PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AA4920-8503-2943Bar,pair Blade Position

Us Army Aviation and Missile Command · NSN 4920-00-444-2355 · FSC 4920 · No Item Name Available
Verified by PartsTable
NSN 4920-00-444-2355 — this item is cataloged by the U.S. Government under National Stock Number 4920-00-444-2355. Primary manufacturer part number: AA4920-8503-2943.
Features
  • Bar,pair Blade Position — FSC 4920
  • General Characteristics Item Description: STAINLESS STEEL; AISI 416; 12.352 IN. MIN,12.358 IN. MAX LENGTH; 125 MICROINCH SURFACE FINISH,PER ASA B46.1 AS NOTED,BREAK ALL SHARP EDGES IN
  • 2 verified cross-references
  • Primary manufacturer: Us Army Aviation and Missile Command
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Bar,pair Blade Position, cataloged under National Stock Number 4920-00-444-2355, is classified within Federal Supply Class 4920 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Us Army Aviation and Missile Command. 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4920-00-444-2355
Primary Part NumberAA4920-8503-2943
Item NameBar,pair Blade Position
FSC / FSG4920 / 49 — No Item Name Available
ManufacturerUs Army Aviation and Missile Command
StatusCANCELLED
General Characteristics Item DescriptionSTAINLESS STEEL; AISI 416; 12.352 IN. MIN,12.358 IN. MAX LENGTH; 125 MICROINCH SURFACE FINISH,PER ASA B46.1 AS NOTED,BREAK ALL SHARP EDGES IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5365-00-023-8379294-3 INTERCHANGEABLE
Shim
Aerocontrolex Group, Inc. Div Talley Actuators
3120-00-147-52732943 INTERCHANGEABLE
Bushing,sleeve
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5360-00-201-0646200108PC5 INTERCHANGEABLE
Spring,helical,compression
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6250-00-227-03175111-20 INTERCHANGEABLE
Lampholder
Raytheon Company Div Rmd Strategic
5120-00-786-7500 INTERCHANGEABLE
Remover,electrical Contact
6220-00-923-862502161-8047-01 INTERCHANGEABLE
Light,marker,clearance
Asrc Federal Facilities Logistics, Llc
2990-01-046-117021910 INTERCHANGEABLE
Muffler,exhaust
Walker Mfg Co
5985-01-048-7620294-3DB INTERCHANGEABLE
Attenuator,fixed
Cinch Connectivity Solutions Inc
5342-01-252-04402943 INTERCHANGEABLE
Plug,thrust
W R Systems Ltd Dba Alert
7025-01-505-79142943 INTERCHANGEABLE
Interface Unit,data Transfer
International Business Machines Corporation
Cross-Reference Index
Part NumberManufacturer
2943 Marvel Manufacturing Co Div the Marvel Manufacturing Company (USA)
AA4920-8503-2943 PRIMARY Us Army Aviation and Missile Command (USA)
Related Parts
5365-00-023-8379INTERCHANGEABLE
SHIM
294-3
3120-00-147-5273INTERCHANGEABLE
BUSHING,SLEEVE
2943
5360-00-201-0646INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
200108PC5
6250-00-227-0317INTERCHANGEABLE
LAMPHOLDER
5111-20
5120-00-786-7500INTERCHANGEABLE
REMOVER,ELECTRICAL CONTACT
6220-00-923-8625INTERCHANGEABLE
LIGHT,MARKER,CLEARANCE
02161-8047-01
2990-01-046-1170INTERCHANGEABLE
MUFFLER,EXHAUST
21910
5985-01-048-7620INTERCHANGEABLE
ATTENUATOR,FIXED
294-3DB
5342-01-252-0440INTERCHANGEABLE
PLUG,THRUST
2943
7025-01-505-7914INTERCHANGEABLE
INTERFACE UNIT,DATA TRANSFER
2943

Frequently Asked Questions

What is NSN 4920-00-444-2355?

NSN 4920-00-444-2355 is a Bar,pair Blade Position, manufactured by Us Army Aviation and Missile Command, classified under FSC 4920 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4920-00-444-2355?

NSN 4920-00-444-2355 has 2 cross-referenced part numbers: 2943 (Marvel Manufacturing Co Div the Marvel Manufacturing Company), AA4920-8503-2943 (Us Army Aviation and Missile Command).

What NSN replaces 4920-00-444-2355?

There are 10 known substitutes for 4920-00-444-2355: 5365-00-023-8379, 3120-00-147-5273, 5360-00-201-0646 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AA4920-8503-2943?

Key specifications for AA4920-8503-2943: General Characteristics Item Description: STAINLESS STEEL; AISI 416; 12.352 IN. MIN,12.358 IN. MAX LENGTH; 125 MICROINCH SURFACE FINISH,PER ASA B46.1 AS NOTED,BREAK ALL SHARP EDGES IN. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4920-00-444-2355 still in active supply?

NSN 4920-00-444-2355 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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