NSN 4820-01-581-4964 · NIIN 015814964 · Part number RK44T 1.25IN
Flowserve Us Inc. Div Flowserve Cookeville Valve Operation · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 28740
Government record, cited
NSN 4820-01-581-4964 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-581-4964. Manufacturer of record part number: RK44T 1.25IN.
Furnished Items: KIT INCLUDES REPLACEMENT SEATS, BODY SEALS AND STEM SEALS
2 manufacturer part numbers on file
Manufacturer of record: Flowserve Us Inc. Div Flowserve Cookeville Valve Operation
Identification
NSN: 4820-01-581-4964
NIIN: 015814964
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: RK44T 1.25IN
Manufacturer: Flowserve Us Inc. Div Flowserve Cookeville Valve Operation
General Description
The Parts Kit,ball Valve, cataloged under National Stock Number 4820-01-581-4964, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Flowserve Us Inc. Div Flowserve Cookeville Valve Operation. Government technical data includes 1 specification, 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-581-4964
Primary Part Number
RK44T 1.25IN
Item Name
Parts Kit,ball Valve
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Flowserve Us Inc. Div Flowserve Cookeville Valve Operation
Status
ACTIVE
Furnished Items
KIT INCLUDES REPLACEMENT SEATS, BODY SEALS AND STEM SEALS
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 4820-01-581-4964?
NSN 4820-01-581-4964 is a Parts Kit,ball Valve, manufactured by Flowserve Us Inc. Div Flowserve Cookeville Valve Operation, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-581-4964?
NSN 4820-01-581-4964 has 2 manufacturer part numbers on file: RK44T 1.25IN (Flowserve Us Inc. Div Flowserve Cookeville Valve Operation), RK44T 1.25IN (Ives Equipment, Llc).
What are the specifications of RK44T 1.25IN?
Key specifications for RK44T 1.25IN: Furnished Items: KIT INCLUDES REPLACEMENT SEATS, BODY SEALS AND STEM SEALS; End Item Identification: 4820-01-574-5644 VALVE,BALL 1.25 INCH IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-581-4964 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.