NAS1840C4L

NAS1840C4L Screw Thread Insert

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Datasheet. NAS1840C4L specification

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

3b

Flange Diameter
The length of a straight line which passes through the center of a flange,and terminates at the circumference.

0.370in. and 0.375in.

Length
A measurement of the longest dimension of any object,in distinction from width.

0.360in. and 0.390in.

Insert Size
Designates the size by which the insert is identified.

0.3750-24 unjf 3a

Top Unthreaded Portion Outside Diameter

0.304in.

Top Portion Unthreaded Outside Length

0.040in. and 0.050in.

Internal Thread Relief Depth

0.060in. and 0.080in.

Features Provided
Those features,not otherwise specified,which may be required for proper functioning of the item.

individually keyed

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"

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.

passivate

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-35 fed spec single treatment response

Style Designator
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.

keylock

Thread Series Designator
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.

unjf

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

80205-NAS1840 professional/industrial association standard

Answers.

What quantity is this sold in?

1EA

What class is the thread series?

Unjf

What is the style?

Keylock

What is the thread quantity per inch?

28

What is the thread class?

3b

What is the NSN for NAS1840C4L?

5325-01-335-6865

How is this classified for shipping?

Schedule B number: 9606100000
nmfc 095190
Press-fasteners, snap-fasteners & press-studs & parts therefor

What's the federal classification of NAS1840C4L?

FSC 5325 ⁓ Fastening devices

NSN 5325-01-335-6865 INSERT,SCREW THREAD

unjf thread series keylock passivate surface treated 28 thread quantity per inch 3b thread class

NIIN
013356865
NIIN Date
03/12/91
Schedule B
9606100000 
Name Code
11444
FIIG
A03100
Item Weight
0.000lbs
Item Dimensions
--
QUP
Historical Price
$0.30 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

Major End Users Countries and entities

  • - Department of The Navy 

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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)
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 hardware 
NMFC (national motor freight code)
095190 HARDWARE, NOI 
UFC (universal freight code)
49790 

Similar by Design Other inserts with similar characteristics

Nothing similar to this part number was found in our inventory

NAS1840C4L / Insert,screw threadWhat is the formal definition of this item?

A cylindrical item which may have wrenching and/or driving facilities and/or shoulders. it is designed to be inserted in a drilled or a pretapped hole, or molded or pressed into soft material to reduce the size of a tapped hole; to provide threads; to add strength, and/or to prevent stripping. it is one of the following: (1) a one-piece, flanged or unflanged, internally threaded item which may have external threads, and/or serrations around the periphery of the collar, designed to engage a serrated lock ring which is not included with the item; (2) a one-piece precision coiled wire; (3) a two-piece item consisting of an internally threaded cylinder and a mating externally threaded part; or (4) a one-piece internally threaded item whose outside diameter is tapered and/or knurled and/or with fin(s). the internal thread of the item may have a locking feature. excludes items having a sleeve on its underportion which can be clinched or crimped. excludes bushing, machine thread; nut, plain, knurled; nut, plain, round; nut, plain, clinch and nut, self-locking, clinch. see also nut, plain, plate.