NSN 4810-01-398-9833 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-398-9833. Manufacturer of record part number: 211071237.
Nondefinitive Spec/std Data: 3 TYPE AND B STYLE AND 4 SIZE
Material: ALUMINUM ALLOY BODY
2 manufacturer part numbers on file
Manufacturer of record: Naval Sea Systems Command
Identification
NSN: 4810-01-398-9833
NIIN: 013989833
FSC: 4810 — Valves, Powered
FSG: 48 — Valves
Primary part number: 211071237
Manufacturer: Naval Sea Systems Command
General Description
The Valve,butterfly, cataloged under National Stock Number 4810-01-398-9833, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4810-01-398-9833
Primary Part Number
211071237
Item Name
Valve,butterfly
FSC / FSG
4810 / 48 — Valves, Powered
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
Nondefinitive Spec/std Data
3 TYPE AND B STYLE AND 4 SIZE
Material
ALUMINUM ALLOY BODY
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
⇄Related Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-414-8047POSSIBLE MATCH
VALVE,BUTTERFLY
Possible match (shared part number)
4820-01-414-80522498-00-288 SZ6,STY-B,TY-IIIPOSSIBLE MATCH
VALVE,BUTTERFLY
Possible match (shared part number)Leslie Controls, Inc. Dba Leslie Controls Inc
5305-01-696-58422498-00-288-PART-NO-3 SZ-3POSSIBLE MATCH
SCREW,MACHINE
Possible match (shared part number)Leslie Controls, Inc. Dba Leslie Controls Inc
Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Reference documents
Reference
Meaning
2498-00-288
5/9Secondary reference
Circor Intl Inc
Related Parts
4820-01-414-8047POSSIBLE MATCH
VALVE,BUTTERFLY
4820-01-414-8052POSSIBLE MATCH
VALVE,BUTTERFLY
2498-00-288 SZ6,STY-B,TY-III
5305-01-696-5842POSSIBLE MATCH
SCREW,MACHINE
2498-00-288-PART-NO-3 SZ-3
Frequently Asked Questions
What is NSN 4810-01-398-9833?
NSN 4810-01-398-9833 is a Valve,butterfly, manufactured by Naval Sea Systems Command, classified under FSC 4810, Valves, Powered. Status: active.
What part numbers are listed for NSN 4810-01-398-9833?
NSN 4810-01-398-9833 has 2 manufacturer part numbers on file: 211071237 (Naval Sea Systems Command), YCL74555 (Leslie Controls, Inc. Dba Leslie Controls Inc).
What NSN replaces 4810-01-398-9833?
3 possible matches (shared part number, not a government interchangeability claim): 4820-01-414-8047, 4820-01-414-8052, 5305-01-696-5842. Verify interchangeability with system specifications before substitution.
What are the specifications of 211071237?
Key specifications for 211071237: Nondefinitive Spec/std Data: 3 TYPE AND B STYLE AND 4 SIZE; Material: ALUMINUM ALLOY BODY. 2 specifications are documented in the U.S. Government catalog.
Is NSN 4810-01-398-9833 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.