PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40020Cup

Walz & Krenzer Inc Div Mapeco Products · NSN 4820-00-915-4591 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-915-4591 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-915-4591. Primary manufacturer part number: 40020.
Features
  • Cup — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Walz & Krenzer Inc Div Mapeco Products
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Cup, cataloged under National Stock Number 4820-00-915-4591, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Walz & Krenzer Inc Div Mapeco Products. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCup
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersWalz & Krenzer Inc Div Mapeco Products (CAGE 87045); Walz and Krenzer Inc (CAGE 63705)
Technical Specifications
ParameterValue
NSN4820-00-915-4591
Primary Part Number40020
Item NameCup
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerWalz & Krenzer Inc Div Mapeco Products
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-259-7113969702 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5325-00-282-20474002-0 INTERCHANGEABLE
Eyelet,turnlock Fastener
Howmet Global Fastening Systems Inc Div Camloc Products
2540-00-287-231761-200 INTERCHANGEABLE
Blade,windshield Wiper
Trico Products Corporation
6520-00-517-9000 INTERCHANGEABLE
Cone,felt,dental Grinding and Po
5930-00-518-381140020 INTERCHANGEABLE
Switch,pressure
Hydra-Electric Company Dba Hydra-Electric Co
1015-00-730-75117307511 INTERCHANGEABLE
Cable
Army, United States Department of the Dba Watervliet Arsenal Div Business Development
5999-00-847-0717SM-A-801058-8 INTERCHANGEABLE
Shielding Gasket,electronic
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5940-00-983-6045 INTERCHANGEABLE
Terminal Board
5120-01-344-6896 INTERCHANGEABLE
Screwdriver,flat Tip
4310-01-505-6104 INTERCHANGEABLE
Compressor,reciprocating
Cross-Reference Index
Part NumberManufacturer
40020 PRIMARY Walz & Krenzer Inc Div Mapeco Products (USA)
40020 Walz and Krenzer Inc (USA)
Related Parts
5935-00-259-7113INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
969702
5325-00-282-2047INTERCHANGEABLE
EYELET,TURNLOCK FASTENER
4002-0
2540-00-287-2317INTERCHANGEABLE
BLADE,WINDSHIELD WIPER
61-200
6520-00-517-9000INTERCHANGEABLE
CONE,FELT,DENTAL GRINDING AND PO
5930-00-518-3811INTERCHANGEABLE
SWITCH,PRESSURE
40020
1015-00-730-7511INTERCHANGEABLE
CABLE
7307511
5999-00-847-0717INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
SM-A-801058-8
5940-00-983-6045INTERCHANGEABLE
TERMINAL BOARD
5120-01-344-6896INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
4310-01-505-6104INTERCHANGEABLE
COMPRESSOR,RECIPROCATING
8465-01-541-8328INTERCHANGEABLE
HYDRATION SYSTEM
40020
5915-01-567-6723INTERCHANGEABLE
FILTER SUBASSEMBLY
40020

Frequently Asked Questions

What is NSN 4820-00-915-4591?

NSN 4820-00-915-4591 is a Cup, manufactured by Walz & Krenzer Inc Div Mapeco Products, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-915-4591?

NSN 4820-00-915-4591 has 2 cross-referenced part numbers: 40020 (Walz & Krenzer Inc Div Mapeco Products), 40020 (Walz and Krenzer Inc).

What NSN replaces 4820-00-915-4591?

There are 12 known substitutes for 4820-00-915-4591: 5935-00-259-7113, 5325-00-282-2047, 2540-00-287-2317 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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