NSN 4820-01-503-3484 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-503-3484. Manufacturer of record part number: HMM11-2A-001-8IN PC 02.
Also searched as4820-01-503-3484 ·
4820015033484 ·
NIIN 015033484 ·
01-503-3484 ·
FSC 4820 Valves, Nonpowered · CAGE 57574 · HMM11-2A-001-8IN PC 02 · HMM11-2A-001
Nearby stock numbers← 4820-01-503-3481 Seat, Valve
·
4820-01-503-3487 Four Lip Ring →
4820-01-503-3484 — Valves, Nonpowered
Features
Seat,valve — FSC 4820
Material: RUBBER BUNA N BODY
1 manufacturer part number on file
Manufacturer of record: Velan Valve Corp.
Identification
NSN: 4820-01-503-3484
NIIN: 015033484
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: HMM11-2A-001-8IN PC 02
Manufacturer: Velan Valve Corp.
General Description
The Seat,valve, cataloged under National Stock Number 4820-01-503-3484, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Velan Valve Corp.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
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 4820-01-503-3484?
NSN 4820-01-503-3484 is a Seat,valve, manufactured by Velan Valve Corp., classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-503-3484?
NSN 4820-01-503-3484 has 1 manufacturer part number on file: HMM11-2A-001-8IN PC 02 (Velan Valve Corp.).
What are the specifications of HMM11-2A-001-8IN PC 02?
Key specifications for HMM11-2A-001-8IN PC 02: End Item Identification: E/I:WAFER CHECK VALVE 8IN. IN; Material: RUBBER BUNA N BODY. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-503-3484 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.