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Datasheet. 1881-252 specification
The length of a straight line which passes through the center of a hole,and terminates at the circumference.
1.005in. and 1.010in. ⁓1-1/64"
The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.
1.270in.
0.240in. and 0.245in.
A measurement of the smallest dimension of the material,in distinction from length or width.
0.132in. and 0.142in.
0.090in.
Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.
125.0 microinches all surfaces
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.
second internal key opposite first same size
The chemical compound or mechanical mixture properties of which the item is fabricated.
aluminum and nickel and copper alloy
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
AMS4640 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.
cadmium
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-P-416, type 1, class 3 fed spec single treatment response
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
internal prebent key
Answers.
1EA
Internal prebent key
Aluminum and nickel and copper alloy
0.132 inches minimum and 0.142 inches maximum
1.270 inches
1.005 inches minimum and 1.010 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 5310-01-187-3923 WASHER,KEY
internal prebent key cadmium surface treated second internal key opposite first same size 0.132" material thickness 1.270" outside diameter 1.005" hole diameter
- NIIN
- 011873923
- NIIN Date
- 08/22/84
- Schedule B
- Name Code
- 01869
- FIIG
- A022B0
- QUP
- 1
- Historical Price
- $4,281.03 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 Air Force
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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)
- 50.0
- 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
- Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing
- 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
1881-252 / Washer,keyWhat 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 protuberances. the ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. the keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. excludes thrust type washer.
