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5310-00-439-3370

Find complete technical information, availability, and procurement data for: 5310-00-439-3370

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5310-00-439-3370
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-439-3370
Item Name Code
05277
Assigment Date
12/08/1969 (56 years ago)

0.250 inches maximum nut height, hexagon nut style, right-hand thread direction, prevailing torque all metal design locking feature, 3b 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
3b
Thread Direction
right-hand
Locking Feature
prevailing torque all metal design
Nut Style
hexagon
Nut Height
0.250 inches maximum
Width Across Flats
0.367 inches minimum and 0.376 inches maximum
Thread Series
unf
Thread Quantity Per Inch
32
Hardness Rating
37.0 rockwell c minimum and 43.0 rockwell c maximum
Nominal Thread Size
0.190 inches
Criticality Code Justification
feat
Bearing Surface Type
chamfered
Special Features
critical features, tolerances, fit restrictions, material properties andmanufacturing process
Material
steel comp 1035 overall
Material Document And Classification
ams 5080 assn std single material response overall
Precious Material
silver
Surface Treatment
cadmium overall
Surface Treatment Document And Classification
ams 2400 assn std single treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5310-00-208-3215 No Name Available 09/01/1991

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
157042 Hexagon Self-Locking Nut
639289 Hexagon Self-Locking Nut
D1801-02 Hexagon Self-Locking Nut
H29123-3 Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-439-3370?
The FSCG of the NSN 5310-00-439-3370 is 5310
Does the NSN 5310-00-439-3370 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-439-3370 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 5310-00-439-3370 contain precious materials?
Item contains silver.
Does NSN 5310-00-439-3370 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 5310-00-439-3370 was assigned to the Federal Catalog?
It was assigned 56 years ago, on Mon, Dec 8, 1969

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