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Datasheet. MS51866-1 specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
3b
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
An element inserted into the fastener,or a design feature,that enables the fastener to effectively resist vibration and rotation.
prevailing torque all metal design or prevailing torque with nonmetallic insert
The length of a straight line which passes through the center of that portion used to guide the item and terminates at the circumference.
0.321in. and 0.325in.
The length of the pilot,which is the unthreaded portion beyond the thread used to guide the item.
0.110in. and 0.140in.
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.
spline
0.423in. and 0.453in.
0.267in. and 0.327in. ⁓21/64"
A value which expresses the degree of heat or cold as applied to the operation,or limitation of operation,of an item.
250.0 deg fahrenheit
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.
unc
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
32
A designation that is used for the purpose of general identification of the thread.
0.164in. ⁓11/64"
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.
optional hexagon drive type; optional nylon locking insert
The chemical compound or mechanical mixture properties of which the item is fabricated.
plastic polyamide locking insert
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel nut
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
MIL-N-45913, grb 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 except insert and chromate except insert
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, type 2, class 3 fed spec single treatment response except insert
Answers.
Steel nut
Plastic polyamide locking insert
32
Right-hand
3b
Schedule B number: 7318160000
nmfc 093486
Nuts of iron or steel
FSC 5310 ⁓ Nuts and washers
Note-nuts and washers, including specially designed, are to be classified in this fsc. a. nuts are a small metal block made in a variety of shapes such as square and hexagonal which is drilled and internally threaded. b. washers are a perforated piece of metal, leather, or other materials of various shapes or forms. they are used primarily as a seat for a bolt, nut, screw, rivet or nail to distribute pressure and prevent endwise motion over an area and/or to prevent movement between two parts by means of restraining features created by the shape of its edges.
Excluding bearing thrust washers (fsc 3120); shims (fsc 5365); ring spacers (fsc 5365); plate spacers (fsc 5365); lock rings (fsc 5365).
NSN 5310-01-134-5782 NUT,SELF-LOCKING,SPLINE
cadmium except insert surface treated optional hexagon drive type; optional nylon locking insert 32 thread quantity per inch right-hand 3b thread class
- NIIN
- 011345782
- NIIN Date
- 07/06/82
- Schedule B
- 7318160000
- Name Code
- 15893
- FIIG
- A021A0
- Item Weight
- 0.000lbs
- Item Dimensions
- --
- QUP
- Historical Price
- $40.25 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
Major End Users Countries and entities
- - Department of The Army
- - Canada
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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 nuts with similar characteristics
Nothing similar to this part number was found in our inventory
MS51866-1 / Nut,self-locking,splineWhat is the formal definition of this item?
A nut having an externally splined sleeve, which holds it in position when forced into a hole of slightly smaller diameter. an integral feature is incorporated for locking.
