Adapter, Air Conditioning-Heating4520-01-146-7965

NSN 4520-01-146-7965 · NIIN 011467965

FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal

Government record, cited

Also searched as 4520-01-146-7965 · 4520011467965 · NIIN 011467965 · 01-146-7965 · FSC 4520 Space and Water Heating Equipment · SQR-36X27X24X12IN LG · SQR-36X27SQRX24RNDX12IN LG

Nearby stock numbers ← 4520-01-146-5238 · 4520-01-146-9900 Heating Element, Electrical, Nonim →

Features

Adapter,air Conditioning-Heating — FSC 4520
Adjustability Feature: NOT INCLUDED
Style Designator: NONADJUSTABLE
Sheet Metal Gage Size: 20
Surface Treatment: ZINC
Material: STEEL
Construction Type: DOUBLE

Identification

NSN: 4520-01-146-7965
NIIN: 011467965
FSC: 4520 — Space and Water Heating Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal

General Description

The Adapter,air Conditioning-Heating, cataloged under National Stock Number 4520-01-146-7965, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4520-01-146-7965
Item Name	Adapter,air Conditioning-Heating
FSC / FSG	4520 / 45 — Space and Water Heating Equipment
Status	ACTIVE
Adjustability Feature	NOT INCLUDED
Style Designator	NONADJUSTABLE
Sheet Metal Gage Size	20
Surface Treatment	ZINC
Material	STEEL
Construction Type	DOUBLE

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

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

Reference documents

Reference	Meaning
SQR-36X27X24X12IN LG	3/9 Design control — primary reference United Mcgill Corp
SQR-36X27SQRX24RNDX12IN LG	5/9 Secondary reference United Mcgill Corp

No interchangeability data on file.

Other items in FSC 4520 — Space and Water Heating Equipment

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

4520-00-000-0098

HEATING ELEMENT,ELECTRICAL,NONIM

4520-00-000-0099

4520-00-000-0099 · Item name not on file

4520-00-001-1240

4520-00-001-1240 · Item name not on file

4520-00-001-3518

HEATING ELEMENT,ELECTRICAL,NONIM

4520-00-001-3519

HEATING ELEMENT,ELECTRICAL,IMMER

4520-00-001-6052

HEATING ELEMENT,ELECTRICAL,NONIM

4520-00-001-6298

HEATING ELEMENT,ELECTRICAL,NONIM

4520-00-001-7726

HEATER,DUCT TYPE,PORTABLE

Frequently Asked Questions

What is NSN 4520-01-146-7965?

NSN 4520-01-146-7965 is a Adapter,air Conditioning-Heating, classified under FSC 4520, Space and Water Heating Equipment. Status: active.

What are the specifications of 4520-01-146-7965?

Key specifications for 4520-01-146-7965: Adjustability Feature: NOT INCLUDED; Style Designator: NONADJUSTABLE; Overall Length: 12.000 INCHES NOMINAL IN; Sheet Metal Gage Size: 20. 6 specifications are documented in the U.S. Government catalog.

Is NSN 4520-01-146-7965 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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