PartsTable TECHNICAL DATA SHEET

NSN 4820-01-130-8619Government record, cited

Retainer, Seat, Valve4820-01-130-8619

NSN 4820-01-130-8619 · NIIN 011308619

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-01-130-8619 · 4820011308619 · NIIN 011308619 · 01-130-8619 · FSC 4820 Valves, Nonpowered · 2641-405-11 · 2641-405-11 ITEM 30 1-2IN · 2641-809-40 · 2641-809-40 ITEM 53 1-2IN

Nearby stock numbers ← 4820-01-130-8617 · 4820-01-130-8627 Parts Kit, Valve →

4820-01-130-8619 — Valves, Nonpowered

Features

Retainer,seat,valve — FSC 4820
Valve Size for Which Designed: 0.500 INCHES IN
Valve Design Control Activity: 96169
Material: STEEL CORROSION RESISTING

Identification

NSN: 4820-01-130-8619
NIIN: 011308619
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Retainer,seat,valve, cataloged under National Stock Number 4820-01-130-8619, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-130-8619
Item Name	Retainer,seat,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Valve Size for Which Designed	0.500 INCHES IN
Valve Design Control Activity	96169
Material	STEEL CORROSION RESISTING

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 6

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

4820-01-147-13942641-809-40 ASSY C POSSIBLE MATCH

BALL SET,JACKING ASSEMBLY

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4820-01-199-57552641-809-40 ITEM 80 POSSIBLE MATCH

ADAPTER,VALVE

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4820-01-199-57562641-809-40 ITEM 81 POSSIBLE MATCH

SOCKET,VALVE

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

5330-01-389-2702 POSSIBLE MATCH

RETAINER,PACKING

Possible match (shared part number)

5310-01-472-99222641-405- 11PC83 POSSIBLE MATCH

WASHER,FLAT

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

5310-01-474-8822845-7285244 ITEM 56 POSSIBLE MATCH

WASHER,FLAT

Possible match (shared part number)Naval Sea Systems Command

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
2641-405-11	D/9 Drawing number reference only U.S. Government activity
2641-405-11 ITEM 30 1-2IN	3/2 Design control — primary reference U.S. Government activity
2641-809-40	D/9 Drawing number reference only U.S. Government activity
2641-809-40 ITEM 53 1-2IN	5/2 Secondary reference U.S. Government activity

Related Parts

4820-01-147-1394POSSIBLE MATCH

BALL SET,JACKING ASSEMBLY

2641-809-40 ASSY C

4820-01-199-5755POSSIBLE MATCH

ADAPTER,VALVE

2641-809-40 ITEM 80

4820-01-199-5756POSSIBLE MATCH

SOCKET,VALVE

2641-809-40 ITEM 81

5330-01-389-2702POSSIBLE MATCH

RETAINER,PACKING

5310-01-472-9922POSSIBLE MATCH

WASHER,FLAT

2641-405- 11PC83

5310-01-474-8822POSSIBLE MATCH

WASHER,FLAT

845-7285244 ITEM 56

Frequently Asked Questions

What is NSN 4820-01-130-8619?

NSN 4820-01-130-8619 is a Retainer,seat,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.

What NSN replaces 4820-01-130-8619?

6 possible matches (shared part number, not a government interchangeability claim): 4820-01-147-1394, 4820-01-199-5755, 4820-01-199-5756. Verify interchangeability with system specifications before substitution.

What are the specifications of 4820-01-130-8619?

Key specifications for 4820-01-130-8619: Valve Size for Which Designed: 0.500 INCHES IN; Valve Design Control Activity: 96169; Material: STEEL CORROSION RESISTING. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-130-8619 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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