Parts Kit, Safety Relief Valve4820-01-616-4335

NSN 4820-01-616-4335 · NIIN 016164335 · Part number 0887306 RK009M2RV

Watts Regulator Company · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 79227

Government record, cited

NSN 4820-01-616-4335 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-616-4335. Manufacturer of record part number: 0887306 RK009M2RV.

Also searched as 4820-01-616-4335 · 4820016164335 · NIIN 016164335 · 01-616-4335 · FSC 4820 Valves, Nonpowered · CAGE 79227 · 0887306 RK009M2RV

Nearby stock numbers ← 4820-01-616-4323 Valve, Flow Control · 4820-01-616-4339 Parts Kit, Stop-Check Valve →

4820-01-616-4335 — Valves, Nonpowered

Features

Parts Kit,safety Relief Valve — FSC 4820
Component Quantity: 4
Supply Items and Quantities: DIAPHRAGM(1),SEAT O-RING(1),COVER O-RING(1),SENSING PASSAGE O-RING(1)
2 manufacturer part numbers on file
Manufacturer of record: Watts Regulator Company

Identification

NSN: 4820-01-616-4335
NIIN: 016164335
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 0887306 RK009M2RV
Manufacturer: Watts Regulator Company

General Description

The Parts Kit,safety Relief Valve, cataloged under National Stock Number 4820-01-616-4335, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Watts Regulator Company. Government technical data includes 2 specifications, 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	4820-01-616-4335
Primary Part Number	0887306 RK009M2RV
Item Name	Parts Kit,safety Relief Valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Watts Regulator Company
Status	ACTIVE
Component Quantity	4
Supply Items and Quantities	DIAPHRAGM(1),SEAT O-RING(1),COVER O-RING(1),SENSING PASSAGE O-RING(1)

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

Cross-Reference Index

Part Number	Manufacturer
0887306 RK009M2RV	Betz, William Jr., Inc. Dba Betz Plumbing & Heating Supplies (USA)
0887306 RK009M2RV PRIMARY	Watts Regulator Company (USA)

No interchangeability data on file.

Other items in FSC 4820 — Valves, Nonpowered

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 4820-01-616-4335?

NSN 4820-01-616-4335 is a Parts Kit,safety Relief Valve, manufactured by Watts Regulator Company, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-616-4335?

NSN 4820-01-616-4335 has 2 manufacturer part numbers on file: 0887306 RK009M2RV (Betz, William Jr., Inc. Dba Betz Plumbing & Heating Supplies), 0887306 RK009M2RV (Watts Regulator Company).

What are the specifications of 0887306 RK009M2RV?

Key specifications for 0887306 RK009M2RV: Component Quantity: 4; Supply Items and Quantities: DIAPHRAGM(1),SEAT O-RING(1),COVER O-RING(1),SENSING PASSAGE O-RING(1); Part Name Assigned by Controlling Agency: RELIEF VALVE RUBBER PARTS. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-616-4335 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.

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