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Datasheet. WD20751 specification
The length of a straight line which passes through the center of a hole,and terminates at the circumference.
0.260in. and 0.270in. ⁓9/32"
The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.
0.490in. and 0.510in.
The distance measured in a straight line from the bottom to the top of an item.
0.045in. and 0.065in.
A measurement of the smallest dimension of the material,in distinction from length or width.
0.009in. and 0.011in.
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.
35.0 rockwell c
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.
copper alloy
Answers.
Copper alloy
0.009 inches minimum and 0.011 inches maximum
0.490 inches minimum and 0.510 inches maximum
0.260 inches minimum and 0.270 inches maximum
Schedule B number: 7415210000
nmfc 194120
Copper washers including spring washers not threaded
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 5310-00-451-0045 WASHER,SPRING TENSION
navy special project 0.009" material thickness 0.490" outside diameter 0.260" hole diameter
- NIIN
- 004510045
- NIIN Date
- 01/02/70
- Schedule B
- 7415210000
- Name Code
- 15938
- FIIG
- A022B0
- QUP
- Historical Price
- $2.25 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
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 hardware
- NMFC (national motor freight code)
- 194120 WASHERS/GASKETS/PCKG DVCS NOI
- UFC (universal freight code)
- 95100
Similar by Design Other washers with similar characteristics
Nothing similar to this part number was found in our inventory
WD20751 / Washer,spring tensionWhat is the formal definition of this item?
A bent spring metal washer with a centrally located hole. it is designed to exert pressure axially when assembled in place.
