PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4506915Duct Assembly,air Conditioning-H

Rtx Corporation Div Pratt & Whitney · NSN 1660-01-625-1134 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-01-625-1134 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-625-1134. Primary manufacturer part number: 4506915.
Features
  • Duct Assembly,air Conditioning-H — FSC 1660
  • 2 verified cross-references
  • Primary manufacturer: Rtx Corporation Div Pratt & Whitney
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Duct Assembly,air Conditioning-H, cataloged under National Stock Number 1660-01-625-1134, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Rtx Corporation Div Pratt & Whitney. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1660-01-625-1134
Primary Part Number4506915
Item NameDuct Assembly,air Conditioning-H
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerRtx Corporation Div Pratt & Whitney
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
2910-00-820-2279149060 INTERCHANGEABLE
Filter,fluid
Honeywell International Inc Dba Honeywell Div Consumer Products Group
Cross-Reference Index
Part NumberManufacturer
4506915 PRIMARY Rtx Corporation Div Pratt & Whitney (USA)
4P99010-109A Lockheed Martin Corp (USA)
Related Parts
2910-00-820-2279INTERCHANGEABLE
FILTER,FLUID
149060

Frequently Asked Questions

What is NSN 1660-01-625-1134?

NSN 1660-01-625-1134 is a Duct Assembly,air Conditioning-H, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-01-625-1134?

NSN 1660-01-625-1134 has 2 cross-referenced part numbers: 4506915 (Rtx Corporation Div Pratt & Whitney), 4P99010-109A (Lockheed Martin Corp).

What NSN replaces 1660-01-625-1134?

There is 1 known substitute for 1660-01-625-1134: 2910-00-820-2279. Verify interchangeability with system specifications before substitution.

What are the specifications of 4506915?

Key specifications for 4506915: End Item Identification: C-5 AIRCRAFT. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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