218125992

View detailed technical data, stock status, and sourcing information for: 218125992

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218125992
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-01-721-2503
Item Name Code
05277
Assigment Date
06/03/2024 (2 years ago)

A rigid or flexible item of various shapes attached to a structure for the purpose of providing access for inspection, service, replacement of components and/or adjustments or mounting operations. It is designed to be attached by means of bolt holes, slots, mounting ears, tabs, and the like. To permit access, the mounted cover requires partial or complete removal. It may include an observation window. For items permanently attached by hinges and the like, see door, access (as modified). Excludes:all covers not specifically designed to provide access for the purposes listed above.

nylon insert locking feature, hexagon nut style, 2b thread class, 0.532 inches minimum and 0.562 inches maximum nut height, right-hand thread direction

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
nylon insert
Nut Style
hexagon
Nut Height
0.532 inches minimum and 0.562 inches maximum
Width Across Flats
0.679 inches minimum and 0.692 inches maximum
Temp Rating
450.0 fahrenheit nominal
Thread Series
unc
Thread Quantity Per Inch
16
Nominal Thread Size
0.375 inches
Bearing Surface Type
flat
Part Name Assigned By Controlling Agency
nut,self-locking,heavy hex unj thread profile,nickel-copper alloy
Material
nickel alloy 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
218125992 Hexagon Self-Locking Nut
581-8843219-114 Hexagon Self-Locking Nut
LOA037021-114 Hexagon Self-Locking Nut
M25027/1V6C Hexagon Self-Locking Nut
M32258-UVC06 Hexagon Self-Locking Nut
R6111401-114 Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-721-2503?
The FSCG of the NSN 5310-01-721-2503 is 5310
Does the NSN 5310-01-721-2503 have a Schedule B code assigned?
Yes, the Schedule B code is 7508900000
Does NSN 5310-01-721-2503 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 5310-01-721-2503 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-01-721-2503 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 5310-01-721-2503 was assigned to the Federal Catalog?
It was assigned 2 years ago, on Mon, Jun 3, 2024

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