Retainer, Disk, Valve4820-00-033-1459

NSN 4820-00-033-1459 · NIIN 000331459

FSC 4820 — Valves, Nonpowered · FSG 48 — Valves

Government record, cited

Also searched as 4820-00-033-1459 · 4820000331459 · NIIN 000331459 · 00-033-1459 · FSC 4820 Valves, Nonpowered · 32335 · C8964D · C8964

Nearby stock numbers ← 4820-00-033-1427 Valve, Linear, Directional Control · 4820-00-033-1462 →

4820-00-033-1459 — Valves, Nonpowered

Features

Retainer,disk,valve — FSC 4820
Outside Diameter: 1.188 INCHES NOMINAL IN
Inside Diameter: 0.254 INCHES NOMINAL IN
Material: COPPER ALLOY

Identification

NSN: 4820-00-033-1459
NIIN: 000331459
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves

General Description

The Retainer,disk,valve, cataloged under National Stock Number 4820-00-033-1459, 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3 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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	4820-00-033-1459
Item Name	Retainer,disk,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Status	ACTIVE
Outside Diameter	1.188 INCHES NOMINAL IN
Inside Diameter	0.254 INCHES NOMINAL IN
Material	COPPER ALLOY

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 2

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

1560-00-433-887832335 POSSIBLE MATCH

MANIFOLD,FLUID,AIRCRAFT

Possible match (shared part number)Williams International Co., L.l.c.

4210-01-278-618532335 POSSIBLE MATCH

HOSE ASSEMBLY,NONMETALLIC,FIRE F

Possible match (shared part number)Tyco Fire Products Lp

Cross-Reference Index

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

Reference documents

Reference	Meaning
32335	D/9 Drawing number reference only U.S. Government activity
C8964D	3/2 Design control — primary reference U.S. Government activity
C8964	5/9 Secondary reference U.S. Government activity

Related Parts

1560-00-433-8878POSSIBLE MATCH

MANIFOLD,FLUID,AIRCRAFT

32335

4210-01-278-6185POSSIBLE MATCH

HOSE ASSEMBLY,NONMETALLIC,FIRE F

32335

Frequently Asked Questions

What is NSN 4820-00-033-1459?

NSN 4820-00-033-1459 is a Retainer,disk,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.

What NSN replaces 4820-00-033-1459?

2 possible matches (shared part number, not a government interchangeability claim): 1560-00-433-8878, 4210-01-278-6185. Verify interchangeability with system specifications before substitution.

What are the specifications of 4820-00-033-1459?

Key specifications for 4820-00-033-1459: Outside Diameter: 1.188 INCHES NOMINAL IN; Inside Diameter: 0.254 INCHES NOMINAL IN; Material: COPPER ALLOY. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4820-00-033-1459 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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