Disk, Valve4820-01-076-0262

NSN 4820-01-076-0262 · NIIN 010760262 · Part number 21720N PIECE26

Classic Mfg · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 59781

Government record, cited

NSN 4820-01-076-0262 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-076-0262. Manufacturer of record part number: 21720N PIECE26.

Also searched as 4820-01-076-0262 · 4820010760262 · NIIN 010760262 · 01-076-0262 · FSC 4820 Valves, Nonpowered · CAGE 59781 · 21720N PIECE26 · 37371-00-58 · 21720NPC26

Nearby stock numbers ← 4820-01-076-0225 · 4820-01-076-0263 →

4820-01-076-0262 — Valves, Nonpowered

Features

Disk,valve — FSC 4820
Shank Diameter: 1.497 INCHES NOMINAL IN
Flange Seat to Disk End Height: 0.520 INCHES NOMINAL IN
Flange Diameter: 2.063 INCHES NOMINAL IN
Style Designator: POPPET
Seat Angle: 45.0 DEGREES NOMINAL
Material: STEEL
3 manufacturer part numbers on file

Identification

NSN: 4820-01-076-0262
NIIN: 010760262
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 21720N PIECE26
Manufacturer: Classic Mfg

General Description

The Disk,valve, cataloged under National Stock Number 4820-01-076-0262, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Classic Mfg. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-076-0262
Primary Part Number	21720N PIECE26
Item Name	Disk,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Classic Mfg
Status	ACTIVE
Shank Diameter	1.497 INCHES NOMINAL IN
Flange Seat to Disk End Height	0.520 INCHES NOMINAL IN
Flange Diameter	2.063 INCHES NOMINAL IN
Style Designator	POPPET
Seat Angle	45.0 DEGREES NOMINAL
Material	STEEL

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
37371-00-58	Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
21720NPC26	Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
21720N PIECE26 PRIMARY	Classic Mfg (USA)

No interchangeability data on file.

Other items in FSC 4820 — Valves, Nonpowered

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

4820-00-000-0097

4820-00-000-0097 · Item name not on file

4820-00-001-0010

VALVE,ROTARY,SELECTOR

4820-00-001-0020

4820-00-001-0020 · Item name not on file

4820-00-001-0021

4820-00-001-0021 · Item name not on file

4820-00-001-0032

4820-00-001-0032 · Item name not on file

4820-00-001-0037

VALVE,SAFETY RELIEF

4820-00-001-0042

4820-00-001-0042 · Item name not on file

4820-00-001-1230

4820-00-001-1230 · Item name not on file

Frequently Asked Questions

What is NSN 4820-01-076-0262?

NSN 4820-01-076-0262 is a Disk,valve, manufactured by Classic Mfg, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-076-0262?

NSN 4820-01-076-0262 has 3 manufacturer part numbers on file: 37371-00-58 (Leslie Controls, Inc. Dba Leslie Controls Inc), 21720NPC26 (Leslie Controls, Inc. Dba Leslie Controls Inc), 21720N PIECE26 (Classic Mfg).

What are the specifications of 21720N PIECE26?

Key specifications for 21720N PIECE26: Shank Diameter: 1.497 INCHES NOMINAL IN; Flange Seat to Disk End Height: 0.520 INCHES NOMINAL IN; Flange Diameter: 2.063 INCHES NOMINAL IN; Overall Height: 0.950 INCHES NOMINAL IN. 6 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-076-0262 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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