Stem, Fluid Valve4820-00-166-8129

NSN 4820-00-166-8129 · NIIN 001668129 · Part number 52-01215-1

Grimes Aerospace Company · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 72914

Government record, cited

NSN 4820-00-166-8129 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-166-8129. Manufacturer of record part number: 52-01215-1.

Also searched as 4820-00-166-8129 · 4820001668129 · NIIN 001668129 · 00-166-8129 · FSC 4820 Valves, Nonpowered · CAGE 72914 · 52-01215-1

Nearby stock numbers ← 4820-00-166-7830 Valve, Bleeder, Hydraulic System · 4820-00-166-8791 Valve, Safety Relief →

4820-00-166-8129 — Valves, Nonpowered

Features

Stem,fluid Valve — FSC 4820
Largest Outside Diameter: 1.170 INCHES NOMINAL IN
Material: ALUMINUM ALLOY
1 manufacturer part number on file
Manufacturer of record: Grimes Aerospace Company

Identification

NSN: 4820-00-166-8129
NIIN: 001668129
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 52-01215-1
Manufacturer: Grimes Aerospace Company

General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-00-166-8129, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Grimes Aerospace Company. Government technical data includes 2 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	4820-00-166-8129
Primary Part Number	52-01215-1
Item Name	Stem,fluid Valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Grimes Aerospace Company
Status	ACTIVE
Largest Outside Diameter	1.170 INCHES NOMINAL IN
Material	ALUMINUM ALLOY

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
52-01215-1 PRIMARY	Grimes Aerospace Company (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 4820-00-166-8129?

NSN 4820-00-166-8129 is a Stem,fluid Valve, manufactured by Grimes Aerospace Company, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-00-166-8129?

NSN 4820-00-166-8129 has 1 manufacturer part number on file: 52-01215-1 (Grimes Aerospace Company).

What are the specifications of 52-01215-1?

Key specifications for 52-01215-1: Largest Outside Diameter: 1.170 INCHES NOMINAL IN; Overall Length: 1.768 INCHES NOMINAL IN; Material: ALUMINUM ALLOY. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-00-166-8129 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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