PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

571033-1Ring Assembly,second Stage

Honeywell International Inc. Div Aerospace - Torrance · NSN 4130-00-995-7902 · FSC 4130 · No Item Name Available
Verified by PartsTable
NSN 4130-00-995-7902 — this item is cataloged by the U.S. Government under National Stock Number 4130-00-995-7902. Primary manufacturer part number: 571033-1.
Features
  • Ring Assembly,second Stage — FSC 4130
  • 3 verified cross-references
  • Primary manufacturer: Honeywell International Inc. Div Aerospace - Torrance
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Ring Assembly,second Stage, cataloged under National Stock Number 4130-00-995-7902, is classified within Federal Supply Class 4130 (No Item Name Available) of the Refrigeration, AC, and Air Circulating Equipment group. The primary manufacturer of record is Honeywell International Inc. Div Aerospace - Torrance. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameRing Assembly,second Stage
FSC / FSG4130 — No Item Name Available (FSG 41)
ManufacturersHeligear Acquisition Co. Dba Northstar Aerospace Phoenix (CAGE 12883); Honeywell International Inc. Div Aerospace - Torrance (CAGE 70210); Pacific Piston Ring Co Inc (CAGE 82151)
Technical Specifications
ParameterValue
NSN4130-00-995-7902
Primary Part Number571033-1
Item NameRing Assembly,second Stage
FSC / FSG4130 / 41 — No Item Name Available
ManufacturerHoneywell International Inc. Div Aerospace - Torrance
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5331-00-198-795718343 INTERCHANGEABLE
O-Ring
Setra Systems, Inc. Dba Gems Sensors
5310-00-209-0574A3300-8N INTERCHANGEABLE
Washer,flat
Aalberts Integrated Piping Systems Americas, Inc.
4730-00-555-8227516213 INTERCHANGEABLE
Strainer Element,sediment
Hamilton Sundstrand Corporation Dba Collins Aerospace
4320-00-919-907110454 INTERCHANGEABLE
Sleeve,shaft,pump
Rps-Fl, Inc. Dba Rps Inc
5970-01-021-99422147060-1 INTERCHANGEABLE
Insulator,disk
Honeywell International Inc. Dba Honeywell International
5999-01-108-027313029221 INTERCHANGEABLE
Mounting Pad,electrical-Electron
Us Army Aviation and Missile Command
5999-01-199-2855 INTERCHANGEABLE
Mounting Pad,electrical-Electron
5962-01-244-5153571033-1 INTERCHANGEABLE
Microcircuit,digital
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
3010-01-346-792810454 INTERCHANGEABLE
Drive Unit,angle
Flotron
6220-01-679-713240937 INTERCHANGEABLE
Lamp,light Emitting Diode
Energy Focus, Inc. Div Mmm
Cross-Reference Index
Part NumberManufacturer
571033-1 Heligear Acquisition Co. Dba Northstar Aerospace Phoenix (USA)
571033-1 PRIMARY Honeywell International Inc. Div Aerospace - Torrance (USA)
10454 Pacific Piston Ring Co Inc (USA)
Related Parts
5331-00-198-7957INTERCHANGEABLE
O-RING
18343
5310-00-209-0574INTERCHANGEABLE
WASHER,FLAT
A3300-8N
4730-00-555-8227INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
516213
4320-00-919-9071INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
10454
5970-01-021-9942INTERCHANGEABLE
INSULATOR,DISK
2147060-1
5999-01-108-0273INTERCHANGEABLE
MOUNTING PAD,ELECTRICAL-ELECTRON
13029221
5999-01-199-2855INTERCHANGEABLE
MOUNTING PAD,ELECTRICAL-ELECTRON
5962-01-244-5153INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
571033-1
3010-01-346-7928INTERCHANGEABLE
DRIVE UNIT,ANGLE
10454
6220-01-679-7132INTERCHANGEABLE
LAMP,LIGHT EMITTING DIODE
40937

Frequently Asked Questions

What is NSN 4130-00-995-7902?

NSN 4130-00-995-7902 is a Ring Assembly,second Stage, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 4130 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4130-00-995-7902?

NSN 4130-00-995-7902 has 3 cross-referenced part numbers: 571033-1 (Heligear Acquisition Co. Dba Northstar Aerospace Phoenix), 571033-1 (Honeywell International Inc. Div Aerospace - Torrance), 10454 (Pacific Piston Ring Co Inc).

What NSN replaces 4130-00-995-7902?

There are 10 known substitutes for 4130-00-995-7902: 5331-00-198-7957, 5310-00-209-0574, 4730-00-555-8227 and 7 more. Verify interchangeability with system specifications before substitution.

Is NSN 4130-00-995-7902 still in active supply?

NSN 4130-00-995-7902 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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