PartsTable TECHNICAL DATA SHEET

NSN 4820-01-385-9104Government record, cited

Seat, Valve4820-01-385-9104

NSN 4820-01-385-9104 · NIIN 013859104 · Part number B-112-E-0400 PC 18

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

Government record, cited

NSN 4820-01-385-9104 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-385-9104. Manufacturer of record part number: B-112-E-0400 PC 18.

Also searched as 4820-01-385-9104 · 4820013859104 · NIIN 013859104 · 01-385-9104 · FSC 4820 Valves, Nonpowered · CAGE 11859 · B-112-E-0400 PC 18

Nearby stock numbers ← 4820-01-385-9092 Valve, Ball · 4820-01-385-9114 Stem, Fluid Valve →

4820-01-385-9104 — Valves, Nonpowered

Features

Seat,valve — FSC 4820
Material Document and Classification: QQ-N-288 FED SPEC 1ST MATERIAL RESPONSE OR QQ-N-281 FED SPEC 2ND MATERIAL RESPONSE SEAT
Material: NICKEL ALLOY SEAT
1 manufacturer part number on file
Manufacturer of record: Hunt Valve Company, Inc.

Identification

NSN: 4820-01-385-9104
NIIN: 013859104
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: B-112-E-0400 PC 18
Manufacturer: Hunt Valve Company, Inc.

General Description

The Seat,valve, cataloged under National Stock Number 4820-01-385-9104, 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 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	4820-01-385-9104
Primary Part Number	B-112-E-0400 PC 18
Item Name	Seat,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Hunt Valve Company, Inc.
Status	ACTIVE
Material Document and Classification	QQ-N-288 FED SPEC 1ST MATERIAL RESPONSE OR QQ-N-281 FED SPEC 2ND MATERIAL RESPONSE SEAT
Material	NICKEL ALLOY SEAT

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
B-112-E-0400 PC 18 PRIMARY	Hunt Valve Company, Inc. (USA)

Reference documents

Reference	Meaning
B-112-E-0400 PC 18	3/9 Design control — primary 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 4820-01-385-9104?

NSN 4820-01-385-9104 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 4820-01-385-9104?

NSN 4820-01-385-9104 has 1 manufacturer part number on file: B-112-E-0400 PC 18 (Hunt Valve Company, Inc.).

What are the specifications of B-112-E-0400 PC 18?

Key specifications for B-112-E-0400 PC 18: Material Document and Classification: QQ-N-288 FED SPEC 1ST MATERIAL RESPONSE OR QQ-N-281 FED SPEC 2ND MATERIAL RESPONSE SEAT; Special Features: FOR BRONZE GATE VALVE SZ 4.000 IN., 150 LB FLANGE LBS; Material: NICKEL ALLOY SEAT. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-385-9104 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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