PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A2545-4Rail Assembly,leaning Forward

Marathonnorco Aerospace, Inc. · NSN 2040-01-359-7916 · FSC 2040 · No Item Name Available
Verified by PartsTable
NSN 2040-01-359-7916 — this item is cataloged by the U.S. Government under National Stock Number 2040-01-359-7916. Primary manufacturer part number: A2545-4.
Features
  • Rail Assembly,leaning Forward — FSC 2040
  • General Characteristics Item Description: CORROSION RESISTANT STEEL
  • 8 verified cross-references
  • Primary manufacturer: Marathonnorco Aerospace, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Rail Assembly,leaning Forward, cataloged under National Stock Number 2040-01-359-7916, is classified within Federal Supply Class 2040 (No Item Name Available) of the Ship and Marine Equipment group. The primary manufacturer of record is Marathonnorco Aerospace, Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2040-01-359-7916
Primary Part NumberA2545-4
Item NameRail Assembly,leaning Forward
FSC / FSG2040 / 20 — No Item Name Available
ManufacturerMarathonnorco Aerospace, Inc.
StatusCANCELLED
General Characteristics Item DescriptionCORROSION RESISTANT STEEL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5850-00-122-5540A2545-4 INTERCHANGEABLE
Filter,signal Light
Grimes Aerospace Company
5999-01-195-130874J119089-105 INTERCHANGEABLE
Shielding Gasket,electronic
The Boeing Company Div Defense
2040-01-359-5655600-4645108 ITEM 27 INTERCHANGEABLE
Plate,stanchion
Naval Ship Systems Command
2040-01-359-7917600-4645108 ITEM 26 INTERCHANGEABLE
Plate,stanchion
Naval Ship Systems Command
2040-01-359-7918600-4645108 ITEM 28 INTERCHANGEABLE
Rail,leaning
Naval Ship Systems Command
2040-01-360-7375A2545-3 MOD INTERCHANGEABLE
Rail,leaning
Marathonnorco Aerospace, Inc.
2040-01-362-9619RTW2333-4 INTERCHANGEABLE
Receiver
Marathonnorco Aerospace, Inc.
Cross-Reference Index
Part NumberManufacturer
50-1249-4 Gk Mechanical Systems Llc (USA)
A2545-4 PRIMARY Marathonnorco Aerospace, Inc. (USA)
4645108 Naval Ship Systems Command (USA)
19-80-2080M PRIMARY Electric Boat Corporation Div General Dynamics Electric Boat (USA)
600-4645108 ITEM 25 PRIMARY Naval Ship Systems Command (USA)
600-4645108 Naval Ship Systems Command (USA)
A2545-4 MOD Marathonnorco Aerospace, Inc. (USA)
19-80-2080 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
Related Parts
5850-00-122-5540INTERCHANGEABLE
FILTER,SIGNAL LIGHT
A2545-4
5999-01-195-1308INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
74J119089-105
2040-01-359-5655INTERCHANGEABLE
PLATE,STANCHION
600-4645108 ITEM 27
2040-01-359-7917INTERCHANGEABLE
PLATE,STANCHION
600-4645108 ITEM 26
2040-01-359-7918INTERCHANGEABLE
RAIL,LEANING
600-4645108 ITEM 28
2040-01-360-7375INTERCHANGEABLE
RAIL,LEANING
A2545-3 MOD
2040-01-362-9619INTERCHANGEABLE
RECEIVER
RTW2333-4

Frequently Asked Questions

What is NSN 2040-01-359-7916?

NSN 2040-01-359-7916 is a Rail Assembly,leaning Forward, manufactured by Marathonnorco Aerospace, Inc., classified under FSC 2040 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2040-01-359-7916?

NSN 2040-01-359-7916 has 8 cross-referenced part numbers: 50-1249-4 (Gk Mechanical Systems Llc), A2545-4 (Marathonnorco Aerospace, Inc.), 4645108 (Naval Ship Systems Command), 19-80-2080M (Electric Boat Corporation Div General Dynamics Electric Boat), 600-4645108 ITEM 25 (Naval Ship Systems Command) and 3 more.

What NSN replaces 2040-01-359-7916?

There are 7 known substitutes for 2040-01-359-7916: 5850-00-122-5540, 5999-01-195-1308, 2040-01-359-5655 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A2545-4?

Key specifications for A2545-4: General Characteristics Item Description: CORROSION RESISTANT STEEL. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2040-01-359-7916 still in active supply?

NSN 2040-01-359-7916 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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