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Datasheet. RB21739 specification
The length of a straight line which passes through the center of a hole,and terminates at the circumference.
0.377in. and 0.378in. ⁓25/64"
The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.
0.855in.
A measurement taken at right angles to the length of an internal keyway,in distinction from thickness.
0.096in. and 0.098in.
0.255in. and 0.260in.
The number of internal keyways included.
2
A measurement of the smallest dimension of the material,in distinction from length or width.
0.126in. and 0.128in.
Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.
12.0 microinches bottom
Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.
12.0 microinches top
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel comp 630
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
astm A320-63 gr L10 assn std 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.
chromium
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.
QQ-C-320 cl 2e fed spec single treatment response
Answers.
1EA
Steel comp 630
0.126 inches minimum and 0.128 inches maximum
0.855 inches
0.377 inches minimum and 0.378 inches maximum
Schedule B number: 7318220000
nmfc 194160
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 5310-00-883-2957 WASHER,KEYWAY
chromium surface treated 0.126" material thickness 0.855" outside diameter 0.377" hole diameter
- NIIN
- 008832957
- NIIN Date
- 11/22/67
- Schedule B
- 7318220000
- Name Code
- 06158
- FIIG
- A022B0
- Item Weight
- 0.100lbs
- Item Dimensions
- --
- QUP
- 1
- Historical Price
- $464.68 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
- - United Kingdom
- - Netherlands
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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
RB21739 / Washer,keywayWhat is the formal definition of this item?
A washer of nonresilient material usually having two parallel bearing surfaces. the outside and/or inside edges have one or more notches. excludes thrust type washers.
