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Datasheet. S4931920C14-21 specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
3a
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
The dimension,measured along a line parallel to the longitudinal axis,from the largest bearing surface of the fastener head to the extreme opposite end,or as specifically designated for other type fasteners.
1.937in. and 1.957in. ⁓1-31/32"
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
straight pan
A measurement from the bottom to the top of the head,in distinction from depth.
0.150in. and 0.160in. ⁓11/64"
The length of a straight line which passes through the center of the body of the shank and terminates at the circumference.
0.4365in. and 0.4370in.
The style designation indicating the configuration that most nearly corresponds to the appearance of the shank.
PIN-Rivet, straight, threaded
0.592in. and 0.627in.
A substance designed to provide a reduction of friction between the two surfaces in contact.
cetyl alcohol
The national stock number or the identification information of the end equipment for which the item is a part.
C-17A aircraft
A measurement of the longest dimension of the grip,in distinction from width.
1.307in. and 1.317in.
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
20
A designation that is used for the purpose of general identification of the thread.
0.4375in. ⁓29/64"
The name assigned to the item by the government agency or commercial organization controlling the design of the item.
PIN-Rivet, THREADED-Protruding head
The chemical compound or mechanical mixture properties of which the item is fabricated.
titanium alloy uns R56400
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
ams 4967 assn std single material response
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.
aluminum
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.
dps 4.50-197 (HI-Kote 1 only) mfr ref single treatment response
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
Answers.
Unjf
Titanium alloy uns r56400
20
1.307 inches minimum and 1.317 inches maximum
Straight pan
Right-hand
3a
Schedule B number: 8108908000
Other wrought titanium
FSC 5320 ⁓ Rivets
NSN 5320-01-458-3956 PIN-RIVET
Used on c-17a aircraft. unjf thread series aluminum surface treated pin-rivet, threaded-protruding head 20 thread quantity per inch 1.307" grip length straight pan head style right-hand 3a thread class
- NIIN
- 014583956
- NIIN Date
- 08/25/98
- Schedule B
- 8108908000
- Name Code
- 67165
- FIIG
- A528U0
- QUP
- Historical Price
- $70.75 EA
- DEMIL / ITAR
- Uncontrolled item (Code A)
- Hazmat
- No hazard information available from HMIRS.
- MSDS
- N/A
- Precious Metals
- No precious metals
- Enviromental
- N/A
- Electrostatic ESD & EMI
- No ESD or EMI sensitivity
Other Part Numbers Parts with same form, fit, and function by other manufacturers
Major End Users Countries and entities
- - Department of The Air Force
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S4931920C14-21 / Pin-rivetWhat is the formal definition of this item?
A metallic or nonmetallic item, headed at one end, with a cylindrically shaped shank which may be tapered, grooved, or threaded. a locking collar or sleeve may be provided to perform the same holding action as the clinching portion of a conventional rivet. the shank may include an external wrenching facility which breaks off at a predetermined applied torque.
