91011-991

91011991 Tube Nipple

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Datasheet. 91011-991 specification

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

3a 2nd end

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

3a 1st end

Connection Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.

flareless (tube) 1st end

Connection Style
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.

flareless (tube) 2nd end

Connection Type
Indicates the type of connection/s/.

threaded external tube 1st end

Connection Type
Indicates the type of connection/s/.

threaded external tube 2nd end

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

0.500in. 1st end ⁓1/64"

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

0.500in. 2nd end ⁓2-1/64"

Seat Angle
The angle of the end surface upon which the mated surface seats.

12.0 degrees 2nd end

Seat Angle
The angle of the end surface upon which the mated surface seats.

37.0 degrees 1st end

Nominal Outside Diameter Tube Accommodated
The nominal length of a straight line which passes through the center of the accommodated tube,and terminates at the outside circumference.

0.312in. 1st end

Nominal Outside Diameter Tube Accommodated
The nominal length of a straight line which passes through the center of the accommodated tube,and terminates at the outside circumference.

0.312in. 2nd end

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

flared and flareless w/ center wrenching facility

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.

unf 1st end

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.

unf 2nd end

Answers.

What quantity is this sold in?

1EA

What class is the thread series?

Unf 2nd end

What class is the thread series?

Unf 1st end

What is the style?

Flared and flareless w/ center wrenching facility

What is the thread class?

3a 1st end

What is the thread class?

3a 2nd end

What is the NSN for 91011-991?

4730-01-312-5710

What's the federal classification of 91011-991?

FSC 4730 ⁓ Hose, pipe, tube, lubrication, and railing fittings

Excluding air conditioning-heating fittings (fsc 4520); bituminized fiber and concrete fittings (fsc 5630); conduit boxes and fittings (fsc 5975); downspout fittings (fsc 5670); medical and surgical fittings (fsc 6515); laboratory fittings (fsc 6640); post caps and rail ends (fsc 5660); machine thread bushings and plugs (fsc 5365).

NSN 4730-01-312-5710 NIPPLE,TUBE

unf 2nd end thread series flared 3a 1st end thread class

NIIN
013125710
NIIN Date
12/18/89
Schedule B
 
Name Code
03783
FIIG
A080B0
Item Weight
0.000lbs
Item Dimensions
40
QUP
Historical Price
$18.48 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. 25212163-081 Cage S3465
2. 25212163-081 Cage 076M6
3. 25212163-081 Cage 0BAT5

Major End Users Countries and entities

  • - Department of The Army 
  • - U.s. Marine Corps 
  • - 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)
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)
052190 PIPE,TUBING,OR PIPE OR TUBING FITTI 
UFC (universal freight code)
30000 

Similar by Design Other nipples with similar characteristics

Nothing similar to this part number was found in our inventory

91011-991 / Nipple,tubeWhat is the formal definition of this item?

A straight, one-piece fitting used to join a tube or tube fitting to another tube or tube fitting. it may have any type externally threaded tube connections of the same size on both ends and is usually shaped externally at the center to accommodate a wrench. it may include nuts, sleeves, and/or grommets.