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Datasheet. 621-21 specification
The length of a straight line which passes through the center of a hole,and terminates at the circumference.
0.1235in. and 0.1335in. ⁓9/64"
The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.
0.448in. and 0.453in.
The distance measured in a straight line from the bottom to the top of an item.
0.045in. and 0.055in.
A measurement of the smallest dimension of the material,in distinction from length or width.
0.0149in. and 0.0169in.
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.
39.0 rockwell c and 43.0 rockwell c
The chemical compound or mechanical mixture properties of which the item is fabricated.
copper alloy 170 or copper alloy 172
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
QQ-C-533 fed spec single material response
Answers.
1EA
Copper alloy 170 or copper alloy 172
0.0149 inches minimum and 0.0169 inches maximum
0.448 inches minimum and 0.453 inches maximum
0.1235 inches minimum and 0.1335 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 5310-00-272-5663 WASHER,SPRING TENSION
0.0149" material thickness 0.448" outside diameter 0.1235" hole diameter
- NIIN
- 002725663
- NIIN Date
- 01/01/63
- Schedule B
- 7415210000
- Name Code
- 15938
- FIIG
- A022B0
- Item Weight
- 0.000lbs
- Item Dimensions
- --
- QUP
- 1
- Historical Price
- $207.35 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
Major End Users Countries and entities
- - Department of The Navy
- - Portugal
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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)
- Bolts or nuts (iron or steel),(less than 35 feet)
- 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
621-21 / 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.
