NSN 4820-01-356-8879 · NIIN 013568879 · Part number 5547845
O T S I · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 05825
Government record, cited
NSN 4820-01-356-8879 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-356-8879. Manufacturer of record part number: 5547845.
Also searched as4820-01-356-8879 ·
4820013568879 ·
NIIN 013568879 ·
01-356-8879 ·
FSC 4820 Valves, Nonpowered · CAGE 05825 · 5547845
General Characteristics Item Description: CRES STEEL; PASSIVATE FINISH NO.5.4.1; ID PART NO WITH TAG; 1.250 IN WIDTH,1.750 IN HGTH; WITH THREE PORTS 1 0.375 IN DIA,2 30DEG 0.562 IN DIA, IN
2 manufacturer part numbers on file
Manufacturer of record: O T S I
Identification
NSN: 4820-01-356-8879
NIIN: 013568879
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 5547845
Manufacturer: O T S I
General Description
The Body,vent Tool, cataloged under National Stock Number 4820-01-356-8879, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is O T S I. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-356-8879
Primary Part Number
5547845
Item Name
Body,vent Tool
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
O T S I
Status
ACTIVE
General Characteristics Item Description
CRES STEEL; PASSIVATE FINISH NO.5.4.1; ID PART NO WITH TAG; 1.250 IN WIDTH,1.750 IN HGTH; WITH THREE PORTS 1 0.375 IN DIA,2 30DEG 0.562 IN DIA, IN
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
4820-00-001-0020
4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
4820-00-001-0032
4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
4820-00-001-0042
4820-00-001-0042 · Item name not on file
4820-00-001-1230
4820-00-001-1230 · Item name not on file
Frequently Asked Questions
What is NSN 4820-01-356-8879?
NSN 4820-01-356-8879 is a Body,vent Tool, manufactured by O T S I, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-356-8879?
NSN 4820-01-356-8879 has 2 manufacturer part numbers on file: 5547845 (Naval Sea Systems Command), 5547845 (O T S I).
What are the specifications of 5547845?
Key specifications for 5547845: General Characteristics Item Description: CRES STEEL; PASSIVATE FINISH NO.5.4.1; ID PART NO WITH TAG; 1.250 IN WIDTH,1.750 IN HGTH; WITH THREE PORTS 1 0.375 IN DIA,2 30DEG 0.562 IN DIA, IN; End Item Identification: NEXT HIGHER P/N 5547846,USED ON P/N 5547757. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-356-8879 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.