Valve Core4820-01-024-0280

NSN 4820-01-024-0280 · NIIN 010240280 · Part number 1551

Alter Harry Co the Div of T E C · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 70334

Government record, cited

NSN 4820-01-024-0280 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-024-0280. Manufacturer of record part number: 1551.

Also searched as 4820-01-024-0280 · 4820010240280 · NIIN 010240280 · 01-024-0280 · FSC 4820 Valves, Nonpowered · CAGE 70334 · 1551 · AVX-4

Nearby stock numbers ← 4820-01-024-0275 · 4820-01-024-0282 Regulator, Thermostatic Temperatu →

4820-01-024-0280 — Valves, Nonpowered

Features

Valve Core — FSC 4820
Spring Tension Type: HIGH
Size Designation: STANDARD
Material: STEEL SPRING
Commercial Core Length Designator: STANDARD
2 manufacturer part numbers on file
Manufacturer of record: Alter Harry Co the Div of T E C

Identification

NSN: 4820-01-024-0280
NIIN: 010240280
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 1551
Manufacturer: Alter Harry Co the Div of T E C

General Description

The Valve Core, cataloged under National Stock Number 4820-01-024-0280, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Alter Harry Co the Div of T E C. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 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	4820-01-024-0280
Primary Part Number	1551
Item Name	Valve Core
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Alter Harry Co the Div of T E C
Status	ACTIVE
Spring Tension Type	HIGH
Size Designation	STANDARD
Material	STEEL SPRING
Commercial Core Length Designator	STANDARD

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
1551 PRIMARY	Alter Harry Co the Div of T E C (USA)
AVX-4	Oasis Construction Div Supply Nurses (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 4820-01-024-0280?

NSN 4820-01-024-0280 is a Valve Core, manufactured by Alter Harry Co the Div of T E C, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-024-0280?

NSN 4820-01-024-0280 has 2 manufacturer part numbers on file: 1551 (Alter Harry Co the Div of T E C), AVX-4 (Oasis Construction Div Supply Nurses).

What are the specifications of 1551?

Key specifications for 1551: Spring Tension Type: HIGH; Size Designation: STANDARD; Material: STEEL SPRING; Commercial Core Length Designator: STANDARD. 4 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-024-0280 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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