Guide, Valve Stem4820-01-284-2372

NSN 4820-01-284-2372 · NIIN 012842372

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-284-2372 · 4820012842372 · NIIN 012842372 · 01-284-2372 · FSC 4820 Valves, Nonpowered · B14602-1 · B14602-1

Nearby stock numbers ← 4820-01-284-2358 Indicator, Valve Opening · 4820-01-284-2392 Disk, Valve →

4820-01-284-2372 — Valves, Nonpowered

Features

Guide,valve Stem — FSC 4820
Aa End Chamfer Angle in Deg: 45.0
Aa End Chamfer Length: 0.030 INCHES NOMINAL IN
Style Designator: PLAIN
Bore Counterbore: NOT INCLUDED
Outside Diameter: 1.623 INCHES NOMINAL IN
Aa End Radius: 0.030 INCHES NOMINAL IN
Bb End Chamfer Length: 0.030 INCHES NOMINAL IN

Identification

NSN: 4820-01-284-2372
NIIN: 012842372
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Guide,valve Stem, cataloged under National Stock Number 4820-01-284-2372, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-284-2372
Item Name	Guide,valve Stem
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Aa End Chamfer Angle in Deg	45.0
Aa End Chamfer Length	0.030 INCHES NOMINAL IN
Style Designator	PLAIN
Bore Counterbore	NOT INCLUDED
Outside Diameter	1.623 INCHES NOMINAL IN
Aa End Radius	0.030 INCHES NOMINAL IN
Bb End Chamfer Length	0.030 INCHES NOMINAL IN
Bb End Chamfer Angle in Deg	45.0
Bb End Radius	0.030 INCHES NOMINAL IN
Bore Diameter	1.0340 INCHES NOMINAL IN
Material	STEEL CORROSION RESISTING
Bore Countersink	NOT INCLUDED

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
B14602-1	3/9 Design control — primary reference Carleton Technologies Inc Div Tampa Facility
B14602-1	5/9 Secondary reference Mission Systems Orchard Park Inc

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 4820-01-284-2372?

NSN 4820-01-284-2372 is a Guide,valve Stem, classified under FSC 4820, Valves, Nonpowered. Status: active.

What are the specifications of 4820-01-284-2372?

Key specifications for 4820-01-284-2372: Aa End Chamfer Angle in Deg: 45.0; Aa End Chamfer Length: 0.030 INCHES NOMINAL IN; Style Designator: PLAIN; Overall Length: 0.313 INCHES NOMINAL IN. 12 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-284-2372 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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