PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5505Spring Balance

Central Scientific Co Educational · NSN 4920-00-922-3143 · FSC 4920 · No Item Name Available
Verified by PartsTable
NSN 4920-00-922-3143 — this item is cataloged by the U.S. Government under National Stock Number 4920-00-922-3143. Primary manufacturer part number: 5505.
Features
  • Spring Balance — FSC 4920
  • 2 verified cross-references
  • Primary manufacturer: Central Scientific Co Educational
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Spring Balance, cataloged under National Stock Number 4920-00-922-3143, 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 Central Scientific Co Educational. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSpring Balance
FSC / FSG4920 — No Item Name Available (FSG 49)
ManufacturersCentral Scientific Co Educational (CAGE 11273)
Technical Specifications
ParameterValue
NSN4920-00-922-3143
Primary Part Number5505
Item NameSpring Balance
FSC / FSG4920 / 49 — No Item Name Available
ManufacturerCentral Scientific Co Educational
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-170-81398169230 INTERCHANGEABLE
Connector,plug,electrical
Us Army Aviation and Missile Command
3110-00-198-2318905505 INTERCHANGEABLE
Bearing,ball,annular
General Motors Corp
1620-00-830-79905505 INTERCHANGEABLE
Sleeve,roller
Goodrich Aerospace Canada Ltd
6625-00-891-3298526-7727-005 INTERCHANGEABLE
Time Signal Set
Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems
9340-00-922-5319550-5-3 INTERCHANGEABLE
Window,observation
Tobeyco Mfg, Co, Inc. Div Federal Brass Mfg.
6680-00-985-4992CS3005-245900 INTERCHANGEABLE
Indicator,sight,liquid
Ldi Industries, Inc. Dba Ldi Industries Inc
5995-01-045-37755505 INTERCHANGEABLE
Cord Assembly,electrical
Purdy William J Co Interfan Div
6680-01-099-48357-486-000628 INTERCHANGEABLE
Indicator,sight,liquid
Grove U.s. Llc Dba Grove Us Llc
5120-01-105-20295505 INTERCHANGEABLE
Wrench,box
Huntington Partners, Inc. Dba Continental Tool & Mfg.
6515-01-272-45115505 INTERCHANGEABLE
Dilator,esophageal
Boston Scientific Corp Microvasive Div
Cross-Reference Index
Part NumberManufacturer
5505 PRIMARY Central Scientific Co Educational (USA)
5700 PRIMARY Central Scientific Co Educational (USA)
Related Parts
5935-00-170-8139INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
8169230
3110-00-198-2318INTERCHANGEABLE
BEARING,BALL,ANNULAR
905505
1620-00-830-7990INTERCHANGEABLE
SLEEVE,ROLLER
5505
6625-00-891-3298INTERCHANGEABLE
TIME SIGNAL SET
526-7727-005
9340-00-922-5319INTERCHANGEABLE
WINDOW,OBSERVATION
550-5-3
6680-00-985-4992INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
CS3005-245900
5995-01-045-3775INTERCHANGEABLE
CORD ASSEMBLY,ELECTRICAL
5505
6680-01-099-4835INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
7-486-000628
5120-01-105-2029INTERCHANGEABLE
WRENCH,BOX
5505
6515-01-272-4511INTERCHANGEABLE
DILATOR,ESOPHAGEAL
5505
4730-01-294-8793INTERCHANGEABLE
COUPLING HALF,SELF-SEALING
5505-10-12
5995-01-370-5988INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
717751106-009

Frequently Asked Questions

What is NSN 4920-00-922-3143?

NSN 4920-00-922-3143 is a Spring Balance, manufactured by Central Scientific Co Educational, classified under FSC 4920 (No Item Name Available). Status: active.

What are the part numbers for NSN 4920-00-922-3143?

NSN 4920-00-922-3143 has 2 cross-referenced part numbers: 5505 (Central Scientific Co Educational), 5700 (Central Scientific Co Educational).

What NSN replaces 4920-00-922-3143?

There are 12 known substitutes for 4920-00-922-3143: 5935-00-170-8139, 3110-00-198-2318, 1620-00-830-7990 and 9 more. Verify interchangeability with system specifications before substitution.

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