5310-01-302-0775

NIIN 01-302-0775 - Plate Self-Locking Nut

NSN 5310-01-302-0775 Classification

A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.

floating nut features provided, counterbore diameter, 1.123 inches minimum and 1.127 inches maximum center to center distance between mounting holes along length, 0.557 inches minimum and 0.567 inches maximum distance from aperture center to mounting hole center, prevailing torque all metal design locking feature

National Stock Number: 5310-01-302-0775
Federal Supply Group: 53 - Hardware and Abrasives
Federal Supply Classification: 5310 - Nuts and Washers
National Item Identification Number: 01-302-0775
Item Name Code: 05280
Assigned Date: Fri, Jun 9, 1989
Schedule B Code: 7318160000
Requires Demilitarization: DEMIL/MLI

NSN 5310-01-302-0775 Specification

Set by the OEM (See RNCC code 3)

Center To Center Distance Between Mounting Holes Along Length: 1.123 inches minimum and 1.127 inches maximum
Counterbore Diameter
Distance From Aperture Center To Mounting Hole Center: 0.557 inches minimum and 0.567 inches maximum
Features Provided: floating nut
Locking Feature: prevailing torque all metal design
Lubrication: dry film lubricant
Material Document And Classification: unable to decode
Material
Plate Width: 0.865 inches maximum
Plate Thickness: 0.023 inches minimum and 0.027 inches maximum
Material: unable to decode
Mounting Hole Arrangement Style: 2 holes
Mounting Hole Diameter: 0.098 inches minimum and 0.103 inches maximum
Nominal Thread Size: 0.250 inches
Nut Counterbore Depth
Nut Height: 0.403 inches maximum
Nut Length: 1.360 inches minimum and 1.390 inches maximum
Nut Mounting Provision: straight holes
Nut Style: plate
Specification/Standard Data: 80205-nas1803 professional/industrial association standard
Surface Treatment Document And Classification: unable to decode
Surface Treatment
Surface Treatment: unable to decode
Thread Class: 3b
Thread Direction: right-hand
Thread Quantity Per Inch: 28
Thread Series: unified national joint fine (unjf)

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Quality, Safety, and Compliance in Every Supply Requirement

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HAZMAT Certified

Customer Service Objectives

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Every product is 100% inspected to support quality assurance, safety, documentation, and dependable delivery for critical aerospace, defense, MRO, and industrial sourcing requirements.

NSN 5310-01-302-0775 Material

Hazmat, Precious Metals, Criticality, Environment, and ESD

(PMIC) Precious Metals Indicator

Item does not contain precious metal.

What does the A code means?

Precious metals indicator code (pmic): this code is to identify items that have precious metals as part of their content. Precious metals are those metals generally considered to be uncommon and highly valuable which are relatively superior in certain properties such as resistance to corrosion and electrical conductivity. The precious metals recovery program for the federal government encompasses gold, silver, platinum, and the platinum family which consists of palladium, iridium, rhodium, osmium, and ruthenium. See volume 10, table 160 and quick info on-line.

(HMIC) Hazardous Metal Indicator

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

What does the N code means?

Hazardous materials indicator code: a code established in the dlis total item record (tir) to identify to users of the federal catalog system all known or suspected hazardous items as defined by safety/health, transaction and/or environmental regulations, to serve as a flag that a procuring activity must acquire a material safety data sheet when a hazardous item is procured, and to inform federal catalog system users when more detailed information on an item is available in the hazardous material information system. See volume 10, table 179 and quick info on-line.

Criticality Code

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

What does the X code means?

Criticality code, federal item identification guide: a code which indicates when an item is technically critical, by reason of tolerance, fit, application, nuclear hardness properties or other characteristic which affects identification of the item. See volume 10, table 181 and quick info on-line.

Cross Reference Parts

Part numbers that meet the specification outlined on this page and set by the OEM

Part Number	CAGE	RNCC	RNVC	DAC	RNAAC	MSDS	SADC
NAS1803-4B10	80205	3	2	E	KZ	-	-

Price Quote

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Stock Availability

This product is available in the following quantities and conditions:

(NE) New Material	302
(NS) New Surplus	3
(SV) Serviceable	1
In Stock	306

Availability of this item was last updated 09/07/2026 06:09 PM EDT.

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