PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16006Valve,safety Relief

H Koch & Sons Co · NSN 4820-00-533-3555 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-533-3555 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-533-3555. Primary manufacturer part number: 16006.
Features
  • Valve,safety Relief — FSC 4820
  • Valve Operation Method: AUTOMATIC
  • Media for Which Designed: AIR SINGLE RESPONSE
  • 1 verified cross-reference
  • Primary manufacturer: H Koch & Sons Co
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-00-533-3555, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is H Koch & Sons Co. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-533-3555
Primary Part Number16006
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerH Koch & Sons Co
StatusACTIVE
Valve Operation MethodAUTOMATIC
Media for Which DesignedAIR SINGLE RESPONSE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6685-00-058-78710750-031-00 INTERCHANGEABLE
Gage,pressure,dial Indicating
Qed Inc Dba Qed Inc
5950-00-645-5868 INTERCHANGEABLE
Reactor
6685-00-761-2409G3254 INTERCHANGEABLE
Gage,pressure,dial Indicating
Rogerson Kratos
1430-00-829-410016006 INTERCHANGEABLE
Housing Assembly,op
Gyrus Acmi L.p. Dba Circon-Acmi Div
4730-00-848-678916006 INTERCHANGEABLE
Fitting,lubrication
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
5930-00-904-893916006 INTERCHANGEABLE
Switch,lever
Switchcraft Inc.
5810-01-028-4359 INTERCHANGEABLE
Parts Kit,rgq40
4820-01-271-3596 INTERCHANGEABLE
Plug,rotary,valve
3110-01-324-1079D-0001-R-4 INTERCHANGEABLE
Bearing,ball,annular
Palfinger Marine Usa, Llc
6680-01-328-88301600-6 INTERCHANGEABLE
Tachometer,mechanical,handheld
Schulze Mfg., Inc.
Cross-Reference Index
Part NumberManufacturer
16006 PRIMARY H Koch & Sons Co (USA)
Related Parts
6685-00-058-7871INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
0750-031-00
5950-00-645-5868INTERCHANGEABLE
REACTOR
6685-00-761-2409INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
G3254
1430-00-829-4100INTERCHANGEABLE
HOUSING ASSEMBLY,OP
16006
4730-00-848-6789INTERCHANGEABLE
FITTING,LUBRICATION
16006
5930-00-904-8939INTERCHANGEABLE
SWITCH,LEVER
16006
5810-01-028-4359INTERCHANGEABLE
PARTS KIT,RGQ40
4820-01-271-3596INTERCHANGEABLE
PLUG,ROTARY,VALVE
3110-01-324-1079INTERCHANGEABLE
BEARING,BALL,ANNULAR
D-0001-R-4
6680-01-328-8830INTERCHANGEABLE
TACHOMETER,MECHANICAL,HANDHELD
1600-6
4730-01-526-2556INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO BOSS
6510-01-588-1937INTERCHANGEABLE
DRESSING,OCCLUSIVE,ADHESIVE
16006

Frequently Asked Questions

What is NSN 4820-00-533-3555?

NSN 4820-00-533-3555 is a Valve,safety Relief, manufactured by H Koch & Sons Co, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-533-3555?

NSN 4820-00-533-3555 has 1 cross-referenced part number: 16006 (H Koch & Sons Co).

What NSN replaces 4820-00-533-3555?

There are 12 known substitutes for 4820-00-533-3555: 6685-00-058-7871, 5950-00-645-5868, 6685-00-761-2409 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 16006?

Key specifications for 16006: Valve Operation Method: AUTOMATIC; Media for Which Designed: AIR SINGLE RESPONSE. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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