature
An element inserted into the fastener,or a design feature,that enables the fastener to effectively resist vibration and rotation.

any acceptable

Overall Length
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.

1.000in. ⁓1/64"

Distance From Serrated Portion To Nut End

0.625in.

Distance From Serrated Portion To Stud End

0.483in.

Distance From Serrated Portion To End Of Stud Thread

0.108in.

Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.

24 stud thread

Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.

28 nut thread

Nominal Thread Size
A designation that is used for the purpose of general identification of the thread.

0.250in. nut thread ⁓1/4"

Nominal Thread Size
A designation that is used for the purpose of general identification of the thread.

0.375in. stud thread ⁓3/8"

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

steel

Style Designator
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.

locked in

Thread Series Designator
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

unjf nut thread

Thread Series Designator
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

unjf stud thread

Answers.

What class is the thread series?

Unjf stud thread

What class is the thread series?

Unjf nut thread

What is the style?

Locked in

What material is the locked in stud made of ?

Steel

What is the thread quantity per inch?

28 nut thread

What is the thread quantity per inch?

24 stud thread

What is the thread length?

0.330 inches stud thread

What is the thread direction?

Right-hand nut thread

What is the thread class?

3a stud thread

What is the thread class?

3a nut thread

What is the NSN for 21197-3?

5307-01-267-9927

What's the federal classification of 21197-3?

FSC 5307 ⁓ Studs

NSN 5307-01-267-9927 STUD,LOCKED IN

unjf stud thread thread series locked in 28 nut thread thread quantity per inch 1.000" overall length 0.330" stud thread thread length right-hand nut thread 3a stud thread thread class

NIIN
012679927
NIIN Date
11/21/87
Schedule B
 
Name Code
16012
FIIG
A051A0
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
Metal content unknown
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Major End Users Countries and entities

  • - Australia 

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Similar by Design Other studs with similar characteristics

Nothing similar to this part number was found in our inventory

21197-3 / Stud,locked inWhat is the formal definition of this item?

A headless fastener externally threaded on both ends with each threaded portion of one but not necessarily the same nominal diameter. it is designed to be locked in place by either a ring, lock, serrated or a ring, lock, keyed.