PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

249-31018-21Support,structural Component,air

The Boeing Company Div Defense · NSN 1560-01-048-3100 · FSC 1560 · No Item Name Available
Verified by PartsTable
NSN 1560-01-048-3100 — this item is cataloged by the U.S. Government under National Stock Number 1560-01-048-3100. Primary manufacturer part number: 249-31018-21.
Features
  • Support,structural Component,air — FSC 1560
  • 6 verified cross-references
  • Primary manufacturer: The Boeing Company Div Defense
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Support,structural Component,air, cataloged under National Stock Number 1560-01-048-3100, is classified within Federal Supply Class 1560 (No Item Name Available) of the Aircraft and Airframe Components group. The primary manufacturer of record is The Boeing Company Div Defense. This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN1560-01-048-3100
Primary Part Number249-31018-21
Item NameSupport,structural Component,air
FSC / FSG1560 / 15 — No Item Name Available
ManufacturerThe Boeing Company Div Defense
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5930-00-001-3084 INTERCHANGEABLE
Switch,toggle
5950-00-406-6470712-0036-003 INTERCHANGEABLE
Reactor
Honeywell International Inc. Dba Honeywell Div Aerospace ? Redmond Commercial
5330-00-854-0613C452-1 INTERCHANGEABLE
Gasket
Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company
5330-01-224-806540168 INTERCHANGEABLE
Gasket
Lubriquip Inc Dba Lubriquip, Inc., a Unit of Idex
4940-01-239-2744 INTERCHANGEABLE
Reel Assembly,hose
5325-01-266-501140168 INTERCHANGEABLE
Ring,retaining
L & R Manufacturing Company
5310-01-470-74024601-41 INTERCHANGEABLE
Nut,plain,hexagon
Pdi Ground Support Systems, Inc.
5930-01-550-315840-187-R INTERCHANGEABLE
Adapter,switch Actuator
Anritsu Company
Cross-Reference Index
Part NumberManufacturer
249-31018-21 PRIMARY The Boeing Company Div Defense (USA)
40168 Fleet Readiness Center East Div Department of Navy (USA)
249-31018-21 Sabreliner Corporation (USA)
40168 Joint Oil Analysis Program Dba Department of Defense (USA)
249-31018 Rockwell International Corp North American Aircraft Opns (USA)
249-31018-21 Rockwell International Corp North American Aircraft Opns (USA)
Related Parts
5930-00-001-3084INTERCHANGEABLE
SWITCH,TOGGLE
5950-00-406-6470INTERCHANGEABLE
REACTOR
712-0036-003
5330-00-854-0613INTERCHANGEABLE
GASKET
C452-1
5330-01-224-8065INTERCHANGEABLE
GASKET
40168
4940-01-239-2744INTERCHANGEABLE
REEL ASSEMBLY,HOSE
5325-01-266-5011INTERCHANGEABLE
RING,RETAINING
40168
5310-01-470-7402INTERCHANGEABLE
NUT,PLAIN,HEXAGON
4601-41
5930-01-550-3158INTERCHANGEABLE
ADAPTER,SWITCH ACTUATOR
40-187-R

Frequently Asked Questions

What is NSN 1560-01-048-3100?

NSN 1560-01-048-3100 is a Support,structural Component,air, manufactured by The Boeing Company Div Defense, classified under FSC 1560 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 1560-01-048-3100?

NSN 1560-01-048-3100 has 6 cross-referenced part numbers: 249-31018-21 (The Boeing Company Div Defense), 40168 (Fleet Readiness Center East Div Department of Navy), 249-31018-21 (Sabreliner Corporation), 40168 (Joint Oil Analysis Program Dba Department of Defense), 249-31018 (Rockwell International Corp North American Aircraft Opns) and 1 more.

What NSN replaces 1560-01-048-3100?

There are 8 known substitutes for 1560-01-048-3100: 5930-00-001-3084, 5950-00-406-6470, 5330-00-854-0613 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 249-31018-21?

Key specifications for 249-31018-21: End Item Identification: T-2B AIRCRAFT; Special Features: STEEL,MIL-T-6736,COMP 4130,COND N TUBE MATL. 2 total characteristics are documented in the Federal Logistics Information System.

Is NSN 1560-01-048-3100 still in active supply?

NSN 1560-01-048-3100 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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