PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

591790Ring,special

Hamilton Sundstrand Corporation Dba Collins Aerospace · NSN 5342-00-903-8570 · FSC 5342 · Mount,resilient,weapon System
Verified by PartsTable
NSN 5342-00-903-8570 — this item is cataloged by the U.S. Government under National Stock Number 5342-00-903-8570. Primary manufacturer part number: 591790.
Features
  • Ring,special — FSC 5342
  • 1 verified cross-reference
  • Primary manufacturer: Hamilton Sundstrand Corporation Dba Collins Aerospace
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Ring,special, cataloged under National Stock Number 5342-00-903-8570, is classified within Federal Supply Class 5342 (Mount,resilient,weapon System) of the Hardware and Abrasives group. The primary manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. This item has 1 commercial cross-reference from 1 manufacturer, 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 NameRing,special
FSC / FSG5342 — Mount,resilient,weapon System (FSG 53)
ManufacturersHamilton Sundstrand Corporation Dba Collins Aerospace (CAGE 73030)
Technical Specifications
ParameterValue
NSN5342-00-903-8570
Primary Part Number591790
Item NameRing,special
FSC / FSG5342 / 53 — Mount,resilient,weapon System
ManufacturerHamilton Sundstrand Corporation Dba Collins Aerospace
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5331-00-728-2293 INTERCHANGEABLE
O-Ring
5330-00-915-9750502380 INTERCHANGEABLE
Seal Ring,metal
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Cross-Reference Index
Part NumberManufacturer
591790 PRIMARY Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
Related Parts
5331-00-728-2293INTERCHANGEABLE
O-RING
5330-00-915-9750INTERCHANGEABLE
SEAL RING,METAL
502380

Frequently Asked Questions

What is NSN 5342-00-903-8570?

NSN 5342-00-903-8570 is a Ring,special, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5342 (Mount,resilient,weapon System). Status: active.

What are the part numbers for NSN 5342-00-903-8570?

NSN 5342-00-903-8570 has 1 cross-referenced part number: 591790 (Hamilton Sundstrand Corporation Dba Collins Aerospace).

What NSN replaces 5342-00-903-8570?

There are 2 known substitutes for 5342-00-903-8570: 5331-00-728-2293, 5330-00-915-9750. Verify interchangeability with system specifications before substitution.

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