PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3012BValve,check

Bivco Valve Co · NSN 4820-01-237-6165 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-237-6165 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-237-6165. Primary manufacturer part number: 3012B.
Features
  • Valve,check — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Bivco Valve Co
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-237-6165, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Bivco Valve Co. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,check
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersBivco Valve Co (CAGE 53016)
Technical Specifications
ParameterValue
NSN4820-01-237-6165
Primary Part Number3012B
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerBivco Valve Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4730-00-278-56475033 INTERCHANGEABLE
Fitting,lubrication
Mcneil Ohio Corp
6220-00-424-15041F5041 INTERCHANGEABLE
Stop Light-Taillight,vehicular
Caterpillar Inc Div Caterpillar Defense
4820-01-237-622445021L6 INTERCHANGEABLE
Seat,valve
Circor Aerospace, Inc. Dba Circor Aerospace Inc
5330-01-399-190602842 INTERCHANGEABLE
Gasket
Defense Logistics Agency Dba Defense Supply Center Philadelphia
Cross-Reference Index
Part NumberManufacturer
3012B Bivco Valve Co (USA)
3012B00V-0.5S Bivco Valve Co (USA)
Related Parts
4730-00-278-5647INTERCHANGEABLE
FITTING,LUBRICATION
5033
6220-00-424-1504INTERCHANGEABLE
STOP LIGHT-TAILLIGHT,VEHICULAR
1F5041
4820-01-237-6224INTERCHANGEABLE
SEAT,VALVE
45021L6
5330-01-399-1906INTERCHANGEABLE
GASKET
02842

Frequently Asked Questions

What is NSN 4820-01-237-6165?

NSN 4820-01-237-6165 is a Valve,check, manufactured by Bivco Valve Co, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-237-6165?

NSN 4820-01-237-6165 has 2 cross-referenced part numbers: 3012B (Bivco Valve Co), 3012B00V-0.5S (Bivco Valve Co).

What NSN replaces 4820-01-237-6165?

There are 4 known substitutes for 4820-01-237-6165: 4730-00-278-5647, 6220-00-424-1504, 4820-01-237-6224 and 1 more. Verify interchangeability with system specifications before substitution.

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