PartsTable TECHNICAL DATA SHEET

NSN 3010-01-188-8610Government record, cited

Cover, Actuator3010-01-188-8610

NSN 3010-01-188-8610 · NIIN 011888610 · Part number 20-04519

Portland Valve Llc · FSC 3010 — Torque Converters and Speed Changers · FSG 30 — Mechanical Power Transmission Equipment · CAGE 53154

Government record, cited

NSN 3010-01-188-8610 — this item is cataloged by the U.S. Government under National Stock Number 3010-01-188-8610. Manufacturer of record part number: 20-04519.

Also searched as 3010-01-188-8610 · 3010011888610 · NIIN 011888610 · 01-188-8610 · FSC 3010 Torque Converters and Speed Changers · CAGE 53154 · 20-04519 · C2004519 · V3472 · V3472 PIECE 2

Nearby stock numbers ← 3010-01-188-8594 Head, Actuator, Port · 3010-01-188-8612 Piston, Actuator →

Features

Cover,actuator — FSC 3010
2 manufacturer part numbers on file
Manufacturer of record: Portland Valve Llc

Identification

NSN: 3010-01-188-8610
NIIN: 011888610
FSC: 3010 — Torque Converters and Speed Changers
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 20-04519
Manufacturer: Portland Valve Llc

General Description

The Cover,actuator, cataloged under National Stock Number 3010-01-188-8610, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Portland Valve Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts

Item Name	Cover,actuator
FSC / FSG	3010 — Torque Converters and Speed Changers (FSG 30)
Manufacturers	Portland Valve Llc (CAGE 53154); Tyco Fire Products Lp (CAGE 03670)

Technical Specifications

Parameter	Value
NSN	3010-01-188-8610
Primary Part Number	20-04519
Item Name	Cover,actuator
FSC / FSG	3010 / 30 — Torque Converters and Speed Changers
Manufacturer	Portland Valve Llc
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

⇄ Related Items 5

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

3040-01-188-8611V4520 POSSIBLE MATCH

LEVER,REMOTE CONTROL

Possible match (shared part number)Portland Valve Llc

3010-01-188-861220-04515 POSSIBLE MATCH

PISTON,ACTUATOR

Possible match (shared part number)Tyco Fire Products Lp

3040-01-188-861320-04516 POSSIBLE MATCH

CAP,LINEAR ACTUATING CYLINDER

Possible match (shared part number)Portland Valve Llc

4810-01-204-0640V4216 POSSIBLE MATCH

BOX,SWITCH,VALVE

Possible match (shared part number)Portland Valve Llc

5998-01-262-6254V3472 POSSIBLE MATCH

CIRCUIT CARD ASSEMBLY

Possible match (shared part number)Ge Aviation Systems Llc Dba Ge Aviation Systems Llc

Cross-Reference Index

Part Number	Manufacturer
20-04519 PRIMARY	Portland Valve Llc (USA)
V3472 PIECE 2	Tyco Fire Products Lp (USA)

Reference documents

Reference	Meaning
C2004519	5/9 Secondary reference Tyco Fire Products Lp
20-04519	5/9 Secondary reference Tyco Fire Products Lp
V3472	D/9 Drawing number reference only Tyco Fire Products Lp

Related Parts

3040-01-188-8611POSSIBLE MATCH

LEVER,REMOTE CONTROL

V4520

3010-01-188-8612POSSIBLE MATCH

PISTON,ACTUATOR

20-04515

3040-01-188-8613POSSIBLE MATCH

CAP,LINEAR ACTUATING CYLINDER

20-04516

4810-01-204-0640POSSIBLE MATCH

BOX,SWITCH,VALVE

V4216

5998-01-262-6254POSSIBLE MATCH

CIRCUIT CARD ASSEMBLY

V3472

Frequently Asked Questions

What is NSN 3010-01-188-8610?

NSN 3010-01-188-8610 is a Cover,actuator, manufactured by Portland Valve Llc, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.

What part numbers are listed for NSN 3010-01-188-8610?

NSN 3010-01-188-8610 has 2 manufacturer part numbers on file: 20-04519 (Portland Valve Llc), V3472 PIECE 2 (Tyco Fire Products Lp).

What NSN replaces 3010-01-188-8610?

5 possible matches (shared part number, not a government interchangeability claim): 3040-01-188-8611, 3010-01-188-8612, 3040-01-188-8613. Verify interchangeability with system specifications before substitution.

Is NSN 3010-01-188-8610 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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