Nut, Plain, Cone Seat, Hexagon5310-01-491-0526

NSN 5310-01-491-0526 · NIIN 014910526 · Part number AN5600

Aetna Screw Products Co · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 2V263

Government record, cited

NSN 5310-01-491-0526 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-491-0526. Manufacturer of record part number: AN5600.

Also searched as 5310-01-491-0526 · 5310014910526 · NIIN 014910526 · 01-491-0526 · FSC 5310 Nuts and Washers · CAGE 2V263 · AN5600

Nearby stock numbers ← 5310-01-491-0403 Washer, Flat · 5310-01-491-0559 Nut, Self-Locking, Hexagon →

5310-01-491-0526 — Nuts and Washers

Features

Nut,plain,cone Seat,hexagon — FSC 5310
Width Across Flats: 1.000 INCHES NOMINAL IN
Thread Series: UNF
Thread Direction: RIGHT-HAND
Nominal Thread Size: 0.562 INCHES IN
Cone Seat Angle: 90.0 DEGREES NOMINAL
Nut Height: 0.688 INCHES NOMINAL IN
Surface Treatment: ZINC OVERALL

Identification

NSN: 5310-01-491-0526
NIIN: 014910526
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: AN5600
Manufacturer: Aetna Screw Products Co

General Description

The Nut,plain,cone Seat,hexagon, cataloged under National Stock Number 5310-01-491-0526, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Aetna Screw Products Co. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-491-0526
Primary Part Number	AN5600
Item Name	Nut,plain,cone Seat,hexagon
FSC / FSG	5310 / 53 — Nuts and Washers
Manufacturer	Aetna Screw Products Co
Status	ACTIVE
Width Across Flats	1.000 INCHES NOMINAL IN
Thread Series	UNF
Thread Direction	RIGHT-HAND
Nominal Thread Size	0.562 INCHES IN
Cone Seat Angle	90.0 DEGREES NOMINAL
Nut Height	0.688 INCHES NOMINAL IN
Surface Treatment	ZINC OVERALL
Nut Style	CONE SEAT, HEXAGON
Thread Class	2B
Thread Quantity Per Inch	18
Material	STEEL COMP 1010 OVERALL

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

Part Number	Manufacturer
AN5600 PRIMARY	Aetna Screw Products Co (USA)

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 5310-01-491-0526?

NSN 5310-01-491-0526 is a Nut,plain,cone Seat,hexagon, manufactured by Aetna Screw Products Co, classified under FSC 5310, Nuts and Washers. Status: active.

What part numbers are listed for NSN 5310-01-491-0526?

NSN 5310-01-491-0526 has 1 manufacturer part number on file: AN5600 (Aetna Screw Products Co).

What are the specifications of AN5600?

Key specifications for AN5600: Width Across Flats: 1.000 INCHES NOMINAL IN; Thread Series: UNF; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.562 INCHES IN. 11 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-491-0526 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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