MF19650-3

View detailed technical data, stock status, and sourcing information for: MF19650-3

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MF19650-3
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-498-6340
Item Name Code
01872
Assigment Date
03/29/1972 (54 years ago)

An item designed to fit over a packing gland by mating with a surface of a second part which together will retain into a narrow groove or confined space the packing, preformed or o-ring, or an item designed to fit over a rod or shaft, to mate with a stuffing box to confine packing material. It may function as a static or dynamic seal retainer with the packing located on, around, or in the centerline direction of the rod or shaft axis. It may have holes or joints for mounting, be threaded or unthreaded. See also packing nut and packing nut, stuffing tube.

3b thread class, 0.739 inches maximum nut length, right-hand thread direction, plate nut style, 0.098 inches minimum and 0.103 inches maximum mounting hole diameter

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
Mounting Hole Diameter
0.098 inches minimum and 0.103 inches maximum
Nut Style
plate
Nut Length
0.739 inches maximum
Nut Height
0.250 inches maximum
Plate Thickness
0.125 inches nominal
Plate Width
0.327 inches maximum
Nut Mounting Provision
straight holes
Mounting Hole Arrangement Style
2 holes
Distance From Aperture Center To Mounting Hole Center
0.245 inches minimum and 0.255 inches maximum
Center To Center Distance Between Mounting Holes Along Length
0.498 inches minimum and 0.502 inches maximum
Temp Rating
500.0 fahrenheit nominal
Thread Series
unf
Features Provided
floating nut
Thread Quantity Per Inch
32
Nominal Thread Size
0.190 inches
Material
steel overall
Surface Treatment
cadmium overall
Surface Treatment Document And Classification
qq-p-416,ty 2,cl 3 fed spec single treatment response 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
943959-5 Plate Plain Nut
MF19650-3 Plate Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-498-6340?
The FSCG of the NSN 5310-00-498-6340 is 5310
Does the NSN 5310-00-498-6340 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-498-6340 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 5310-00-498-6340 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-498-6340 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 5310-00-498-6340 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Wed, Mar 29, 1972

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