5310-00-437-4286

Find complete technical information, availability, and procurement data for: 5310-00-437-4286
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-437-4286

Item Name Code

05277

Assigment Date

09/10/1969 (56 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.

0.240 inches minimum and 0.360 inches maximum nut height, hexagon nut style, right-hand thread direction, prevailing torque with nonmetallic insert 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 with nonmetallic insert
Nut Style: hexagon
Nut Height: 0.240 inches minimum and 0.360 inches maximum
Width Across Flats: 0.430 inches minimum and 0.439 inches maximum
Temp Rating: 250.0 fahrenheit nominal
Thread Series: unf
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.250 inches
Countersink Angle: 88.0 degrees nominal nut
Bearing Surface Type: chamfered or washer faced
Bearing Surface Finish: 125.0 microinches
Material: nickel alloy 400 or nickel alloy r-405 nut
Material: plastic polyhexamethylene amide locking insert
Material Document And Classification: qq-n-281,cl a fed spec 1st material response or qq-n-281,cl b fed spec 2nd material response nut

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
09NE-048MONEL	Hexagon Self-Locking Nut
09NE048	Hexagon Self-Locking Nut
16944 FIND NO.1-5	Hexagon Self-Locking Nut
17508D	Hexagon Self-Locking Nut
3188554PC14	Hexagon Self-Locking Nut
3188907	Hexagon Self-Locking Nut
MS17828-4F	Hexagon Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-00-437-4286?

The FSCG of the NSN 5310-00-437-4286 is 5310

Does the NSN 5310-00-437-4286 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5310-00-437-4286 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 5310-00-437-4286 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-437-4286 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 5310-00-437-4286 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Wed, Sep 10, 1969