NSN 4820-01-534-8837 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-534-8837. Manufacturer of record part number: W084844845.
Also searched as4820-01-534-8837 ·
4820015348837 ·
NIIN 015348837 ·
01-534-8837 ·
FSC 4820 Valves, Nonpowered · CAGE 0EYA6 · W084844845
Material Document and Classification: G-X5CRNIMO 19 11 2 MFR REF SINGLE MATERIAL RESPONSE OVERALL
Material: STEEL COMP 316 BODY
Valve Operation Method: AUTOMATIC
1 manufacturer part number on file
Manufacturer of record: Defense Maritime Solutions, Inc.
Identification
NSN: 4820-01-534-8837
NIIN: 015348837
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: W084844845
Manufacturer: Defense Maritime Solutions, Inc.
General Description
The Valve,check, cataloged under National Stock Number 4820-01-534-8837, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Defense Maritime Solutions, Inc.. Government technical data includes 3 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-534-8837
Primary Part Number
W084844845
Item Name
Valve,check
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Defense Maritime Solutions, Inc.
Status
ACTIVE
Material Document and Classification
G-X5CRNIMO 19 11 2 MFR REF SINGLE MATERIAL RESPONSE OVERALL
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 4820-01-534-8837?
NSN 4820-01-534-8837 is a Valve,check, manufactured by Defense Maritime Solutions, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-534-8837?
NSN 4820-01-534-8837 has 1 manufacturer part number on file: W084844845 (Defense Maritime Solutions, Inc.).
What are the specifications of W084844845?
Key specifications for W084844845: Material Document and Classification: G-X5CRNIMO 19 11 2 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Special Features: 1 INCH VALVE, 2 REQUIRED PER WATERJET ASSEMBLY; SPECIFICATION EB310025 IN; Part Name Assigned by Controlling Agency: NON-RETURN VALVE; End Item Identification: INLS WATERJETS. 3 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-534-8837 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.