10909316
View detailed technical data, stock status, and sourcing information for: 10909316
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A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes:laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see gasket. For items manufactured from lubricated plastics, see bearing, washer, thrust. For items manufactured from lubricated felt, see felt, mechanical, preformed. Excludes:disk, valve; insulator washer; and shim. See also spacer, plate and spacer, sleeve.
1.235 inches minimum and 1.250 inches maximum thread length, right-hand thread direction, flat chamfer head style, 1.250 inches nominal fastener length, 3a thread class
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 3a
- Thread Direction
- right-hand
- Thread Length
- 1.235 inches minimum and 1.250 inches maximum
- Fastener Length
- 1.250 inches nominal
- Head Style
- flat chamfer
- Head Diameter
- 0.620 inches nominal
- Head Height
- 0.406 inches nominal
- Internal Drive Style
- hexagon
- Nominal Thread Diameter
- 0.438 inches
- Width Across Flats
- 0.3125 inches minimum and 0.3155 inches maximum
- Thread Quantity Per Inch
- 20
- Hardness Rating
- 33.0 rockwell c minimum and 38.0 rockwell c maximum overall
- Material
- steel comp 4140 or steel comp 5140 or steel comp 8645 or steel comp 8740 overall
- Surface Treatment
- cadmium overall
- Thread Series Designator
- unf
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FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-00-801-6753?
Does the NSN 5305-00-801-6753 have a Schedule B code assigned?
Does NSN 5305-00-801-6753 require demilitarization?
Does NSN 5305-00-801-6753 contain precious materials?
Does NSN 5305-00-801-6753 contain hazardous materials?
When the NSN 5305-00-801-6753 was assigned to the Federal Catalog?
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Pricing
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In Stock
This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.
| New Surplus | 24 |
| New Material | 31 |
| Total | 55 |