4720-00-942-8321
Find complete technical information, availability, and procurement data for: 4720-00-942-8321
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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.
round cross-sectional shape style, right-hand 1st end thread direction, 3b 1st end thread class, 0.212 inches nominal inside diameter, -65.0 fahrenheit and 450.0 fahrenheit single response temp rating
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Cross-Sectional Shape Style
- round
- Thread Class
- 3b 1st end
- Thread Direction
- right-hand 1st end
- Inside Diameter
- 0.212 inches nominal
- Temp Rating
- -65.0 fahrenheit and 450.0 fahrenheit single response
- Outside Diameter
- 0.250 inches nominal
- Minimum Inside Bending Radius
- 3.000 inches
- Connection Style
- swivel nut, flareless 1st end
- End Connection Design
- straight 1st end
- Connection Type
- threaded internal tube 1st end
- Features Provided
- electrostatic discharge capability
- Burst Test Pressure
- 16000.0 pounds per square inch
- Layer Composition And Location
- 1st layer braided corrosion resistant steel wire and outer layer braided corrosion resistant steel wire
- Maximum Operating Pressure
- 3000.0 pounds per square inch
- Nominal Thread Size
- 0.438 inches 1st end
- Seat Angle
- 12.0 degrees 1st end
- Hydrostatic Test Pressure
- 6000.0 pounds per square inch
- Inside Surface Condition
- smooth
- Measuring Method And Length
- 19.750 inches nominal overall
- Thread Series Designator
- unjf 1st end
- Specification/Standard Data
- 81343-as621 professional/industrial association standard
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 4720-00-628-6593 | No Name Available | 07/01/1985 |
Related Parts
This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:
| Part Number | Name |
|---|---|
| AS621-04-0196 | Nonmetallic Hose Assembly |
| SS46C01A200000 | Nonmetallic Hose Assembly |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 4720-00-942-8321?
Does the NSN 4720-00-942-8321 have a Schedule B code assigned?
Does NSN 4720-00-942-8321 require demilitarization?
Does NSN 4720-00-942-8321 contain precious materials?
Does NSN 4720-00-942-8321 contain hazardous materials?
When the NSN 4720-00-942-8321 was assigned to the Federal Catalog?
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