PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

53099Retainer,spring

Kleinschmidt Inc · NSN 5815-00-392-7890 · FSC 5815 · No Item Name Available
Verified by PartsTable
NSN 5815-00-392-7890 — this item is cataloged by the U.S. Government under National Stock Number 5815-00-392-7890. Primary manufacturer part number: 53099.
Features
  • Retainer,spring — FSC 5815
  • 2 verified cross-references
  • Primary manufacturer: Kleinschmidt Inc
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Retainer,spring, cataloged under National Stock Number 5815-00-392-7890, is classified within Federal Supply Class 5815 (No Item Name Available) of the Communication, Detection, and Coherent Radiation Equipment group. The primary manufacturer of record is Kleinschmidt Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRetainer,spring
FSC / FSG5815 — No Item Name Available (FSG 58)
ManufacturersKleinschmidt Inc (CAGE 82423); Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (CAGE 80063)
Technical Specifications
ParameterValue
NSN5815-00-392-7890
Primary Part Number53099
Item NameRetainer,spring
FSC / FSG5815 / 58 — No Item Name Available
ManufacturerKleinschmidt Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3120-00-447-52483-72-3 INTERCHANGEABLE
Bearing,sleeve
Trailmobile Inc Sub of the Pullman Co
3120-01-617-442053099 INTERCHANGEABLE
Bushing,sleeve
Exlar Corporation
Cross-Reference Index
Part NumberManufacturer
53099 Kleinschmidt Inc (USA)
SMB157487 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
Related Parts
3120-00-447-5248INTERCHANGEABLE
BEARING,SLEEVE
3-72-3
3120-01-617-4420INTERCHANGEABLE
BUSHING,SLEEVE
53099

Frequently Asked Questions

What is NSN 5815-00-392-7890?

NSN 5815-00-392-7890 is a Retainer,spring, manufactured by Kleinschmidt Inc, classified under FSC 5815 (No Item Name Available). Status: active.

What are the part numbers for NSN 5815-00-392-7890?

NSN 5815-00-392-7890 has 2 cross-referenced part numbers: 53099 (Kleinschmidt Inc), SMB157487 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir).

What NSN replaces 5815-00-392-7890?

There are 2 known substitutes for 5815-00-392-7890: 3120-00-447-5248, 3120-01-617-4420. Verify interchangeability with system specifications before substitution.

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