NSN 4820-01-206-4781 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-206-4781. Manufacturer of record part number: 2CR867.
The Disk,valve, cataloged under National Stock Number 4820-01-206-4781, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Oshkosh Defense Llc. Government technical data includes 3 specifications, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-206-4781
Primary Part Number
2CR867
Item Name
Disk,valve
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Oshkosh Defense Llc
Status
ACTIVE
Outside Diameter
0.940 INCHES NOMINAL IN
Criticality Code Justification
FEAT
Material
ALUMINUM
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
Y
⇄Related Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-206-47822CR858POSSIBLE MATCH
CAP,VALVE
Possible match (shared part number)Oshkosh Defense Llc
4820-01-206-47832CR872POSSIBLE MATCH
DIAPHRAGM,VALVE,FLAT
Possible match (shared part number)Oshkosh Defense Llc
4820-01-207-11462CR862POSSIBLE MATCH
BODY,VALVE
Possible match (shared part number)Oshkosh Defense Llc
4820-01-207-3680POSSIBLE MATCH
SEAT,VALVE
Possible match (shared part number)
4820-01-207-59672CR881POSSIBLE MATCH
VALVE,RELIEF,PRESSURE AND TEMPER
Possible match (shared part number)Oshkosh Defense Llc
4820-01-207-92672CR875POSSIBLE MATCH
STEM,FLUID VALVE
Possible match (shared part number)Oshkosh Defense Llc
4730-01-208-13832CR880POSSIBLE MATCH
PLUG,PIPE
Possible match (shared part number)Oshkosh Defense Llc
C Systems Llc Dba Craig Systems Dba Eastern Technologies
2CR867
5/9Secondary reference
Oshkosh Corp
45A391P3
D/9Drawing number reference only
C Systems Llc Dba Craig Systems Dba Eastern Technologies
45A391P3 PIECE 11
5/9Secondary reference
C Systems Llc Dba Craig Systems Dba Eastern Technologies
Related Parts
4820-01-206-4782POSSIBLE MATCH
CAP,VALVE
2CR858
4820-01-206-4783POSSIBLE MATCH
DIAPHRAGM,VALVE,FLAT
2CR872
4820-01-207-1146POSSIBLE MATCH
BODY,VALVE
2CR862
4820-01-207-3680POSSIBLE MATCH
SEAT,VALVE
4820-01-207-5967POSSIBLE MATCH
VALVE,RELIEF,PRESSURE AND TEMPER
2CR881
4820-01-207-9267POSSIBLE MATCH
STEM,FLUID VALVE
2CR875
4730-01-208-1383POSSIBLE MATCH
PLUG,PIPE
2CR880
Frequently Asked Questions
What is NSN 4820-01-206-4781?
NSN 4820-01-206-4781 is a Disk,valve, manufactured by Oshkosh Defense Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-206-4781?
NSN 4820-01-206-4781 has 1 manufacturer part number on file: 2CR867 (Oshkosh Defense Llc).
What NSN replaces 4820-01-206-4781?
7 possible matches (shared part number, not a government interchangeability claim): 4820-01-206-4782, 4820-01-206-4783, 4820-01-207-1146. Verify interchangeability with system specifications before substitution.
What are the specifications of 2CR867?
Key specifications for 2CR867: Outside Diameter: 0.940 INCHES NOMINAL IN; Criticality Code Justification: FEAT; Special Features: WEAPON SYSTEM ESSENTIAL; End Item Identification: HEMTT FAMILY (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS). 3 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-206-4781 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.