NSN 4820-01-335-7803 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-335-7803. Manufacturer of record part number: P-44908.
Also searched as4820-01-335-7803 ·
4820013357803 ·
NIIN 013357803 ·
01-335-7803 ·
FSC 4820 Valves, Nonpowered · CAGE 79172 · P-44908
Manufacturer of record: Siemens Water Technologies Corp. Div Wallace & Tiernan Products
Identification
NSN: 4820-01-335-7803
NIIN: 013357803
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: P-44908
Manufacturer: Siemens Water Technologies Corp. Div Wallace & Tiernan Products
General Description
The Ball,check, cataloged under National Stock Number 4820-01-335-7803, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Siemens Water Technologies Corp. Div Wallace & Tiernan Products. 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-335-7803
Primary Part Number
P-44908
Item Name
Ball,check
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Siemens Water Technologies Corp. Div Wallace & Tiernan Products
Siemens Water Technologies Corp. Div Wallace & Tiernan Products (USA)
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 4820-01-335-7803?
NSN 4820-01-335-7803 is a Ball,check, manufactured by Siemens Water Technologies Corp. Div Wallace & Tiernan Products, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-335-7803?
NSN 4820-01-335-7803 has 1 manufacturer part number on file: P-44908 (Siemens Water Technologies Corp. Div Wallace & Tiernan Products).
What are the specifications of P-44908?
Key specifications for P-44908: Material: STEEL CORROSION RESISTING. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-335-7803 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.