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Datasheet. ST3M721C4M6 specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
2b
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
The length of a straight line which passes through the center of a counterbored portion of a hole,and terminates at the circumference.
0.298in. nut
A substance designed to provide a reduction of friction between the two surfaces in contact.
dry film lubricant
The length of a straight line which passes through the center of a mounting hole,and terminates at the circumference.
0.098in. and 0.103in.
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.
plate
A measurement of the longest dimension of the nut,in distinction from width.
1.079in. ⁓1-3/32"
0.589in. ⁓19/32"
The measurement of the enlarged portion adjacent to the threaded portion of a nut,in distinction from height.
0.375in. nut
The means by which the nut is mounted.
straight holes
The style designation indicating the configuration that most nearly corresponds to the arrangement of the mounting hole(s).
2 holes
0.495in. and 0.505in.
A measurement of the center to center distance between the mounting holes along the width.
0.705in. and 0.709in.
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.
unf
Those features,not otherwise specified,which may be required for proper functioning of the item.
floating nut
The number of threads on the item per linear inch measured on a line parallel to the thread axis.
28
A designation that is used for the purpose of general identification of the thread.
0.250in. ⁓1/4"
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.
color yellow
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.
AMS5525 assn std single material response
The document designator of the specification or standard which established the item of supply.
76301-ST3-721 manufacturers standard
Answers.
Iron alloy 660
28
Right-hand
2b
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 5310-01-030-1811 NUT,SELF-LOCKING,PLATE
color yellow 28 thread quantity per inch right-hand 2b thread class
- NIIN
- 010301811
- NIIN Date
- 10/30/76
- Schedule B
- 7318160000
- Name Code
- 05280
- FIIG
- A021A0
- Item Weight
- 0.100lbs
- Item Dimensions
- --
- QUP
- Historical Price
- $55.00 EA
- 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
Other Part Numbers Parts with same form, fit, and function by other manufacturers
| 1. | F12092-6-4 | Cage 019L2 |
| 2. | F50403-4-6 | Cage 15653 |
| 3. | NS202183-4-7 | Cage 80539 |
| 4. | F50403-4-6 | Cage 80539 |
| 5. | F12092-6-4 | Cage 80539 |
| 6. | F12092-6-4 | Cage 72962 |
| 7. | 10122007 | Cage A486G |
Major End Users Countries and entities
- - Department of The Navy
- - Department of The Air Force
- - Finland
- - Spain
- - Malaysia
- - Australia
- - Canada
- - Republic of Korea
Availability for ST3M721C4M6 A member of our team will provide you with a price and availability quote
Request a Quote »Shipping Information
- 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
ST3M721C4M6 / Nut,self-locking,plateWhat is the formal definition of this item?
A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. an integral feature is incorporated for locking on the threads of a mating member.
