NSN 4820-00-661-2285 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-661-2285. Manufacturer of record part number: 82-153.
Also searched as4820-00-661-2285 ·
4820006612285 ·
NIIN 006612285 ·
00-661-2285 ·
FSC 4820 Valves, Nonpowered · CAGE 77907 · 82-153
Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS
Connection Type: THREADED INTERNAL PIPE ALL ENDS
Style Designator: STRAIGHT THRU
Thread Direction: RIGHT-HAND ALL ENDS
Nominal Thread Size: 1.000 INCHES ALL ENDS IN
Material: IRON CAST OVERALL
Thread Series Designator: NPT ALL ENDS
Identification
NSN: 4820-00-661-2285
NIIN: 006612285
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 82-153
Manufacturer: Marshall Excelsior Co
General Description
The Valve,diaphragm,stop, cataloged under National Stock Number 4820-00-661-2285, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Marshall Excelsior Co. Government technical data includes 8 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. 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
4820-00-661-2285
Primary Part Number
82-153
Item Name
Valve,diaphragm,stop
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Marshall Excelsior Co
Status
ACTIVE
Connection Style
PLAIN,OPTIONAL END(PIPE) ALL ENDS
Connection Type
THREADED INTERNAL PIPE ALL ENDS
Style Designator
STRAIGHT THRU
Thread Direction
RIGHT-HAND ALL ENDS
Nominal Thread Size
1.000 INCHES ALL ENDS IN
Material
IRON CAST OVERALL
Thread Series Designator
NPT ALL ENDS
Valve Operation Method
MANUAL
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5330-00-855-513152153POSSIBLE MATCH
GASKET
Possible match (shared part number)Leslie Controls, Inc. Dba Leslie Controls Inc
5340-01-099-781503215700POSSIBLE MATCH
SEAT,HELICAL COMPRESSION SPRING
Possible match (shared part number)Hatz Diesel of America Inc
5935-01-120-87906010453-002POSSIBLE MATCH
CONNECTOR,RECEPTACLE,ELECTRICAL
Possible match (shared part number)Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc
5360-01-246-2501209853POSSIBLE MATCH
SPRING,HELICAL,COMPRESSION
Possible match (shared part number)Eaton Corporation Dba Eaton Inoac
6650-01-460-758482153POSSIBLE MATCH
BORESCOPE
Possible match (shared part number)Colt's Manufacturing Company, Llc
NSN 4820-00-661-2285 is a Valve,diaphragm,stop, manufactured by Marshall Excelsior Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-00-661-2285?
NSN 4820-00-661-2285 has 1 manufacturer part number on file: 82-153 (Marshall Excelsior Co).
What NSN replaces 4820-00-661-2285?
6 possible matches (shared part number, not a government interchangeability claim): 5330-00-855-5131, 5340-01-099-7815, 5935-01-120-8790. Verify interchangeability with system specifications before substitution.
What are the specifications of 82-153?
Key specifications for 82-153: Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Style Designator: STRAIGHT THRU; Thread Direction: RIGHT-HAND ALL ENDS. 8 specifications are documented in the U.S. Government catalog.
Is NSN 4820-00-661-2285 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.