Nut, Plain, Hexagon5310-01-666-5216

NSN 5310-01-666-5216 · NIIN 016665216

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

Government record, cited

Also searched as 5310-01-666-5216 · 5310016665216 · NIIN 016665216 · 01-666-5216 · FSC 5310 Nuts and Washers

Nearby stock numbers ← 5310-01-666-5160 Nut, Self-Locking, Spline · 5310-01-666-5258 Washer, Flat →

5310-01-666-5216 — Nuts and Washers

Features

Nut,plain,hexagon — FSC 5310
Thread Series: UNIFIED NATIONAL COARSE (UNC)
Thread Direction: RIGHT-HAND
Nominal Thread Size: 0.164 INCHES IN
Nut Style: HEXAGON
Thread Class: 2B
Thread Quantity Per Inch: 32

Identification

NSN: 5310-01-666-5216
NIIN: 016665216
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives

General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-666-5216, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5310-01-666-5216
Item Name	Nut,plain,hexagon
FSC / FSG	5310 / 53 — Nuts and Washers
Status	ACTIVE
Thread Series	UNIFIED NATIONAL COARSE (UNC)
Thread Direction	RIGHT-HAND
Nominal Thread Size	0.164 INCHES IN
Nut Style	HEXAGON
Thread Class	2B
Thread Quantity Per Inch	32

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
MC920002-10	3/2 Design control — primary reference U.S. Government activity

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 5310-01-666-5216?

NSN 5310-01-666-5216 is a Nut,plain,hexagon, classified under FSC 5310, Nuts and Washers. Status: active.

What are the specifications of 5310-01-666-5216?

Key specifications for 5310-01-666-5216: Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.164 INCHES IN; Part Name Assigned by Controlling Agency: NUT. 6 specifications are documented in the U.S. Government catalog.

Is NSN 5310-01-666-5216 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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