Air Conditioner4120-01-581-4721

NSN 4120-01-581-4721 · NIIN 015814721 · Part number 3710938C91

Nd Defense Llc · FSC 4120 — Air Conditioning Equipment · FSG 41 — Refrigeration, AC, and Air Circulating Equipment · CAGE 338X5

Government record, cited

NSN 4120-01-581-4721 — this item is cataloged by the U.S. Government under National Stock Number 4120-01-581-4721. Manufacturer of record part number: 3710938C91.

Also searched as 4120-01-581-4721 · 4120015814721 · NIIN 015814721 · 01-581-4721 · FSC 4120 Air Conditioning Equipment · CAGE 338X5 · 3710938C91

Nearby stock numbers ← 4120-01-581-2650 Air Conditioner · 4120-01-581-5725 Adapter, Nipple-Plate →

Features

Air Conditioner — FSC 4120
1 manufacturer part number on file
Manufacturer of record: Nd Defense Llc

Identification

NSN: 4120-01-581-4721
NIIN: 015814721
FSC: 4120 — Air Conditioning Equipment
FSG: 41 — Refrigeration, AC, and Air Circulating Equipment
Primary part number: 3710938C91
Manufacturer: Nd Defense Llc

General Description

The Air Conditioner, cataloged under National Stock Number 4120-01-581-4721, is classified within Federal Supply Class 4120 (Air Conditioning Equipment) of the Refrigeration, AC, and Air Circulating Equipment 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	Air Conditioner
FSC / FSG	4120 — Air Conditioning Equipment (FSG 41)
Manufacturers	Nd Defense Llc (CAGE 338X5)

Technical Specifications

Parameter	Value
NSN	4120-01-581-4721
Primary Part Number	3710938C91
Item Name	Air Conditioner
FSC / FSG	4120 / 41 — Air Conditioning Equipment
Manufacturer	Nd Defense Llc
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
3710938C91 PRIMARY	Nd Defense Llc (USA)

No interchangeability data on file.

Other items in FSC 4120 — Air Conditioning Equipment

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

4120-00-000-0076

4120-00-000-0076 · Item name not on file

4120-00-001-8402

4120-00-001-8402 · Item name not on file

4120-00-001-8403

4120-00-001-8403 · Item name not on file

4120-00-006-6074

4120-00-006-6074 · Item name not on file

4120-00-010-1372

4120-00-010-1372 · Item name not on file

4120-00-011-3383

4120-00-011-3383 · Item name not on file

4120-00-011-3387

4120-00-011-3387 · Item name not on file

4120-00-011-3388

4120-00-011-3388 · Item name not on file

Frequently Asked Questions

What is NSN 4120-01-581-4721?

NSN 4120-01-581-4721 is a Air Conditioner, manufactured by Nd Defense Llc, classified under FSC 4120, Air Conditioning Equipment. Status: active.

What part numbers are listed for NSN 4120-01-581-4721?

NSN 4120-01-581-4721 has 1 manufacturer part number on file: 3710938C91 (Nd Defense Llc).

Is NSN 4120-01-581-4721 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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