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Datasheet. MS21900-4R specification
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.
helicopter, attack, part number AH-64D, nsn 01-355-8250
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.
external seat for gasket seal (boss) 2nd end
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.
flared w/ gasket seal (boss) 1st end
Indicates the type of connection/s/.
threaded external boss all ends
A designation that is used for the purpose of general identification of the thread.
0.4375in. all ends ⁓29/64"
The nominal dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
1.188in.
The name assigned to the item by the government agency or commercial organization controlling the design of the item.
adapter, flareless tube to a flared tube
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.
fist end fitting MS33656, style e and second end MS33514, style e
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel comp 321 nipple
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
flared and flareless w/ center wrenching facility
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
The document designator of the specification or standard which established the item of supply.
96906-MS21900 government standard
Answers.
On 02/10/2010 under contract SPM7M110VB743 for qty 25
1EA
Unjf all ends
Flared and flareless w/ center wrenching facility
Steel comp 321 nipple
3a all ends
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 4730-01-470-4750 NIPPLE,BOSS
Used on helicopter, attack, part number ah-64d, nsn 01-355-8250. unjf all ends thread series flared fist end fitting MS33656, style e adapter, flareless tube to a flared tube 3a all ends thread class
- NIIN
- 014704750
- NIIN Date
- 12/21/99
- Schedule B
- Name Code
- 26952
- FIIG
- A080B0
- Item Weight
- 0.100lbs
- Item Dimensions
- --
- QUP
- 1
- Historical Price
- $142.93 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. | AS18280 | Cage 81343 |
| 2. | AS21900 | Cage 81343 |
| 3. | MIL-F-18280 | Cage 81349 |
| 4. | MS21900-4S | Cage 81349 |
Major End Users Countries and entities
- - Department of The Army
- - Department of The Navy
- - Department of The Air Force
- - Singapore
- - Republic of Korea
- - United Kingdom
- - Greece
Major End Items End use applications
- - Helicopter, attack, part number ah-64d, nsn 01-355-8250
Availability for MS21900-4R 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 nipples with similar characteristics
Nothing similar to this part number was found in our inventory
MS21900-4R / Nipple,bossWhat is the formal definition of this item?
A straight, one-piece fitting used to join two bosses or boss fittings. both ends are the same size and have external machine threads (straignt threads other than pipe or hose series). it is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. the center section may be suitably shaped to accommodate a wrench.
