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Datasheet. A448-3-1 specification
The length of a straight line which passes through the center of a hole,and terminates at the circumference.
0.122in. and 0.126in. ⁓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.
0.270in. and 0.300in.
A measurement of the smallest dimension of the material,in distinction from length or width.
0.021in.
Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.
63.0 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.
recess angle 105 deg min, 115 deg max
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel comp 302 or steel comp 304
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
QQ-S-766, cond a fed spec all material responses
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.
passivate
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-35 fed spec single treatment response
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
spring tension
Answers.
On 05/04/2009 under contract SPM5AZ07D49030711 for qty 4,255
Spring tension
Steel comp 302 or steel comp 304
0.021 inches
0.270 inches minimum and 0.300 inches maximum
0.122 inches minimum and 0.126 inches maximum
Schedule B number: 7318210000
nmfc 194120
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 5310-00-352-0477 WASHER,SPRING TENSION
spring tension passivate surface treated recess angle 105 deg min, 115 deg max 0.021" material thickness 0.270" outside diameter 0.122" hole diameter
- NIIN
- 003520477
- NIIN Date
- 02/02/74
- Schedule B
- 7318210000
- Name Code
- 15938
- FIIG
- A022B0
- Item Weight
- 0.100lbs
- Item Dimensions
- --
- QUP
- Historical Price
- $1.35 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
Other Part Numbers Parts with same form, fit, and function by other manufacturers
| 1. | 396973 | Cage 89305 |
| 2. | ST4M159-06 | Cage 58009 |
| 3. | ST4M159-06 | Cage 76301 |
| 4. | 10121315 | Cage A486G |
Major End Users Countries and entities
- - Department of The Navy
- - Department of The Air Force
- - Finland
- - Poland
- - Spain
- - Singapore
- - Malaysia
- - Australia
- - Belgium
- - Canada
- - New Zealand
- - France
- - Republic of Korea
- - Netherlands
- - Denmark
- - Norway
- - Greece
- - Turkey
Availability for A448-3-1 A member of our team will provide you with a price and availability quote
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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
A448-3-1 / 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.
