NSN 2520-01-666-9791 — this item is cataloged by the U.S. Government under National Stock Number 2520-01-666-9791. Manufacturer of record part number: 4101811C91.
Also searched as2520-01-666-9791 ·
2520016669791 ·
NIIN 016669791 ·
01-666-9791 ·
FSC 2520 Vehicular Power Transmission Components · CAGE 338X5 · 4101811C91
Nearby stock numbers← 2520-01-666-7674 Parts Kit, Mechanical Transmissio
·
2520-01-666-9872 Transfer Transmission Assembly →
Features
Control Assembly,transmission — FSC 2520
1 manufacturer part number on file
Manufacturer of record: Nd Defense Llc
Identification
NSN: 2520-01-666-9791
NIIN: 016669791
FSC: 2520 — Vehicular Power Transmission Components
FSG: 25 — Vehicular Equipment Components
Primary part number: 4101811C91
Manufacturer: Nd Defense Llc
General Description
The Control Assembly,transmission, cataloged under National Stock Number 2520-01-666-9791, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Nd Defense Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Control Assembly,transmission
FSC / FSG
2520 — Vehicular Power Transmission Components (FSG 25)
Manufacturers
Nd Defense Llc (CAGE 338X5)
Technical Specifications
Parameter
Value
NSN
2520-01-666-9791
Primary Part Number
4101811C91
Item Name
Control Assembly,transmission
FSC / FSG
2520 / 25 — Vehicular Power Transmission Components
Manufacturer
Nd Defense Llc
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 2520 — Vehicular Power Transmission Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2520-00-005-4937
CLUTCH PACKAGE
2520-00-006-6257
2520-00-006-6257 · Item name not on file
2520-00-008-9977
SPIDER,UNIVERSAL JOINT,VEHICULAR
2520-00-039-6567
SOCKET
2520-00-242-3316
CLUTCH ASSEMBLY,HUB
2520-00-358-3905
COVER
2520-00-366-7191
COLLAR,SHAFT LINKAGE
2520-00-708-6603
COVER CONTROL LEVER
Frequently Asked Questions
What is NSN 2520-01-666-9791?
NSN 2520-01-666-9791 is a Control Assembly,transmission, manufactured by Nd Defense Llc, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
What part numbers are listed for NSN 2520-01-666-9791?
NSN 2520-01-666-9791 has 1 manufacturer part number on file: 4101811C91 (Nd Defense Llc).
Is NSN 2520-01-666-9791 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). 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.