PartsTable TECHNICAL DATA SHEET

NSN 4820-01-266-1259Government record, cited

Stem, Fluid Valve4820-01-266-1259

NSN 4820-01-266-1259 · NIIN 012661259 · Part number ND984

Allied Defense Industries Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 6T114

Government record, cited

NSN 4820-01-266-1259 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-266-1259. Manufacturer of record part number: ND984.

Also searched as 4820-01-266-1259 · 4820012661259 · NIIN 012661259 · 01-266-1259 · FSC 4820 Valves, Nonpowered · CAGE 6T114 · ND984 · ND5693

Nearby stock numbers ← 4820-01-266-1258 Stem, Fluid Valve · 4820-01-266-1260 Stem, Fluid Valve →

4820-01-266-1259 — Valves, Nonpowered

Features

Stem,fluid Valve — FSC 4820
2 manufacturer part numbers on file
Manufacturer of record: Allied Defense Industries Inc

Identification

NSN: 4820-01-266-1259
NIIN: 012661259
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: ND984
Manufacturer: Allied Defense Industries Inc

General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-266-1259, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Allied Defense Industries Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Stem,fluid Valve
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Hale Hamilton (valves) Ltd Div Cad Uxbridge (CAGE K0207); Allied Defense Industries Inc (CAGE 6T114)

Technical Specifications

Parameter	Value
NSN	4820-01-266-1259
Primary Part Number	ND984
Item Name	Stem,fluid Valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Allied Defense Industries Inc
Status	ACTIVE

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
ND5693	Hale Hamilton (valves) Ltd Div Cad Uxbridge (GBR)
ND984 PRIMARY	Allied Defense Industries Inc (USA)

Reference documents

Reference	Meaning
ND984	5/9 Secondary reference Hale Hamilton (valves) Ltd Div Cad Uxbridge
ND984	5/9 Secondary reference U.S. Government activity

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 4820-01-266-1259?

NSN 4820-01-266-1259 is a Stem,fluid Valve, manufactured by Allied Defense Industries Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-266-1259?

NSN 4820-01-266-1259 has 2 manufacturer part numbers on file: ND5693 (Hale Hamilton (valves) Ltd Div Cad Uxbridge), ND984 (Allied Defense Industries Inc).

Is NSN 4820-01-266-1259 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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