99-3244

View detailed technical data, stock status, and sourcing information for: 99-3244

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99-3244
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-843-3139
Item Name Code
01856
Assigment Date
01/01/1962 (64 years ago)

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

0.188 inches nominal nut height, 0.070 inches nominal drilled hole diameter, right-hand thread direction, plain, dodecagon 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
Nut Style
plain, dodecagon
Nut Height
0.188 inches nominal
Drilled Hole Diameter
0.070 inches nominal
Hole Type And Quantity
6 drilled
Width Across Flats
1.500 inches nominal
Thread Series
unf
Thread Quantity Per Inch
12
Nominal Thread Size
1.250 inches
Hole Configuration Style
configuration f
Bearing Surface Type
chamfered
Material
steel comp 303 overall
Material Document And Classification
aisi assn std single material response 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
99-3244 Dodecagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-843-3139?
The FSCG of the NSN 5310-00-843-3139 is 5310
Does the NSN 5310-00-843-3139 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-843-3139 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 5310-00-843-3139 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-843-3139 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 5310-00-843-3139 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Mon, Jan 1, 1962

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