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Datasheet. NAS553-4 specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
3a
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
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
1.626in. ⁓1-41/64"
An overall measurement taken at right angles to the length of an item,in distinction from thickness.
0.813in.
A measurement of the smallest dimension of an item,in distinction from length or width.
0.781in. ⁓25/32"
Designates the thread diameter and number of threads per specific measurement scale.
7/16 in.-20
An indication of whether a portion/s/ of the item is threaded or unthreaded.
threaded
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.
flared
The length of a straight line which passes through the center of the bolt hole,and terminates at the circumference.
0.437in.
The angle of the end surface upon which the mated surface seats,expressed in degrees.
37.0
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.
unf
An indication of whether or not a seat is included.
included
75.0
The number of fluid connections provided.
1
Indicates the fluid conveyance type and size for which the item is designed.
1/4 in. od tube
An indication of whether or not serrations are provided on bolt hole flats.
not provided
An indication of whether or not a bolt hole fluid passage is provided.
provided
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.
different sealing concept than AN777; e/i F4 aircraft
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.
steel
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel
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
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
1 fluid connection
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
The document designator of the specification or standard which established the item of supply.
81343-AS4875/1 professional/industrial association standard and 80205-NAS553 professional/industrial association standard
Answers.
1EA
1 fluid connection
Steel
0.813 inches
Right-hand
3a
Schedule B number: 7307992000
nmfc 052190
Other fittings nesoi of iron or nonalloy steel
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 4730-00-908-7067 CONNECTOR,MULTIPLE,FLUID PRESSUR
1 fluid connection cadmium surface treated different sealing concept than AN777; e/i F4 aircraft 0.813" overall width 1.626" overall length right-hand 3a thread class
- NIIN
- 009087067
- NIIN Date
- 03/09/84
- Schedule B
- 7307992000
- Name Code
- 18682
- FIIG
- T385-G
- Item Weight
- 0.100lbs
- Item Dimensions
- --
- QUP
- 1
- Historical Price
- $59.68 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. | AS4875/1 | Cage 81343 |
| 2. | MIL-F-5509 | Cage 81349 |
Major End Users Countries and entities
- - Department of The Navy
- - Department of The Air Force
- - Brazil
- - Spain
- - Israel
- - Malaysia
- - Germany
- - Republic of Korea
- - Greece
- - Turkey
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- 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 connectors with similar characteristics
Nothing similar to this part number was found in our inventory
NAS553-4 / Connector,multiple,fluid pressurWhat is the formal definition of this item?
A device of varying shapes with two or more connections to accommodate hydraulic or air passage(s) line end connections and/or a bolt, fluid passage(s).
