PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25-8852-6Rib,stiffener,aircraft

The Boeing Company Div Defense · NSN 1560-01-646-6496 · FSC 1560 · No Item Name Available
Verified by PartsTable
NSN 1560-01-646-6496 — this item is cataloged by the U.S. Government under National Stock Number 1560-01-646-6496. Primary manufacturer part number: 25-8852-6.
Features
  • Rib,stiffener,aircraft — FSC 1560
  • Aircraft Mission Design Series: B-52
  • Aircraft Location: INBOARD FLAP
  • Material: ALUMINUM ALLOY 2024
  • 5 verified cross-references
  • Primary manufacturer: The Boeing Company Div Defense
Applications
  • Applications requiring Aluminum Alloy 2024 construction
General Description

The Rib,stiffener,aircraft, cataloged under National Stock Number 1560-01-646-6496, 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. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 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
NSN1560-01-646-6496
Primary Part Number25-8852-6
Item NameRib,stiffener,aircraft
FSC / FSG1560 / 15 — No Item Name Available
ManufacturerThe Boeing Company Div Defense
StatusACTIVE
Aircraft Mission Design SeriesB-52
Aircraft LocationINBOARD FLAP
MaterialALUMINUM ALLOY 2024
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
1240-00-148-157929530 INTERCHANGEABLE
Sight,infinity
Cadillac Gage Textron Inc.
Cross-Reference Index
Part NumberManufacturer
25-8852-6 PRIMARY The Boeing Company Div Defense (USA)
25-8852-6 Volumatic Inc Dba Volumatic Inc (USA)
25-8852-6 Malones Cnc Machining Inc (USA)
25-8852-6 Infinity Fabrication, Inc. (USA)
25-8852-6 Fmw, Inc. (USA)
Related Parts
1240-00-148-1579INTERCHANGEABLE
SIGHT,INFINITY
29530

Frequently Asked Questions

What is NSN 1560-01-646-6496?

NSN 1560-01-646-6496 is a Rib,stiffener,aircraft, manufactured by The Boeing Company Div Defense, classified under FSC 1560 (No Item Name Available). Status: active.

What are the part numbers for NSN 1560-01-646-6496?

NSN 1560-01-646-6496 has 5 cross-referenced part numbers: 25-8852-6 (The Boeing Company Div Defense), 25-8852-6 (Volumatic Inc Dba Volumatic Inc), 25-8852-6 (Malones Cnc Machining Inc), 25-8852-6 (Infinity Fabrication, Inc.), 25-8852-6 (Fmw, Inc.).

What NSN replaces 1560-01-646-6496?

There is 1 known substitute for 1560-01-646-6496: 1240-00-148-1579. Verify interchangeability with system specifications before substitution.

What are the specifications of 25-8852-6?

Key specifications for 25-8852-6: Aircraft Mission Design Series: B-52; End Item Identification: B-52 AIRCRAFT; Part Name Assigned by Controlling Agency: RIB ASSEMBLY,FORWARD; Aircraft Location: INBOARD FLAP. 5 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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