Price Quote Get an up to date pricing and availability quote for this product. Order online or over the phone.
Quality Commitment
Serving our customers with quality and safety first.
- AS9120 Certified
- Audited supply chain
- ITAR Registered
- DDTC Registered
- HAZMAT Certified
- Customer service objectives
- Every product 100% inspected
Datasheet. NAS1443-20 specification
The length of a straight line which passes through the center of a hole,and terminates at the circumference.
3.730in. ⁓3-47/64"
The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.
4.219in.
A measurement of the smallest dimension of the material,in distinction from length or width.
0.125in.
The national stock number or the identification information of the end equipment for which the item is a part.
aircraft; C-5 a, b, c
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.
36.0 rockwell c
The name assigned to the item by the government agency or commercial organization controlling the design of the item.
lockwasher bearing retainer
A characteristic of light that can be specified in terms of luminance,dominant wavelength,and purity.
black
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel comp 1050
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
ams 5085 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.
oxide
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 1 grade c mil spec single treatment response
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
flat external teeth
Answers.
1EA
Flat external teeth
Steel comp 1050
0.125 inches
4.219 inches
3.730 inches
Schedule B number: 7318210000
nmfc 093486
Spring washers and other 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 5310-01-586-0273 WASHER,LOCK
Used on aircraft; c-5 a,b,c. flat external teeth oxide surface treated lockwasher bearing retainer 0.125" material thickness 4.219" outside diameter 3.730" hole diameter
- NIIN
- 015860273
- NIIN Date
- 06/16/10
- Schedule B
- 7318210000
- Name Code
- 14218
- FIIG
- A022B0
- Item Weight
- 0.000lbs
- Item Dimensions
- QUP
- 1
- Historical Price
- $1,649.58 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
Availability for NAS1443-20 A member of our team will provide you with a price and availability quote
Request a Quote »Shipping Information
- 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)
- No rating
- 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)
- 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
NAS1443-20 / Washer,lockWhat is the formal definition of this item?
A washer which is usually round with a centrally located hole. its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. it may be made of one or two pieces
