PartsTable TECHNICAL DATA SHEET

NSN 4820-01-204-8415Government record, cited

Seat, Valve4820-01-204-8415

NSN 4820-01-204-8415 · NIIN 012048415 · Part number NB-0102-H-0250-B-18

Hunt Valve Company, Inc. · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 11859

Government record, cited

NSN 4820-01-204-8415 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-204-8415. Manufacturer of record part number: NB-0102-H-0250-B-18.

Also searched as 4820-01-204-8415 · 4820012048415 · NIIN 012048415 · 01-204-8415 · FSC 4820 Valves, Nonpowered · CAGE 11859 · NB-0102-H-0250-B-18

Nearby stock numbers ← 4820-01-204-8414 Seat, Valve · 4820-01-204-8416 →

4820-01-204-8415 — Valves, Nonpowered

Features

Seat,valve — FSC 4820
Material: NICKEL ALLOY OVERALL
2 manufacturer part numbers on file
Manufacturer of record: Hunt Valve Company, Inc.

Identification

NSN: 4820-01-204-8415
NIIN: 012048415
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: NB-0102-H-0250-B-18
Manufacturer: Hunt Valve Company, Inc.

General Description

The Seat,valve, cataloged under National Stock Number 4820-01-204-8415, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hunt Valve Company, Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-204-8415
Primary Part Number	NB-0102-H-0250-B-18
Item Name	Seat,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Hunt Valve Company, Inc.
Status	ACTIVE
Material	NICKEL ALLOY OVERALL

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
NB-0102-H-0250-B-18	Montreal Bronze Ltd Dba Les Fonderies De Bronze Montr?al (CAN)
NB-0102-H-0250-B-18 PRIMARY	Hunt Valve Company, Inc. (USA)

Reference documents

Reference	Meaning
NB-0102-H-0250-B-18	5/9 Secondary reference Pima Valve, Llc

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 4820-01-204-8415?

NSN 4820-01-204-8415 is a Seat,valve, manufactured by Hunt Valve Company, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-204-8415?

NSN 4820-01-204-8415 has 2 manufacturer part numbers on file: NB-0102-H-0250-B-18 (Montreal Bronze Ltd Dba Les Fonderies De Bronze Montr?al), NB-0102-H-0250-B-18 (Hunt Valve Company, Inc.).

What are the specifications of NB-0102-H-0250-B-18?

Key specifications for NB-0102-H-0250-B-18: End Item Identification: VALVE,GATE,SIZE 2.500 IN. PIMA INC,FSCM 30263 IN; Material: NICKEL ALLOY OVERALL. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-204-8415 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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