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Datasheet. 229-004321 specification
The length of a straight line which passes through the center of a hole,and terminates at the circumference.
0.255in. and 0.262in. ⁓17/64"
The distance from the centerline to the axis of the item.
2.710in. and 2.720in.
The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.
0.710in. and 0.730in.
A measurement between specified points on the recess,in distinction from height.
0.040in.
A measurement of the smallest dimension of the material,in distinction from length or width.
0.120in.
Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.
32.0 microinches top
The name assigned to the item by the government agency or commercial organization controlling the design of the item.
navy special project
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel corrosion resisting
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
MIL-S-18732 mil spec single material response
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.
oxide film
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.
MIL-C-13924, class 2 mil spec single treatment response
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
concave
Answers.
Concave
Steel corrosion resisting
0.120 inches
0.710 inches minimum and 0.730 inches maximum
0.255 inches minimum and 0.262 inches maximum
Schedule B number: 7318220000
nmfc 093486
Washers other than lock washers, iron or steel
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 5310-01-052-0039 WASHER,CONCAVE
concave oxide film surface treated navy special project 0.120" material thickness 0.710" outside diameter 0.255" hole diameter
- NIIN
- 010520039
- NIIN Date
- 12/09/77
- Schedule B
- 7318220000
- Name Code
- 15930
- FIIG
- A022B0
- QUP
- Historical Price
- $14.65 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
Major End Users Countries and entities
- - Department of The Navy
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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)
- 093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3)
- UFC (universal freight code)
- 48950
Similar by Design Other washers with similar characteristics
Nothing similar to this part number was found in our inventory
229-004321 / Washer,concaveWhat 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 recessed to form a curved or spherical contour. see also washer (1), convex. excludes washer (1), recessed and bearing, washer, thrust.
