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Datasheet. MS51989-105-18 specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
3a nut thread
The minimum and maximum pitch diameter limits of a straight screw thread.
+0.2778/+0.2795in. stud thread
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
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 stud thread
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
0.485in. nut thread and 0.515in. nut thread ⁓33/64"
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
0.375in. stud thread and 0.405in. stud thread ⁓13/32"
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.
1.655in. and 1.715in. ⁓1-23/32"
1.110in. and 1.140in.
0.545in. and 0.575in.
0.140in. and 0.200in.
The number of serrations on the item.
17
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
18 stud thread
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
28 nut thread
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.
26.0 rockwell c
A designation that is used for the purpose of general identification of the thread.
0.250in. nut thread ⁓1/4"
A designation that is used for the purpose of general identification of the thread.
0.312in. stud thread ⁓5/16"
Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.
32.0 microinches nut thd
The angle included in serrations.
86.0 degrees
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel comp 4130
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
MIL-S-6758 mil spec 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.
cadmium
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-416, ty 2, cl 3 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.
unf nut thread
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
uns stud thread
Answers.
1EA
Uns stud thread
Unf nut thread
Locked in
Steel comp 4130
28 nut thread
18 stud thread
0.375 inches minimum stud thread and 0.405 inches maximum stud thread
0.485 inches minimum nut thread and 0.515 inches maximum nut thread
Right-hand stud thread
Right-hand nut thread
3a nut thread
FSC 5307 ⁓ Studs
NSN 5307-00-232-0794 STUD,LOCKED IN
uns stud thread thread series locked in cadmium surface treated 28 nut thread thread quantity per inch 1.655" overall length 0.375" stud thread thread length right-hand stud thread 3a nut thread thread class
- NIIN
- 002320794
- NIIN Date
- 10/28/70
- Schedule B
- Name Code
- 16012
- FIIG
- A051A0
- Item Weight
- 0.100lbs
- Item Dimensions
- --
- QUP
- 1
- Historical Price
- $15.18 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 Navy
- - Department of The Army
- - Department of The Air Force
- - Poland
- - Singapore
- - New Zealand
- - Germany
- - Republic of Korea
- - United Kingdom
- - Portugal
- - Greece
- - Turkey
Availability for MS51989-105-18 A member of our team will provide you with a price and availability quote
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- Special Handling
- Other or no special handling required (sh)
- LTL (less than a truck load rating)
- Rating variable
- LCL (less than a car load rating)
- Unknown
- Special Cargo
- No special type of cargo code applicable
- Air Freight (Minimum cargo door size required)
- Shipment is not a consolidation and does not exceed 84 inches in any dimension.
- Customs Requirement Classification
- Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
- Commodity (for shipments via water)
- Bolts or nuts (iron or steel),(less than 35 feet)
- NMFC (national motor freight code)
- 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
- UFC (universal freight code)
- 48950
Similar by Design Other studs with similar characteristics
Nothing similar to this part number was found in our inventory
MS51989-105-18 / 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.
