Drum, Winch2590-01-644-6664

NSN 2590-01-644-6664 · NIIN 016446664 · Part number B4266

Thern Inc · FSC 2590 — Miscellaneous Vehicular Components · FSG 25 — Vehicular Equipment Components · CAGE 12437

Government record, cited

NSN 2590-01-644-6664 — this item is cataloged by the U.S. Government under National Stock Number 2590-01-644-6664. Manufacturer of record part number: B4266.

Also searched as 2590-01-644-6664 · 2590016446664 · NIIN 016446664 · 01-644-6664 · FSC 2590 Miscellaneous Vehicular Components · CAGE 12437 · B4266

Nearby stock numbers ← 2590-01-644-6538 Installation Kit, Vehicular Equip · 2590-01-644-6942 Installation Kit, Vehicular Equip →

Features

Drum,winch — FSC 2590
1 manufacturer part number on file
Manufacturer of record: Thern Inc

Identification

NSN: 2590-01-644-6664
NIIN: 016446664
FSC: 2590 — Miscellaneous Vehicular Components
FSG: 25 — Vehicular Equipment Components
Primary part number: B4266
Manufacturer: Thern Inc

General Description

The Drum,winch, cataloged under National Stock Number 2590-01-644-6664, is classified within Federal Supply Class 2590 (Miscellaneous Vehicular Components) of the Vehicular Equipment Components group. The manufacturer of record is Thern Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	2590-01-644-6664
Primary Part Number	B4266
Item Name	Drum,winch
FSC / FSG	2590 / 25 — Miscellaneous Vehicular Components
Manufacturer	Thern 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)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
B4266 PRIMARY	Thern Inc (USA)

No interchangeability data on file.

Other items in FSC 2590 — Miscellaneous Vehicular Components

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

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2590-01-151-9629

HYDROVAC

2590-01-445-9216

VALVE,AIR CONTROL

2590-01-468-7350

WINCH,DRUM,VEHICLE MOUNTING

2590-01-600-0314

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2590-01-608-6611

BRACKET,VEHICULAR COMPONENTS

Frequently Asked Questions

What is NSN 2590-01-644-6664?

NSN 2590-01-644-6664 is a Drum,winch, manufactured by Thern Inc, classified under FSC 2590, Miscellaneous Vehicular Components. Status: active.

What part numbers are listed for NSN 2590-01-644-6664?

NSN 2590-01-644-6664 has 1 manufacturer part number on file: B4266 (Thern Inc).

What are the specifications of B4266?

Key specifications for B4266: Part Name Assigned by Controlling Agency: BRAKE,DRUM ASSEMBLY; End Item Identification: MK18 MOD UU. 0 specifications are documented in the U.S. Government catalog.

Is NSN 2590-01-644-6664 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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