Nut, Self-Locking, Spline5310-00-366-3526

NSN 5310-00-366-3526 · NIIN 003663526

FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives

Government record, cited

Also searched as 5310-00-366-3526 · 5310003663526 · NIIN 003663526 · 00-366-3526 · FSC 5310 Nuts and Washers · 8084754 · 8084754

Nearby stock numbers ← 5310-00-366-3525 Nut, Self-Locking, Spline · 5310-00-366-3543 Nut, Plain, Hexagon →

5310-00-366-3526 — Nuts and Washers

Features

Nut,self-Locking,spline — FSC 5310
Thread Series: UNF
Thread Direction: RIGHT-HAND
Nominal Thread Size: 0.375 INCHES IN
Nut Diameter: 0.687 INCHES NOMINAL IN
Pilot Diameter: 0.510 INCHES NOMINAL IN
Pilot Length: 0.375 INCHES NOMINAL IN
Locking Feature: PREVAILING TORQUE WITH NONMETALLIC INSERT

Identification

NSN: 5310-00-366-3526
NIIN: 003663526
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives

General Description

The Nut,self-Locking,spline, cataloged under National Stock Number 5310-00-366-3526, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-00-366-3526
Item Name	Nut,self-Locking,spline
FSC / FSG	5310 / 53 — Nuts and Washers
Status	ACTIVE
Thread Series	UNF
Thread Direction	RIGHT-HAND
Nominal Thread Size	0.375 INCHES IN
Nut Diameter	0.687 INCHES NOMINAL IN
Pilot Diameter	0.510 INCHES NOMINAL IN
Pilot Length	0.375 INCHES NOMINAL IN
Locking Feature	PREVAILING TORQUE WITH NONMETALLIC INSERT
Nut Height	0.650 INCHES NOMINAL IN
Nut Style	SPLINE
Thread Class	3B
Thread Quantity Per Inch	24
Material	STEEL NUT
Material	PLASTIC LOCKING INSERT

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
8084754	5/9 Secondary reference General Motors Corp
8084754	3/9 Design control — primary reference General Motors Corp Electro-Motive Div

No interchangeability data on file.

Other items in FSC 5310 — Nuts and Washers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5310-00-000-0040

5310-00-000-0040 · Item name not on file

5310-00-000-0077

NUT,PLAIN,ROUND

5310-00-000-0079

WASHER,FLAT

5310-00-000-0079

WASHER,FLAT

5310-00-000-1146

5310-00-000-1146 · Item name not on file

5310-00-000-3815

5310-00-000-3815 · Item name not on file

5310-00-000-4532

5310-00-000-4532 · Item name not on file

5310-00-000-4540

5310-00-000-4540 · Item name not on file

Frequently Asked Questions

What is NSN 5310-00-366-3526?

NSN 5310-00-366-3526 is a Nut,self-Locking,spline, classified under FSC 5310, Nuts and Washers. Status: active.

What are the specifications of 5310-00-366-3526?

Key specifications for 5310-00-366-3526: Thread Series: UNF; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.375 INCHES IN; Nut Diameter: 0.687 INCHES NOMINAL IN. 13 specifications are documented in the U.S. Government catalog.

Is NSN 5310-00-366-3526 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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