NSN 4720-01-550-4528 · NIIN 015504528 · Part number 4952037
Rtx Corporation Div Pratt & Whitney · FSC 4720 — Hose and Flexible Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 55820
Government record, cited
NSN 4720-01-550-4528 — this item is cataloged by the U.S. Government under National Stock Number 4720-01-550-4528. Manufacturer of record part number: 4952037.
Also searched as4720-01-550-4528 ·
4720015504528 ·
NIIN 015504528 ·
01-550-4528 ·
FSC 4720 Hose and Flexible Tubing · CAGE 55820 · 4952037 · NAS1376A12SE105
Specification/standard Data: NAS1370THRU1379 MANUFACTURERS STANDARD
Material: FIBERGLASS AND STEEL SINGLE PLY
1 manufacturer part number on file
Manufacturer of record: Rtx Corporation Div Pratt & Whitney
Identification
NSN: 4720-01-550-4528
NIIN: 015504528
FSC: 4720 — Hose and Flexible Tubing
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 4952037
Manufacturer: Rtx Corporation Div Pratt & Whitney
General Description
The Hose,air Duct, cataloged under National Stock Number 4720-01-550-4528, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Rtx Corporation Div Pratt & Whitney. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Other items in FSC 4720 — Hose and Flexible Tubing
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4720-00-000-0080
HOSE ASSEMBLY,NONMETALLIC
4720-00-000-0081
4720-00-000-0081 · Item name not on file
4720-00-000-0084
HOSE,PREFORMED
4720-00-000-0724
4720-00-000-0724 · Item name not on file
4720-00-001-0014
HOSE ASSEMBLY,NONMETALLIC
4720-00-001-0015
4720-00-001-0015 · Item name not on file
4720-00-001-0023
HOSE ASSEMBLY,NONMETALLIC
4720-00-001-0025
4720-00-001-0025 · Item name not on file
Frequently Asked Questions
What is NSN 4720-01-550-4528?
NSN 4720-01-550-4528 is a Hose,air Duct, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
What part numbers are listed for NSN 4720-01-550-4528?
NSN 4720-01-550-4528 has 1 manufacturer part number on file: 4952037 (Rtx Corporation Div Pratt & Whitney).
What are the specifications of 4952037?
Key specifications for 4952037: Connection Style: ROUND BOTH ENDS; Style Designator: HELICALLY WOUND CONTINOUS WIRE SUPPORTED; Cross-Sectional Shape Style: ROUND; Specification/standard Data: NAS1370THRU1379 MANUFACTURERS STANDARD. 5 specifications are documented in the U.S. Government catalog.
Is NSN 4720-01-550-4528 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.