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. 11780253 specification
The length of a straight line which passes through the center of a hole,and terminates at the circumference.
0.301in. and 0.308in. ⁓5/16"
The distance from the centerline to the axis of the item.
1.000in.
The length of a straight line which passes through the center of a circular figure or body,and terminates at the outside circumference.
0.720in.
The length of a straight line which passes through the center of the recess,and terminates at the circumference.
0.524in.
A measurement of the smallest dimension of the material,in distinction from length or width.
0.060in. and 0.070in.
The national stock number or the identification information of the end equipment for which the item is a part.
armament subsystem XM97E2
Designates the specific surface roughness rating,representing the arithmetic average deviation of the surface from the meanline in profile.
63.0 microinches all surfaces
The chemical compound or mechanical mixture properties of which the item is fabricated.
steel
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.
QQ-S-764 cond b mil spec 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.
passivate
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
concave
Answers.
Concave
Steel
0.060 inches minimum and 0.070 inches maximum
0.720 inches
0.301 inches minimum and 0.308 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 5310-01-076-2317 WASHER,CONCAVE
Used on armament subsystem xm97e2. concave passivate surface treated 0.060" material thickness 0.720" outside diameter 0.301" hole diameter
- NIIN
- 010762317
- NIIN Date
- 05/03/79
- Schedule B
- 7318220000
- Name Code
- 15930
- FIIG
- A022B0
- QUP
- Historical Price
- $3.33 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
Other Part Numbers Parts with same form, fit, and function by other manufacturers
| 1. | 42208-1 | Cage 09344 |
Major End Users Countries and entities
- - Department of The Navy
- - Department of The Army
- - Republic of Korea
- - Turkey
Availability for 11780253 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)
- 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
- 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
11780253 / Washer,concaveWhat is the formal definition of this item?
A washer which is round with a centrally located hole. one bearing surface is smooth, flat, and unbroken, the other bearing surface is smooth, unbroken, and is recessed to form a curved or spherical contour. see also washer (1), convex. excludes washer (1), recessed and bearing, washer, thrust.
