74A330640-2003

74A3306402003 Self-locking Gang C Nut Assembly
Home » Catalog » Nuts & Washers (p. 1864) » Self-locking Gang C Nut Assemblys (p. 30) » Part Number 74A330640-2003

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Datasheet. 74A330640-2003 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 all metal design

Counterbore Diameter
The length of a straight line which passes through the center of a counterbored portion of a hole,and terminates at the circumference.

0.154in. first end

Lubrication
A substance designed to provide a reduction of friction between the two surfaces in contact.

dry film lubricant

Overall Length
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.

2.905in. ⁓2-29/32"

Overall Width
An overall measurement taken at right angles to the length of an item,in distinction from thickness.

0.574in.

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

A20 gang channel, self locking

Removable Nut Manufacturer Code
The identifying numeric code of the originator that controls or manufactures the removable nut.

76301

Channel Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the channel.

straight type

Assembly Overall Height
The overall distance measured in a straight line from the bottom to the top of the assembly.

0.476in.

Channel Height
A measurement from the bottom to the top of the channel,in distinction from depth.

0.298in.

Nut Spacing

1.625in.

Nut Counterbore Depth
The measurement of the enlarged portion adjacent to the threaded portion of a nut,in distinction from height.

0.250in. first end

Removable Nut Manufacturer Part Number
The identifying part number assigned to the removable nut by the manufacturer.

ST3M445A4M4

Temp Rating
A value which expresses the degree of heat or cold as applied to the operation,or limitation of operation,of an item.

350.0 deg fahrenheit

Nut Quantity
The number of nuts provided.

2

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

unjf

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

28

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

0.250in. ⁓1/4"

Countersink Angle
The included angle of the countersink.

90.0 degrees first end

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

aluminum alloy 7075 channel

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

steel nut

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.

QQ-A-250/13 fed spec single material response channel

Surface Treatment
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.

anodize channel

Surface Treatment
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 nut

Surface Treatment Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.

MIL-A-8625 mil spec single treatment response channel

Surface Treatment Document And Classification
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 2 fed spec single treatment response nut

Answers.

What quantity is this sold in?

1EA

What material is the self-locking gang c nut assembly made of ?

Steel nut

What material is the self-locking gang c nut assembly made of ?

Aluminum alloy 7075 channel

What is the thread quantity per inch?

28

What is the overall width?

0.574 inches

What is the thread direction?

Right-hand

What is the thread class?

3b

What is the NSN for 74A330640-2003?

5310-01-125-8274

What's the federal classification of 74A330640-2003?

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 5310-01-125-8274 NUT ASSEMBLY,SELF-LOCKING,GANG C

cadmium nut surface treated 28 thread quantity per inch 0.574" overall width 2.905" overall length right-hand 3b thread class

NIIN
011258274
NIIN Date
02/01/82
Schedule B
 
Name Code
01864
FIIG
A021A0
Item Weight
0.100lbs
Item Dimensions
--
QUP
1 
Historical Price
$125.40 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. ST3M544N13A2F4 Cage 15653
2. ST3M544N13A2F4 Cage 27238
3. ST3M544N13A2F4 Cage 80539
4. 10109441 Cage A486G

Major End Users Countries and entities

  • - Department of The Navy 
  • - Finland 
  • - Spain 
  • - Malaysia 
  • - Australia 
  • - Canada 

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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)
50.0
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
Supplies and equipment for aircraft and aerial targets, including aircraft and maintenance parts, aircraft accessories, aircraft 
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 nut assemblys with similar characteristics

Nothing similar to this part number was found in our inventory

74A330640-2003 / Nut assembly,self-locking,gang cWhat is the formal definition of this item?

An item composed of a specially designed channel and a series of nuts having integral self-locking features assembled in predetermined spacing.