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5310-00-680-6756

Find complete technical information, availability, and procurement data for: 5310-00-680-6756

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5310-00-680-6756
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-680-6756
Item Name Code
05277
Assigment Date
01/01/1963 (63 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

right-hand thread direction, prevailing torque all metal design locking feature, 0.328 inches maximum nut height, 3b thread class, hexagon nut style

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
0.328 inches maximum
Width Across Flats
0.679 inches minimum and 0.690 inches maximum
Temp Rating
800.0 fahrenheit nominal
Thread Series
unjf
Thread Quantity Per Inch
20
Nominal Thread Size
0.438 inches
Countersink Angle
120.0 degrees nominal nut
Bearing Surface Type
chamfered or washer faced
Bearing Surface Finish
125.0 microinches
Material
iron alloy 660 overall
Material Document And Classification
ams 5525 assn std single material response overall
Precious Material
silver
Surface Treatment
silver overall
Surface Treatment Document And Classification
ams 2410 assn std single treatment response overall
Specification/Standard Data
80205-nas679 professional/industrial association standard

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
H31-7 Hexagon Self-Locking Nut
NAS679C7 Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-680-6756?
The FSCG of the NSN 5310-00-680-6756 is 5310
Does the NSN 5310-00-680-6756 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-680-6756 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 5310-00-680-6756 contain precious materials?
Item contains silver.
Does NSN 5310-00-680-6756 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 5310-00-680-6756 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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