PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31633Ring,retaining

Cowles Operating Company Dba Carlin Combustion Technology Div Carlin Combustion Technologies · NSN 5325-01-611-3020 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-01-611-3020 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-611-3020. Primary manufacturer part number: 31633.
Features
  • Ring,retaining — FSC 5325
  • 1 verified cross-reference
  • Primary manufacturer: Cowles Operating Company Dba Carlin Combustion Technology Div Carlin Combustion Technologies
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-611-3020, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Cowles Operating Company Dba Carlin Combustion Technology Div Carlin Combustion Technologies. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-01-611-3020
Primary Part Number31633
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerCowles Operating Company Dba Carlin Combustion Technology Div Carlin Combustion Technologies
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5110-00-239-758631.633 INTERCHANGEABLE
File,hand
Grobet File Co of America Inc Dba Grobet Usa
6685-01-358-512431633 INTERCHANGEABLE
Gage,pressure,dial Indicating
Simon-Telelect Inc
6515-01-424-1933MCL20 INTERCHANGEABLE
Clip,hemostatic
Johnson & Johnson Health Care Systems Inc.
Cross-Reference Index
Part NumberManufacturer
31633 PRIMARY Cowles Operating Company Dba Carlin Combustion Technology Div Carlin Combustion Technologies (USA)
Related Parts
5110-00-239-7586INTERCHANGEABLE
FILE,HAND
31.633
6685-01-358-5124INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
31633
6515-01-424-1933INTERCHANGEABLE
CLIP,HEMOSTATIC
MCL20

Frequently Asked Questions

What is NSN 5325-01-611-3020?

NSN 5325-01-611-3020 is a Ring,retaining, manufactured by Cowles Operating Company Dba Carlin Combustion Technology Div Carlin Combustion Technologies, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-01-611-3020?

NSN 5325-01-611-3020 has 1 cross-referenced part number: 31633 (Cowles Operating Company Dba Carlin Combustion Technology Div Carlin Combustion Technologies).

What NSN replaces 5325-01-611-3020?

There are 3 known substitutes for 5325-01-611-3020: 5110-00-239-7586, 6685-01-358-5124, 6515-01-424-1933. Verify interchangeability with system specifications before substitution.

What are the specifications of 31633?

Key specifications for 31633: Part Name Assigned by Controlling Agency: C-RING FOR NOZZLE LINE. 1 total characteristics are documented in the Federal Logistics Information System.

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