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Datasheet. MS51992C804-16 specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
3a nut thread a
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
3a nut thread b
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 a
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 b
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
0.672in. nut thread b and 0.712in. nut thread b ⁓23/32"
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
0.673in. nut thread a and 0.703in. nut thread a ⁓45/64"
An element inserted into the fastener,or a design feature,that enables the fastener to effectively resist vibration and rotation.
ring, lock serrated
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
1.868in. ⁓1-7/8"
0.985in. and 1.015in.
0.848in. and 0.888in.
0.151in. and 0.191in.
The number of serrations on the item.
20
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
14 nut thread b
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
24 nut thread a
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.
277.0 brinell hultgren
A designation that is used for the purpose of general identification of the thread.
0.312in. nut thread a ⁓5/16"
A designation that is used for the purpose of general identification of the thread.
0.437in. nut thread b ⁓7/16"
Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.
32.0 microinches nut thd
Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.
63.0 microinches shank
The angle included in serrations.
102.0 degrees
The chemical compound or mechanical mixture properties of which the item is fabricated.
iron alloy 660
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
AMS5731 assn std single material response or AMS5734 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.
passivate
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.
QQ-P-35 fed spec single treatment response
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
locked in
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 a
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 b
Answers.
Unjf nut thread b
Unjf nut thread a
Locked in
Iron alloy 660
24 nut thread a
14 nut thread b
0.673 inches minimum nut thread a and 0.703 inches maximum nut thread a
0.672 inches minimum nut thread b and 0.712 inches maximum nut thread b
Right-hand nut thread b
Right-hand nut thread a
3a nut thread b
3a nut thread a
FSC 5307 ⁓ Studs
NSN 5307-01-398-0335 STUD,LOCKED IN
unjf nut thread b thread series locked in passivate surface treated 24 nut thread a thread quantity per inch 1.868" overall length 0.673" nut thread a thread length right-hand nut thread b 3a nut thread b thread class
- NIIN
- 013980335
- NIIN Date
- 10/23/94
- Schedule B
- Name Code
- 16012
- FIIG
- A051A0
- QUP
- Historical Price
- $27.03 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
| 1. | MIL-S-45909 | Cage 81349 |
| 2. | MIL-S-45909 | Cage 81349 |
| 3. | MIL-S-45909 | Cage 81349 |
Major End Users Countries and entities
- - Department of The Air Force
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MS51992C804-16 / 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.
