Valve, Relief, Pressure and Temper4820-01-475-6464
NSN 4820-01-475-6464 · NIIN 014756464 · Part number MRVDF281N350D
Lockheed Martin Aeronautical Systems Support Company Dba Lmassc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 74703
Government record, cited
NSN 4820-01-475-6464 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-475-6464. Manufacturer of record part number: MRVDF281N350D.
Also searched as4820-01-475-6464 ·
4820014756464 ·
NIIN 014756464 ·
01-475-6464 ·
FSC 4820 Valves, Nonpowered · CAGE 74703 · MRVDF281N350D
Manufacturer of record: Lockheed Martin Aeronautical Systems Support Company Dba Lmassc
Identification
NSN: 4820-01-475-6464
NIIN: 014756464
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: MRVDF281N350D
Manufacturer: Lockheed Martin Aeronautical Systems Support Company Dba Lmassc
General Description
The Valve,relief,pressure and Temper, cataloged under National Stock Number 4820-01-475-6464, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Lockheed Martin Aeronautical Systems Support Company Dba Lmassc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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
4820-01-475-6464
Primary Part Number
MRVDF281N350D
Item Name
Valve,relief,pressure and Temper
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Lockheed Martin Aeronautical Systems Support Company Dba Lmassc
Lockheed Martin Aeronautical Systems Support Company Dba Lmassc (USA)
Reference documents
Reference
Meaning
MRVDF281N350D
3/2Design control — primary reference
U.S. Government activity
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 4820-01-475-6464?
NSN 4820-01-475-6464 is a Valve,relief,pressure and Temper, manufactured by Lockheed Martin Aeronautical Systems Support Company Dba Lmassc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-475-6464?
NSN 4820-01-475-6464 has 1 manufacturer part number on file: MRVDF281N350D (Lockheed Martin Aeronautical Systems Support Company Dba Lmassc).
What are the specifications of MRVDF281N350D?
Key specifications for MRVDF281N350D: Part Name Assigned by Controlling Agency: VALVE,THERMAL RELIEF; End Item Identification: C-130J AIRCRAFT. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-475-6464 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.