PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

99-1090Spring,helical,compression

Ontic Engineering & Manufacturing, Inc Dba Ontic Us · NSN 5360-00-597-0542 · FSC 5360 · No Item Name Available
Verified by PartsTable
NSN 5360-00-597-0542 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-597-0542. Primary manufacturer part number: 99-1090.
Features
  • Spring,helical,compression — FSC 5360
  • 3 verified cross-references
  • Primary manufacturer: Ontic Engineering & Manufacturing, Inc Dba Ontic Us
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Spring,helical,compression, cataloged under National Stock Number 5360-00-597-0542, is classified within Federal Supply Class 5360 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Ontic Engineering & Manufacturing, Inc Dba Ontic Us. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSpring,helical,compression
FSC / FSG5360 — No Item Name Available (FSG 53)
ManufacturersDonallco Inc (CAGE 56705); Ontic Engineering & Manufacturing, Inc Dba Ontic Us (CAGE 45934); Hamilton Sundstrand Corporation (CAGE 99167)
Technical Specifications
ParameterValue
NSN5360-00-597-0542
Primary Part Number99-1090
Item NameSpring,helical,compression
FSC / FSG5360 / 53 — No Item Name Available
ManufacturerOntic Engineering & Manufacturing, Inc Dba Ontic Us
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3020-00-452-6592B357709 INTERCHANGEABLE
Gear,spur
Rolls-Royce Plc Div Defense (europe)
4130-00-556-5523 INTERCHANGEABLE
Filter Element,air Conditioning
6515-01-469-614566-5354 INTERCHANGEABLE
Forcep,utrata Capsulorhexis
Sklar Corporation Dba Sklar Instruments
Cross-Reference Index
Part NumberManufacturer
99-1090 Donallco Inc (USA)
99-1090 PRIMARY Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA)
S2337-28 Hamilton Sundstrand Corporation (USA)
Related Parts
3020-00-452-6592INTERCHANGEABLE
GEAR,SPUR
B357709
4130-00-556-5523INTERCHANGEABLE
FILTER ELEMENT,AIR CONDITIONING
6515-01-469-6145INTERCHANGEABLE
FORCEP,UTRATA CAPSULORHEXIS
66-5354

Frequently Asked Questions

What is NSN 5360-00-597-0542?

NSN 5360-00-597-0542 is a Spring,helical,compression, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 5360 (No Item Name Available). Status: active.

What are the part numbers for NSN 5360-00-597-0542?

NSN 5360-00-597-0542 has 3 cross-referenced part numbers: 99-1090 (Donallco Inc), 99-1090 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us), S2337-28 (Hamilton Sundstrand Corporation).

What NSN replaces 5360-00-597-0542?

There are 3 known substitutes for 5360-00-597-0542: 3020-00-452-6592, 4130-00-556-5523, 6515-01-469-6145. Verify interchangeability with system specifications before substitution.

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