NSN 4820-01-208-1931 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-208-1931. Manufacturer of record part number: 2CR888.
The Guide,valve Stem, cataloged under National Stock Number 4820-01-208-1931, 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 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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
4820-01-208-1931
Primary Part Number
2CR888
Item Name
Guide,valve Stem
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Oshkosh Defense Llc
Status
ACTIVE
Criticality Code Justification
FEAT
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 Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-208-20652CR892POSSIBLE MATCH
SEAT,VALVE
Possible match (shared part number)Oshkosh Defense Llc
4820-01-208-20972CR882POSSIBLE MATCH
COVER,STEM,VALVE
Possible match (shared part number)Oshkosh Defense Llc
4820-01-208-21412CR891POSSIBLE MATCH
STEM,FLUID VALVE
Possible match (shared part number)Oshkosh Defense Llc
4820-01-208-21492CR889POSSIBLE MATCH
RETAINER,DISK,VALVE
Possible match (shared part number)Oshkosh Defense Llc
4820-01-208-22192CR890POSSIBLE MATCH
DISK,VALVE
Possible match (shared part number)Oshkosh Defense Llc
4820-01-208-22242CR886POSSIBLE MATCH
DIAPHRAGM,VALVE,FLAT
Possible match (shared part number)Oshkosh Defense Llc
C Systems Llc Dba Craig Systems Dba Eastern Technologies
45A391-P15
5/9Secondary reference
C Systems Llc Dba Craig Systems Dba Eastern Technologies
2CR888
5/9Secondary reference
Oshkosh Corp
Related Parts
4820-01-208-2065POSSIBLE MATCH
SEAT,VALVE
2CR892
4820-01-208-2097POSSIBLE MATCH
COVER,STEM,VALVE
2CR882
4820-01-208-2141POSSIBLE MATCH
STEM,FLUID VALVE
2CR891
4820-01-208-2149POSSIBLE MATCH
RETAINER,DISK,VALVE
2CR889
4820-01-208-2219POSSIBLE MATCH
DISK,VALVE
2CR890
4820-01-208-2224POSSIBLE MATCH
DIAPHRAGM,VALVE,FLAT
2CR886
Frequently Asked Questions
What is NSN 4820-01-208-1931?
NSN 4820-01-208-1931 is a Guide,valve Stem, manufactured by Oshkosh Defense Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-208-1931?
NSN 4820-01-208-1931 has 1 manufacturer part number on file: 2CR888 (Oshkosh Defense Llc).
What NSN replaces 4820-01-208-1931?
6 possible matches (shared part number, not a government interchangeability claim): 4820-01-208-2065, 4820-01-208-2097, 4820-01-208-2141. Verify interchangeability with system specifications before substitution.
What are the specifications of 2CR888?
Key specifications for 2CR888: Criticality Code Justification: FEAT; Special Features: WEAPON SYSTEM ESSENTIAL; End Item Identification: HEMTT FAMILY (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS). 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-208-1931 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.