A51G10555-11

A51G1055511 Packing Nut

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Datasheet. A51G10555-11 specification

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

3b and 3a

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 and RIGHT-Hand

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

0.500in. and 0.500in. ⁓1/2"

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

Slot Width
The distance,measured along a straight line perpendicular to the longitudinal axis of the slot,from one edge to the other.

0.125in.

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

0.500in. ⁓1/2"

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

4

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

2 5/8 IN-16 and 3 IN-16

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.

unj and unj

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

29.0 rockwell c and 42.0 rockwell c

Screw Thread Location
Indicates the location of the screw thread.

internal and 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.

2.564in. and 2.573in.

Major Unthreaded Outside Diameter

2.991in. and 3.300in.

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

steel ams 6415

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

steel ams 6415

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 and chromate

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

round slotted, external thread, boss

Surface Treatment
Consists of plating,dip,and/or coating that cannot be wiped off.plating and/or coating is any chemical and/or metallic additive,electrochemical,or mild mechanical process which protects a surface.

cadmium MIL-C-8837, type 2

Answers.

What quantity is this sold in?

1EA

What is the style?

Round slotted, external thread, boss

What material is the packing nut made of ?

Steel ams 6415

What is the thread length?

0.500 inches and 0.500 inches

What is the thread direction?

Right-hand and right-hand

What is the thread class?

3b and 3a

What is the NSN for A51G10555-11?

4730-00-491-8916

What's the federal classification of A51G10555-11?

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 4730-00-491-8916 PACKING NUT

round slotted, external thread, boss cadmium surface treated 0.500" overall length 0.500" thread length right-hand 3b thread class

NIIN
004918916
NIIN Date
03/17/72
Schedule B
 
Name Code
18028
FIIG
T385-E
Item Weight
0.200lbs
Item Dimensions
--
QUP
Historical Price
$149.30 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

Other Part Numbers Parts with same form, fit, and function by other manufacturers

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)
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

A51G10555-11 / 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.