PartsTable TECHNICAL DATA SHEET

NSN 4810-01-259-8640Government record, cited

Retainer, Disk, Valve4810-01-259-8640

NSN 4810-01-259-8640 · NIIN 012598640 · Part number 434-643-080

O. W. Landergren, Inc · FSC 4810 — Valves, Powered · FSG 48 — Valves · CAGE 58281

Government record, cited

NSN 4810-01-259-8640 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-259-8640. Manufacturer of record part number: 434-643-080.

Also searched as 4810-01-259-8640 · 4810012598640 · NIIN 012598640 · 01-259-8640 · FSC 4810 Valves, Powered · CAGE 58281 · 434-643-080

Nearby stock numbers ← 4810-01-259-8104 Valve, Linear, Directional Control · 4810-01-259-8779 Valve, Solenoid →

4810-01-259-8640 — Valves, Powered

Features

Retainer,disk,valve — FSC 4810
1 manufacturer part number on file
Manufacturer of record: O. W. Landergren, Inc

Identification

NSN: 4810-01-259-8640
NIIN: 012598640
FSC: 4810 — Valves, Powered
FSG: 48 — Valves
Primary part number: 434-643-080
Manufacturer: O. W. Landergren, Inc

General Description

The Retainer,disk,valve, cataloged under National Stock Number 4810-01-259-8640, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is O. W. Landergren, Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Retainer,disk,valve
FSC / FSG	4810 — Valves, Powered (FSG 48)
Manufacturers	O. W. Landergren, Inc (CAGE 58281)

Technical Specifications

Parameter	Value
NSN	4810-01-259-8640
Primary Part Number	434-643-080
Item Name	Retainer,disk,valve
FSC / FSG	4810 / 48 — Valves, Powered
Manufacturer	O. W. Landergren, Inc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
434-643-080 PRIMARY	O. W. Landergren, Inc (USA)

Reference documents

Reference	Meaning
434-643-080	5/9 Secondary reference Bellofram Corporation

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.

4810-00-001-1247

4810-00-001-1247 · Item name not on file

4810-00-001-4499

VALVE,SOLENOID

4810-00-001-4531

4810-00-001-4531 · Item name not on file

4810-00-001-4532

4810-00-001-4532 · Item name not on file

4810-00-001-4554

4810-00-001-4554 · Item name not on file

4810-00-001-4555

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

4810-00-001-4556

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 4810-01-259-8640?

NSN 4810-01-259-8640 is a Retainer,disk,valve, manufactured by O. W. Landergren, Inc, classified under FSC 4810, Valves, Powered. Status: active.

What part numbers are listed for NSN 4810-01-259-8640?

NSN 4810-01-259-8640 has 1 manufacturer part number on file: 434-643-080 (O. W. Landergren, Inc).

Is NSN 4810-01-259-8640 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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