PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S-21-16-1Spacer,ring

Todd Combustion Inc · NSN 5365-01-106-7439 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-106-7439 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-106-7439. Primary manufacturer part number: S-21-16-1.
Features
  • Spacer,ring — FSC 5365
  • 3 verified cross-references
  • Primary manufacturer: Todd Combustion Inc
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Spacer,ring, cataloged under National Stock Number 5365-01-106-7439, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Todd Combustion Inc. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSpacer,ring
FSC / FSG5365 — No Item Name Available (FSG 53)
ManufacturersJohn Zink Company Llc (CAGE 95398); Todd Combustion Inc (CAGE 31923)
Technical Specifications
ParameterValue
NSN5365-01-106-7439
Primary Part NumberS-21-16-1
Item NameSpacer,ring
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerTodd Combustion Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5365-01-018-72031045459 INTERCHANGEABLE
Spacer,plate
Todd Combustion Inc
Cross-Reference Index
Part NumberManufacturer
1045459 John Zink Company Llc (USA)
S-21-16-1 PRIMARY Todd Combustion Inc (USA)
N-47501 SHEET 11 PIECE 102 Todd Combustion Inc (USA)
Related Parts
5365-01-018-7203INTERCHANGEABLE
SPACER,PLATE
1045459

Frequently Asked Questions

What is NSN 5365-01-106-7439?

NSN 5365-01-106-7439 is a Spacer,ring, manufactured by Todd Combustion Inc, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-106-7439?

NSN 5365-01-106-7439 has 3 cross-referenced part numbers: 1045459 (John Zink Company Llc), S-21-16-1 (Todd Combustion Inc), N-47501 SHEET 11 PIECE 102 (Todd Combustion Inc).

What NSN replaces 5365-01-106-7439?

There is 1 known substitute for 5365-01-106-7439: 5365-01-018-7203. Verify interchangeability with system specifications before substitution.

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