2643-820-12 ITEM 53

264382012ITEM53 Self-locking Hexagon Nut

Price Quote Get an up to date pricing and availability quote for this product. Order online or over the phone.

Part Number:
Quantity Requested:
Your Email:
Full Name:
Contact Phone:
Company:

Quality Commitment

Serving our customers with quality and safety first.

  •   AS9120 Certified
  •   Audited supply chain
  •   ITAR Registered
  •   DDTC Registered
  •   HAZMAT Certified
  •   Customer service objectives
  •   Every product 100% inspected
AS9120 Certified by SAI Global

Datasheet. 2643-820-12 ITEM 53 specification

Thread Class
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.

3b

Thread Direction
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

Locking Feature
An element inserted into the fastener,or a design feature,that enables the fastener to effectively resist vibration and rotation.

prevailing torque with nonmetallic insert

Nut Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the nut.

hexagon

Nut Height

1.110in. and 1.140in. ⁓1-9/64"

End Item Identification
The national stock number or the identification information of the end equipment for which the item is a part.

34 inch titanium butterfly valve on nuc sub

Width Across Flats
The shortest straight line between flats,perpendicular to the height.

1.427in. and 1.446in. ⁓1-29/64"

Temp Rating
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

Thread Series
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.

unc

Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.

9

Nominal Thread Size
A designation that is used for the purpose of general identification of the thread.

0.875in. ⁓7/8"

Countersink Angle
The included angle of the countersink.

88.0 degrees base

Bearing Surface Type
Indicates the type of bearing surface.

chamfered

Part Name Assigned By Controlling Agency
The name assigned to the item by the government agency or commercial organization controlling the design of the item.

nut, gland bushing, SELF-Locking

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

nickel alloy

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

nickel alloy and copper alloy except insert

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

plastic locking insert

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

MIL-N-25027 mil spec single material response

Specification/standard Data
The document designator of the specification or standard which established the item of supply.

81349--25027/1-14C government specification

Answers.

What quantity is this sold in?

1EA

What material is the self-locking hexagon nut made of ?

Plastic locking insert

What material is the self-locking hexagon nut made of ?

Nickel alloy and copper alloy except insert

What material is the self-locking hexagon nut made of ?

Nickel alloy

What is the thread quantity per inch?

9

What is the thread direction?

Right-hand

What is the thread class?

3b

What is the NSN for 2643-820-12 ITEM 53?

5310-01-385-5986

What's the federal classification of 2643-820-12 ITEM 53?

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 5310-01-385-5986 NUT,SELF-LOCKING,HEXAGON

Used on 34 inch titanium butterfly valve on nuc sub. nut, gland bushing, self-locking 9 thread quantity per inch right-hand 3b thread class

NIIN
013855986
NIIN Date
01/14/94
Schedule B
 
Name Code
05277
FIIG
A021A0
Item Weight
0.400lbs
Item Dimensions
--
QUP
Historical Price
$141.08 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. M25027/1-14C Cage D9182
2. M25027/1-14C Cage 81349
3. 845-7526218-11XX-16 Cage 53711
4. 211070737 Cage 53711
5. 801-6404951-15 Cage 53711
6. MIL-N-25027/1 Cage 81349
7. MIL-PRF-32258 Cage 81349

Major End Users Countries and entities

  • - Department of The Navy 

Availability for 2643-820-12 ITEM 53 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)
Metal and metal products, nos, (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

2643-820-12 ITEM 53 / Nut,self-locking,hexagonWhat is the formal definition of this item?

A nut having a flat bottom and 6 sides. an integral feature is incorporated for locking on the threads of a mating member. excludes nut (1), self-locking, cap.