PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20551Spring,retainer

Real-Time Laboratories, Llc · NSN 5360-01-229-5443 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-01-229-5443 — this item is cataloged by the U.S. Government under National Stock Number 5360-01-229-5443. Primary manufacturer part number: 20551.
Features
  • Spring,retainer — FSC 5360
  • 1 verified cross-reference
  • Primary manufacturer: Real-Time Laboratories, Llc
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Spring,retainer, cataloged under National Stock Number 5360-01-229-5443, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Real-Time Laboratories, Llc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSpring,retainer
FSC / FSG5360 — No Item Name Available (FSG 53)
ManufacturersReal-Time Laboratories, Llc (CAGE 62319)
Technical Specifications
ParameterValue
NSN5360-01-229-5443
Primary Part Number20551
Item NameSpring,retainer
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerReal-Time Laboratories, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
6105-00-168-3855 INTERCHANGEABLE
Stator,electrical
1730-00-169-08725813709-503 INTERCHANGEABLE
Cover,aircraft Ground Servicing
The Boeing Company
5935-00-258-4545625325PC5 INTERCHANGEABLE
Connector,receptacle,electrical
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5355-00-355-61232055-1 INTERCHANGEABLE
Dial,scale
Mission Systems Davenport Inc.
4720-00-419-9381CH551 INTERCHANGEABLE
Hose,preformed
Gates Corporation
7310-00-474-589320551 INTERCHANGEABLE
Compartment Vent,steam Cooker
Cleveland Range, Llc
5950-00-646-3944986001-2 INTERCHANGEABLE
Transformer,pulse
Raytheon Company Dba Raytheon
6685-00-763-8706 INTERCHANGEABLE
Thermocouple,contact
5306-01-232-671820-551 INTERCHANGEABLE
Bolt,shoulder
Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
5985-01-275-720020551 INTERCHANGEABLE
Adapter,waveguide
Waveline Inc
Cross-Reference Index
Part NumberManufacturer
20551 PRIMARY Real-Time Laboratories, Llc (USA)
Related Parts
6105-00-168-3855INTERCHANGEABLE
STATOR,ELECTRICAL
1730-00-169-0872INTERCHANGEABLE
COVER,AIRCRAFT GROUND SERVICING
5813709-503
5935-00-258-4545INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
625325PC5
5355-00-355-6123INTERCHANGEABLE
DIAL,SCALE
2055-1
4720-00-419-9381INTERCHANGEABLE
HOSE,PREFORMED
CH551
7310-00-474-5893INTERCHANGEABLE
COMPARTMENT VENT,STEAM COOKER
20551
5950-00-646-3944INTERCHANGEABLE
TRANSFORMER,PULSE
986001-2
6685-00-763-8706INTERCHANGEABLE
THERMOCOUPLE,CONTACT
5306-01-232-6718INTERCHANGEABLE
BOLT,SHOULDER
20-551
5985-01-275-7200INTERCHANGEABLE
ADAPTER,WAVEGUIDE
20551
4820-01-311-3925INTERCHANGEABLE
VALVE,CHECK
7080-5

Frequently Asked Questions

What is NSN 5360-01-229-5443?

NSN 5360-01-229-5443 is a Spring,retainer, manufactured by Real-Time Laboratories, Llc, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-01-229-5443?

NSN 5360-01-229-5443 has 1 cross-referenced part number: 20551 (Real-Time Laboratories, Llc).

What NSN replaces 5360-01-229-5443?

There are 11 known substitutes for 5360-01-229-5443: 6105-00-168-3855, 1730-00-169-0872, 5935-00-258-4545 and 8 more. Verify interchangeability with system specifications before substitution.

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