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Datasheet. MS21923-4 specification
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
3a center bulkhead
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
3a all ends
The national stock number or the identification information of the end equipment for which the item is a part.
boeing vertol cargo transport helicopter, model CH-47
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.
flared w/ gasket seal (boss) 2nd end
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.
flareless (tube) 1st end
Indicates the type of connection/s/.
threaded external boss 2nd end
Indicates the type of connection/s/.
threaded external tube 1st end
A designation that is used for the purpose of general identification of the thread.
0.438in. all ends ⁓29/64"
A designation that is used for the purpose of general identification of the thread.
0.438in. center bulkhead ⁓29/64"
The angle of the end surface upon which the mated surface seats.
12.0 degrees 1st end
The nominal length of a straight line which passes through the center of the accommodated tube,and terminates at the outside circumference.
0.250in. 1st end
The nominal dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
1.750in.
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
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 all ends
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 center bulkhead
The document designator of the specification or standard which established the item of supply.
96906-MS21923 government standard
Answers.
1EA
Unjf center bulkhead
Unjf all ends
Steel
3a all ends
3a center bulkhead
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 4730-00-202-8859 ADAPTER,STRAIGHT,TUBE TO BOSS
Used on boeing vertol cargo transport helicopter,model ch-47. unjf center bulkhead thread series cadmium surface treated 3a all ends thread class
- NIIN
- 002028859
- NIIN Date
- 01/01/61
- Schedule B
- 7307992000
- Name Code
- 22675
- FIIG
- A080B0
- Item Weight
- 0.100lbs
- Item Dimensions
- QUP
- 1
- Historical Price
- $49.93 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
| 1. | SAE AS18280 | Cage 81343 |
| 2. | SAE AS21923 | Cage 81343 |
| 3. | AS21923-4 | Cage 81343 |
| 4. | AS21923 | Cage 81343 |
| 5. | AS1828031E | Cage 81343 |
Major End Users Countries and entities
- - Department of The Navy
- - Department of The Army
- - Department of The Air Force
- - U.s. Coast Guard
- - Brazil
- - Malaysia
- - Australia
- - Canada
- - New Zealand
- - Republic of Korea
- - Germany
- - Italy
- - Greece
Availability for MS21923-4 A member of our team will provide you with a price and availability quote
Request a Quote »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 adapters with similar characteristics
Nothing similar to this part number was found in our inventory
MS21923-4 / Adapter,straight,tube to bossWhat is the formal definition of this item?
An adapter having machine threads (straight threads other than pipe or hose series) designed to accommodate a tube on one end or an unthreaded end designed to accommodate a tube. the other end has external or internal machine threads (straight threads other than pipe or hose series) and is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. it is designed to join a tube or tube fitting to a boss or boss fitting in a straight line on items such as tanks, housings, valve fittings, and the like. see also coupling, tube and nipple, tube.
