PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

330721Valve Assembly,manifold

Heraeus Kulzer Llc · NSN 4820-01-390-4174 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-390-4174 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-390-4174. Primary manufacturer part number: 330721.
Features
  • Valve Assembly,manifold — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Heraeus Kulzer Llc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve Assembly,manifold, cataloged under National Stock Number 4820-01-390-4174, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Heraeus Kulzer Llc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-390-4174
Primary Part Number330721
Item NameValve Assembly,manifold
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerHeraeus Kulzer Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5340-00-133-0734330721 INTERCHANGEABLE
Strap,retaining
Fwd Seagrave Holdings Lp
5950-01-192-3234905963-0001 INTERCHANGEABLE
Transformer,pulse
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
4730-01-412-031515A-4008-M3 INTERCHANGEABLE
Strainer,sediment
Tate Andale, Llc
Cross-Reference Index
Part NumberManufacturer
330721 PRIMARY Heraeus Kulzer Llc (USA)
LL-H37-0579 Naval Medical Material Support Command Detachment (USA)
Related Parts
5340-00-133-0734INTERCHANGEABLE
STRAP,RETAINING
330721
5950-01-192-3234INTERCHANGEABLE
TRANSFORMER,PULSE
905963-0001
4730-01-412-0315INTERCHANGEABLE
STRAINER,SEDIMENT
15A-4008-M3

Frequently Asked Questions

What is NSN 4820-01-390-4174?

NSN 4820-01-390-4174 is a Valve Assembly,manifold, manufactured by Heraeus Kulzer Llc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-390-4174?

NSN 4820-01-390-4174 has 2 cross-referenced part numbers: 330721 (Heraeus Kulzer Llc), LL-H37-0579 (Naval Medical Material Support Command Detachment).

What NSN replaces 4820-01-390-4174?

There are 3 known substitutes for 4820-01-390-4174: 5340-00-133-0734, 5950-01-192-3234, 4730-01-412-0315. Verify interchangeability with system specifications before substitution.

What are the specifications of 330721?

Key specifications for 330721: Special Features: AIR VALVE; END ITEM APPLICATION SANDBLASTER,DENTAL; MODEL SAHARA; PART NO 330700. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com