1131A48

1131A48 Packing Nut

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Datasheet. 1131A48 specification

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

2a

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

Thread Length
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.

1.320in. ⁓1-21/64"

Casehardening Indicator
Indicates whether or not a ferrous alloy object has been subjected to a process whereby the outer portion is made substantially harder than the inner portion or core.

not casehardened

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

0.313in. ⁓21/64"

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

1.320in. ⁓1-21/64"

Hole Or Slot Quantity
The number of holes or slots included.

8

Thread Size
Designates the thread diameter and number of threads per specific measurement scale.

2-3/4IN-12

Seat Angle In Deg
The angle of the end surface upon which the mated surface seats,expressed in degrees.

45.0

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

unc

Material Hardness Rating
A numeric value that reflects the hardness of the material when used in conjunction with a hardness rating scale.

46.0 rockwell c and 48.0 rockwell c

Screw Thread Location
Indicates the location of the screw thread.

external

Smallest Inside Diameter
The smallest length of a straight line which passes through the center of the two surfaces of a circular item,and terminates at the inside circumference.

1.139in.

Major Unthreaded Outside Diameter

2.379in.

Material
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.

steel

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

steel

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

round, external thread, inverted flare

Answers.

What is the style?

Round, external thread, inverted flare

What material is the packing nut made of ?

Steel

What is the inside hole diameter?

0.313 inches

What is the thread length?

1.320 inches

What is the thread direction?

Right-hand

What is the thread class?

2a

What is the NSN for 1131A48?

4730-00-982-6418

What's the federal classification of 1131A48?

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 4730-00-982-6418 PACKING NUT

round, external thread, inverted flare 1.320" overall length 0.313" hole diameter 1.320" thread length right-hand 2a thread class

NIIN
009826418
NIIN Date
01/01/62
Schedule B
 
Name Code
18028
FIIG
T385-E
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

  • - Italy 

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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
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 packing nuts with similar characteristics

Nothing similar to this part number was found in our inventory

1131A48 / Packing nutWhat is the formal definition of this item?

An item having internal and/or external machine thread(s) (threads other than pipe or hose series), specifically designed to retain, by means or groove(s), shoulder(s), and the like, packing and/or a packing gland within a stuffing box. see also bushing, machine thread; inverted nut, tube coupling; and nut, tube coupling. excludes packing nut, stuffing tube; and use with electrical cable, and locknut, pipe.