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Datasheet. 218T1800 specification
The length of a straight line which passes through the center of a hole,and terminates at the circumference.
3.755in. and 3.765in. ⁓3-49/64"
The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.
4.060in.
A measurement of the smallest dimension of the material,in distinction from length or width.
0.225in. and 0.230in.
Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.
63.0 microinches top
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.
radius 0.110 in. min 0.110 in. max
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
convex
Answers.
1EA
Convex
0.225 inches minimum and 0.230 inches maximum
4.060 inches
3.755 inches minimum and 3.765 inches maximum
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 5310-01-170-3190 WASHER,CONVEX
convex radius 0.110 in. min 0.110 in. max 0.225" material thickness 4.060" outside diameter 3.755" hole diameter
- NIIN
- 011703190
- NIIN Date
- 01/23/84
- Schedule B
- Name Code
- 15931
- FIIG
- A022B0
- QUP
- 1
- Historical Price
- $742.58 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
Major End Users Countries and entities
- - Department of The Army
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- 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
218T1800 / Washer,convexWhat is the formal definition of this item?
A washer which is round with a centrally located hole. one bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is raised to form a curved or spherical contour. see also washer (1), concave. excludes bearing, washer thrust.
