PartsTable TECHNICAL DATA SHEET

NSN 4820-00-497-0465Government record, cited

Disk, Valve4820-00-497-0465

NSN 4820-00-497-0465 · NIIN 004970465

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-00-497-0465 · 4820004970465 · NIIN 004970465 · 00-497-0465 · FSC 4820 Valves, Nonpowered · 11334-9 · 24814-2N

Nearby stock numbers ← 4820-00-497-0464 Seat, Valve · 4820-00-497-1640 →

4820-00-497-0465 — Valves, Nonpowered

Features

Disk,valve — FSC 4820
Outside Diameter: 1.000 INCHES NOMINAL IN
Style Designator: PLAIN
Inside Diameter: 0.255 INCHES NOMINAL IN
Material: RUBBER AND STEEL

Identification

NSN: 4820-00-497-0465
NIIN: 004970465
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Disk,valve, cataloged under National Stock Number 4820-00-497-0465, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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	4820-00-497-0465
Item Name	Disk,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Outside Diameter	1.000 INCHES NOMINAL IN
Style Designator	PLAIN
Inside Diameter	0.255 INCHES NOMINAL IN
Material	RUBBER AND STEEL

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 3

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

5895-00-908-4407 POSSIBLE MATCH

DECODER SUBASSEMBLY

Possible match (shared part number)

4320-00-972-80890076641 POSSIBLE MATCH

RING,PUMP SHAFT

Possible match (shared part number)Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.

5340-01-587-1133113-349 POSSIBLE MATCH

SEAT,HELICAL COMPRESSION SPRING

Possible match (shared part number)Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)

Cross-Reference Index

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

Reference documents

Reference	Meaning
11334-9	5/9 Secondary reference U.S. Government activity
24814-2N	3/2 Design control — primary reference U.S. Government activity

Related Parts

5895-00-908-4407POSSIBLE MATCH

DECODER SUBASSEMBLY

4320-00-972-8089POSSIBLE MATCH

RING,PUMP SHAFT

0076641

5340-01-587-1133POSSIBLE MATCH

SEAT,HELICAL COMPRESSION SPRING

113-349

Frequently Asked Questions

What is NSN 4820-00-497-0465?

NSN 4820-00-497-0465 is a Disk,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.

What NSN replaces 4820-00-497-0465?

3 possible matches (shared part number, not a government interchangeability claim): 5895-00-908-4407, 4320-00-972-8089, 5340-01-587-1133. Verify interchangeability with system specifications before substitution.

What are the specifications of 4820-00-497-0465?

Key specifications for 4820-00-497-0465: Overall Height: 0.740 INCHES NOMINAL IN; Outside Diameter: 1.000 INCHES NOMINAL IN; Style Designator: PLAIN; Inside Diameter: 0.255 INCHES NOMINAL IN. 4 specifications are documented in the U.S. Government catalog.

Is NSN 4820-00-497-0465 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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