NAS1291A08M
View detailed technical data, stock status, and sourcing information for: NAS1291A08M
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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.
0.125 inches minimum and 0.188 inches maximum overall height, right-hand thread direction, 0.290 inches maximum washer outside diameter, 3b thread class, prevailing torque all metal design locking feature
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 3b
- Thread Direction
- right-hand
- Locking Feature
- prevailing torque all metal design
- Washer Outside Diameter
- 0.290 inches maximum
- Overall Height
- 0.125 inches minimum and 0.188 inches maximum
- Nut Style
- hexagon
- Washer Thickness
- 0.015 inches minimum
- Width Across Flats
- 0.213 inches minimum and 0.221 inches maximum
- Temp Rating
- 550.0 fahrenheit nominal
- Thread Series
- unc
- Thread Quantity Per Inch
- 32
- Nominal Thread Size
- 0.164 inches
- Material
- steel corrosion resisting overall
- Surface Treatment
- passivate overall
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 |
|---|---|
| 114-0231-004 | Extended Washer Self-Locking Nut |
| 2578602-4 | Extended Washer Self-Locking Nut |
| 457-5587 | Extended Washer Self-Locking Nut |
| 5310008455030 | Extended Washer Self-Locking Nut |
| 5310PL0204894 | Extended Washer Self-Locking Nut |
| 74443146004 | Extended Washer Self-Locking Nut |
| 947532-308 | Extended Washer Self-Locking Nut |
| AFG0705993 | Extended Washer Self-Locking Nut |
| FN1014M832 | Extended Washer Self-Locking Nut |
| H42L08 | Extended Washer Self-Locking Nut |
| NAS1291-C08M | Extended Washer Self-Locking Nut |
| NAS1291A08M | Extended Washer Self-Locking Nut |
| NAS1291C08M | Extended Washer Self-Locking Nut |
| P32332 | Extended Washer Self-Locking Nut |
| RMLH3858-82 | Extended Washer Self-Locking Nut |
FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5310-00-845-5030?
Does the NSN 5310-00-845-5030 have a Schedule B code assigned?
Does NSN 5310-00-845-5030 require demilitarization?
Does NSN 5310-00-845-5030 contain precious materials?
Does NSN 5310-00-845-5030 contain hazardous materials?
When the NSN 5310-00-845-5030 was assigned to the Federal Catalog?
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