NSN 4820-01-287-1961 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-287-1961. Manufacturer of record part number: 16133.
Also searched as4820-01-287-1961 ·
4820012871961 ·
NIIN 012871961 ·
01-287-1961 ·
FSC 4820 Valves, Nonpowered · CAGE 07282 · 16133
Manufacturer of record: Fairchild Industrial Products Company
Identification
NSN: 4820-01-287-1961
NIIN: 012871961
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 16133
Manufacturer: Fairchild Industrial Products Company
General Description
The Valve,vacuum Regulating, cataloged under National Stock Number 4820-01-287-1961, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Fairchild Industrial Products Company. Government technical data includes 4 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. 5 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
4820-01-287-1961
Primary Part Number
16133
Item Name
Valve,vacuum Regulating
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Fairchild Industrial Products Company
Status
ACTIVE
Flow Control Device
DIAPHRAGM
End Connection Quantity
2
Body Material
ALUMINUM ALLOY
First End Connection Type
THREADED INTERNAL PIPE
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 Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3950-01-550-492516133POSSIBLE MATCH
TENSIONER PULLEY ASSEMBLY
Possible match (shared part number)Lidan Marine Ab
5331-01-576-5371N53905POSSIBLE MATCH
O-RING
Possible match (shared part number)Parker Hannifin Corporation Div Hydraulic Filter Division, Fairey Arlon Operations
4820-01-578-6257933174POSSIBLE MATCH
PLUG,INDICATOR,VALVE
Possible match (shared part number)Parker Hannifin Corporation Div Hydraulic Filter Division, Fairey Arlon Operations
6515-01-583-2476CH2443POSSIBLE MATCH
HOLDER,SUTURE NEEDLE
Possible match (shared part number)Cardinal Health 200, Llc
4730-01-688-802616133POSSIBLE MATCH
COVER,FLUID STRAINER
Possible match (shared part number)Brunswick Corp Dba Mercury Marine Div Mercury Marine
NSN 4820-01-287-1961 is a Valve,vacuum Regulating, manufactured by Fairchild Industrial Products Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-287-1961?
NSN 4820-01-287-1961 has 1 manufacturer part number on file: 16133 (Fairchild Industrial Products Company).
What NSN replaces 4820-01-287-1961?
5 possible matches (shared part number, not a government interchangeability claim): 3950-01-550-4925, 5331-01-576-5371, 4820-01-578-6257. Verify interchangeability with system specifications before substitution.
What are the specifications of 16133?
Key specifications for 16133: Flow Control Device: DIAPHRAGM; End Connection Quantity: 2; Body Material: ALUMINUM ALLOY; First End Connection Type: THREADED INTERNAL PIPE. 4 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-287-1961 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.