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Datasheet. 21B1021-2 specification
The length of a straight line which passes through the center of a hole,and terminates at the circumference.
0.142in. and 0.148in. ⁓5/32"
The length of a straight line which passes through the center of a shoulder,and terminates at the circumference.
0.245in. and 0.255in.
The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.
0.370in. and 0.380in.
0.021in. and 0.041in.
A measurement of the smallest dimension of the material,in distinction from length or width.
0.053in. and 0.073in.
The chemical compound or mechanical mixture properties of which the item is fabricated.
plastic phenolic
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
shouldered
Answers.
1EA
Shouldered
Plastic phenolic
0.053 inches minimum and 0.073 inches maximum
0.370 inches minimum and 0.380 inches maximum
0.142 inches minimum and 0.148 inches maximum
Schedule B number: 3926904500
nmfc 194160
Gaskets,washers & other seals
FSC 5310 ⁓ Nuts and washers
Note-nuts and washers, including specially designed, are to be classified in this fsc. a. nuts are a small metal block made in a variety of shapes such as square and hexagonal which is drilled and internally threaded. b. washers are a perforated piece of metal, leather, or other materials of various shapes or forms. they are used primarily as a seat for a bolt, nut, screw, rivet or nail to distribute pressure and prevent endwise motion over an area and/or to prevent movement between two parts by means of restraining features created by the shape of its edges.
Excluding bearing thrust washers (fsc 3120); shims (fsc 5365); ring spacers (fsc 5365); plate spacers (fsc 5365); lock rings (fsc 5365).
NSN 5310-00-978-7770 WASHER,SHOULDERED
shouldered 0.053" material thickness 0.370" outside diameter 0.142" hole diameter
- NIIN
- 009787770
- NIIN Date
- 01/01/62
- Schedule B
- 3926904500
- Name Code
- 15934
- FIIG
- A022B0
- Item Weight
- 0.100lbs
- Item Dimensions
- --
- QUP
- 1
- Historical Price
- $11.38 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. | 302-0595-000 | Cage 13499 |
| 2. | 8437118-7 | Cage 19204 |
| 3. | GW502B06B | Cage 26512 |
| 4. | 5310009787770 | Cage SCY13 |
Major End Users Countries and entities
- - Department of The Navy
- - U.s. Marine Corps
- - Department of The Air Force
- - Poland
- - Brazil
- - Morocco
- - Australia
- - Republic of Korea
- - Portugal
- - Greece
Availability for 21B1021-2 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)
- 50.0
- 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 hardware
- NMFC (national motor freight code)
- 194160 WASHER OR GASKETS, IRON OR STEEL,
- UFC (universal freight code)
- 55210
Similar by Design Other washers with similar characteristics
Nothing similar to this part number was found in our inventory
21B1021-2 / Washer,shoulderedWhat is the formal definition of this item?
A washer, round in shape, and having a centrally located hole. one bearing surface is flat and unbroken, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. the thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. for items having a shoulder (boss) of greater thickness, use bearing, sleeve; bushing sleeve; or spacer, sleeve. excludes insulator, washer and thrust type washers.
