PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

344341Diaphragm Assembly,door

Lockheed Martin Corp · NSN 1560-00-588-6247 · FSC 1560 · No Item Name Available
Verified by PartsTable
NSN 1560-00-588-6247 — this item is cataloged by the U.S. Government under National Stock Number 1560-00-588-6247. Primary manufacturer part number: 344341.
Features
  • Diaphragm Assembly,door — FSC 1560
  • General Characteristics Item Description: ALUMINUM ALLOY,QQ-A-250-5,25.90 IN. OD IN
  • 1 verified cross-reference
  • Primary manufacturer: Lockheed Martin Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Diaphragm Assembly,door, cataloged under National Stock Number 1560-00-588-6247, is classified within Federal Supply Class 1560 (No Item Name Available) of the Aircraft and Airframe Components group. The primary manufacturer of record is Lockheed Martin Corp. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1560-00-588-6247
Primary Part Number344341
Item NameDiaphragm Assembly,door
FSC / FSG1560 / 15 — No Item Name Available
ManufacturerLockheed Martin Corp
StatusACTIVE
General Characteristics Item DescriptionALUMINUM ALLOY,QQ-A-250-5,25.90 IN. OD IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4320-00-128-9973344341 INTERCHANGEABLE
Stuff Box,valve Rod
Curtiss-Wright Electro-Mechanical Corporation Div Epd
4730-01-163-1160HV-34-434-1 INTERCHANGEABLE
Flange,pipe
Automatic Switch Company Dba Asco
5330-01-464-2176344341 INTERCHANGEABLE
Gasket
Brp Us Inc
Cross-Reference Index
Part NumberManufacturer
344341 PRIMARY Lockheed Martin Corp (USA)
Related Parts
4320-00-128-9973INTERCHANGEABLE
STUFF BOX,VALVE ROD
344341
4730-01-163-1160INTERCHANGEABLE
FLANGE,PIPE
HV-34-434-1
5330-01-464-2176INTERCHANGEABLE
GASKET
344341

Frequently Asked Questions

What is NSN 1560-00-588-6247?

NSN 1560-00-588-6247 is a Diaphragm Assembly,door, manufactured by Lockheed Martin Corp, classified under FSC 1560 (No Item Name Available). Status: active.

What are the part numbers for NSN 1560-00-588-6247?

NSN 1560-00-588-6247 has 1 cross-referenced part number: 344341 (Lockheed Martin Corp).

What NSN replaces 1560-00-588-6247?

There are 3 known substitutes for 1560-00-588-6247: 4320-00-128-9973, 4730-01-163-1160, 5330-01-464-2176. Verify interchangeability with system specifications before substitution.

What are the specifications of 344341?

Key specifications for 344341: General Characteristics Item Description: ALUMINUM ALLOY,QQ-A-250-5,25.90 IN. OD 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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