Parts Kit, Safety Relief Valve4810-01-615-3557

NSN 4810-01-615-3557 · NIIN 016153557 · Part number 0887259

Watts Regulator Company · FSC 4810 — Valves, Powered · FSG 48 — Valves · CAGE 79227

Government record, cited

NSN 4810-01-615-3557 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-615-3557. Manufacturer of record part number: 0887259.

Also searched as 4810-01-615-3557 · 4810016153557 · NIIN 016153557 · 01-615-3557 · FSC 4810 Valves, Powered · CAGE 79227 · 0887259 · RK 909RPDA VT

Nearby stock numbers ← 4810-01-615-2920 Cover, Diaphragm · 4810-01-615-4313 Valve, Regulating, Fluid Pressure →

4810-01-615-3557 — Valves, Powered

Features

Parts Kit,safety Relief Valve — FSC 4810
2 manufacturer part numbers on file
Manufacturer of record: Watts Regulator Company

Identification

NSN: 4810-01-615-3557
NIIN: 016153557
FSC: 4810 — Valves, Powered
FSG: 48 — Valves
Primary part number: 0887259
Manufacturer: Watts Regulator Company

General Description

The Parts Kit,safety Relief Valve, cataloged under National Stock Number 4810-01-615-3557, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Watts Regulator Company. 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	4810-01-615-3557
Primary Part Number	0887259
Item Name	Parts Kit,safety Relief Valve
FSC / FSG	4810 / 48 — Valves, Powered
Manufacturer	Watts Regulator Company
Status	ACTIVE

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
0887259 PRIMARY	Watts Regulator Company (USA)
RK 909RPDA VT	Watts Regulator Company (USA)

No interchangeability data on file.

Other items in FSC 4810 — Valves, Powered

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

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4810-00-001-4555 · Item name not on file

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4810-00-001-4556 · Item name not on file

4810-00-001-4611

4810-00-001-4611 · Item name not on file

Frequently Asked Questions

What is NSN 4810-01-615-3557?

NSN 4810-01-615-3557 is a Parts Kit,safety Relief Valve, manufactured by Watts Regulator Company, classified under FSC 4810, Valves, Powered. Status: active.

What part numbers are listed for NSN 4810-01-615-3557?

NSN 4810-01-615-3557 has 2 manufacturer part numbers on file: 0887259 (Watts Regulator Company), RK 909RPDA VT (Watts Regulator Company).

What are the specifications of 0887259?

Key specifications for 0887259: Special Features: AIR-IN/WATER-OUT VALVE DESIGN; NHA TOTAL RELIEF VALVE KIT; Part Name Assigned by Controlling Agency: DIAPHRAGM, DISC AND PISTON ASSY; SEAT AND ADAPTER O-RING. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4810-01-615-3557 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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