21AX811

View detailed technical data, stock status, and sourcing information for: 21AX811

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21AX811
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-01-551-9953
Item Name Code
29732
Assigment Date
06/01/2007 (19 years ago)

A component which converts available alternating current or direct current electrical power into a form required to operate another component or set. The item may consist of a combination of an invertor,vibrator; vibrator,interrupter; vibrator,self-rectifying; invertor,power,static with a transformer and rectifies employing electron tubes, semiconductor diode or metallic (dry disc) type components, or the synchronized secondary contacts of a vibrator,self-rectifying or may consist of electron tubes, semiconductor diode or metallic (dry disc) type rectifiers and capacitors in transformerless (alternating current-direct current type) circuits which may be of the voltage-multiplier type. The item may incorporate a filter,direct current power and provisions for regulation of input and/or output voltage. The item may have special input, output, control or other facilities for applications in specialized environments such as medical, dental or other operations. Excludes battery chargers and rotating machinery types of items, such as motor generators and enerators and dynamotors.

right-hand thread direction, 0.179 inches minimum and 0.209 inches maximum ball seat radius, prevailing torque with nonmetallic insert locking feature, single ball seat, hexagon nut style, 2b 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
2b
Thread Direction
right-hand
Locking Feature
prevailing torque with nonmetallic insert
Nut Style
single ball seat, hexagon
Ball Seat Radius
0.179 inches minimum and 0.209 inches maximum
Nut Height
0.968 inches minimum and 0.999 inches maximum
Width Across Flats
1.239 inches minimum and 1.252 inches maximum
Thread Series
unf
Thread Quantity Per Inch
14
Hardness Rating
26.0 rockwell c minimum and 34.0 rockwell c maximum
Nominal Thread Size
0.875 inches
Part Name Assigned By Controlling Agency
nut, hex lock-high tensile fine thread
Material
plastic polyamide (nylon) locking insert

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
21AX811 Single Ball Sea Self-Locking Nut
25091288 Single Ball Sea Self-Locking Nut

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5310-01-551-9953?
The FSCG of the NSN 5310-01-551-9953 is 5310
Does NSN 5310-01-551-9953 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 5310-01-551-9953 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-01-551-9953 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 5310-01-551-9953 was assigned to the Federal Catalog?
It was assigned 19 years ago, on Fri, Jun 1, 2007

Professional Distribution

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