Collar, Air Conditioning-Heating4520-00-024-7414

NSN 4520-00-024-7414 · NIIN 000247414

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

Government record, cited

Also searched as 4520-00-024-7414 · 4520000247414 · NIIN 000247414 · 00-024-7414 · FSC 4520 Space and Water Heating Equipment · TDF42G · TDF42G · TDF42G · TDF42G

Nearby stock numbers ← 4520-00-024-7413 · 4520-00-024-7417 →

Features

Collar,air Conditioning-Heating — FSC 4520
Width: 2.375 INCHES IN
Surface Treatment: NICKEL
Material: STEEL

Identification

NSN: 4520-00-024-7414
NIIN: 000247414
FSC: 4520 — Space and Water Heating Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal

General Description

The Collar,air Conditioning-Heating, cataloged under National Stock Number 4520-00-024-7414, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	4520-00-024-7414
Item Name	Collar,air Conditioning-Heating
FSC / FSG	4520 / 45 — Space and Water Heating Equipment
Status	ACTIVE
Width	2.375 INCHES IN
Surface Treatment	NICKEL
Material	STEEL

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
TDF42G	3/9 Design control — primary reference U.S. Government activity
TDF42G	5/9 Secondary reference Drs Environmental Systems Inc
TDF42G	5/9 Secondary reference Universal Logistics Corp Clark Div
TDF42G	5/2 Secondary reference U.S. Government activity

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 4520-00-024-7414?

NSN 4520-00-024-7414 is a Collar,air Conditioning-Heating, classified under FSC 4520, Space and Water Heating Equipment. Status: active.

What are the specifications of 4520-00-024-7414?

Key specifications for 4520-00-024-7414: Width: 2.375 INCHES IN; Special Features: 15.625" OD.; 1ST END UNTHD INTERNAL 11.875" ID; 3 LOCKING PINS LOCATED ON INNER SURFACE SPACED 120 DEG. APART; 2ND END UNTHD 15.875" OD; 3 KNURLED ADJUSTING SCREWS LOCATED ON INNER SURFACE SPACED 120 DEG. APART; Surface Treatment: NICKEL; Material: STEEL. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4520-00-024-7414 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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