PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

503049Screen Assembly,air Filter Valve

Hamilton Sundstrand Corporation Dba Collins Aerospace · NSN 1660-00-705-8407 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-705-8407 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-705-8407. Primary manufacturer part number: 503049.
Features
  • Screen Assembly,air Filter Valve — FSC 1660
  • General Characteristics Item Description: C/O 2 SCREENS OF PLAIN WEAVE MATL AMS4730 BRAZED TOGETHER,1OO X 1OO MESH OF 0.0045 IN. DIA,CRES WIRE IN
  • 2 verified cross-references
  • Primary manufacturer: Hamilton Sundstrand Corporation Dba Collins Aerospace
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Fluid filtration and purification
  • Engine intake air cleaning
General Description

The Screen Assembly,air Filter Valve, cataloged under National Stock Number 1660-00-705-8407, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). 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
NSN1660-00-705-8407
Primary Part Number503049
Item NameScreen Assembly,air Filter Valve
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerHamilton Sundstrand Corporation Dba Collins Aerospace
StatusACTIVE
General Characteristics Item DescriptionC/O 2 SCREENS OF PLAIN WEAVE MATL AMS4730 BRAZED TOGETHER,1OO X 1OO MESH OF 0.0045 IN. DIA,CRES WIRE IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6515-00-337-780050-3049 INTERCHANGEABLE
Forceps,tissue
Sklar Corporation Dba Sklar Instruments
Cross-Reference Index
Part NumberManufacturer
503049 PRIMARY Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
503049 Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company (USA)
Related Parts
6515-00-337-7800INTERCHANGEABLE
FORCEPS,TISSUE
50-3049

Frequently Asked Questions

What is NSN 1660-00-705-8407?

NSN 1660-00-705-8407 is a Screen Assembly,air Filter Valve, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-00-705-8407?

NSN 1660-00-705-8407 has 2 cross-referenced part numbers: 503049 (Hamilton Sundstrand Corporation Dba Collins Aerospace), 503049 (Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company).

What NSN replaces 1660-00-705-8407?

There is 1 known substitute for 1660-00-705-8407: 6515-00-337-7800. Verify interchangeability with system specifications before substitution.

What are the specifications of 503049?

Key specifications for 503049: General Characteristics Item Description: C/O 2 SCREENS OF PLAIN WEAVE MATL AMS4730 BRAZED TOGETHER,1OO X 1OO MESH OF 0.0045 IN. DIA,CRES WIRE IN. 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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