NAS1291C08M

View detailed technical data, stock status, and sourcing information for: NAS1291C08M

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NAS1291C08M
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-845-5030
Item Name Code
29730
Assigment Date
01/01/1962 (64 years ago)

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.

0.290 inches maximum washer outside diameter, 3b thread class, 0.125 inches minimum and 0.188 inches maximum overall height, right-hand thread direction, 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?
The FSCG of the NSN 5310-00-845-5030 is 5310
Does the NSN 5310-00-845-5030 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-845-5030 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5310-00-845-5030 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-845-5030 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5310-00-845-5030 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Mon, Jan 1, 1962

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