PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

320-2109Seal,special

Stemco Inc Sub of Coltec Industries Inc · NSN 5330-01-026-4231 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-026-4231 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-026-4231. Primary manufacturer part number: 320-2109.
Features
  • Seal,special — FSC 5330
  • General Characteristics Item Description: STEEL SAE 1005 1020,O/L LF 0.760 IN. MIN TO 0.765 IN. MAX,ID 3.982 IN. MIN TO 4.066 IN. MAX,W 0.845 IN. MIN TO 0.875 IN MAX IN
  • 7 verified cross-references
  • Primary manufacturer: Stemco Inc Sub of Coltec Industries Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal,special, cataloged under National Stock Number 5330-01-026-4231, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Stemco Inc Sub of Coltec Industries Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-01-026-4231
Primary Part Number320-2109
Item NameSeal,special
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerStemco Inc Sub of Coltec Industries Inc
StatusCANCELLED
General Characteristics Item DescriptionSTEEL SAE 1005 1020,O/L LF 0.760 IN. MIN TO 0.765 IN. MAX,ID 3.982 IN. MIN TO 4.066 IN. MAX,W 0.845 IN. MIN TO 0.875 IN MAX IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
4730-00-193-2709B687R-24B INTERCHANGEABLE
Nipple,pipe
American Society for Testing and Materials Dba Astm International
3020-00-270-344865261 INTERCHANGEABLE
Gear,helical
Cummins Inc.
5950-01-111-4234 INTERCHANGEABLE
Transformer,audio Frequency
2540-01-198-888712333508 INTERCHANGEABLE
Insulation,vehicular
U S Army Tank Automotive Command Amsta-Im-Mm
4820-01-211-460165261 INTERCHANGEABLE
Piston,valve
Eaton Aerospace, Llc Dba Jackson South
Cross-Reference Index
Part NumberManufacturer
320-2109 PRIMARY Stemco Inc Sub of Coltec Industries Inc (USA)
2109 Zf Industrieantriebe Witten Gmbh (DEU)
65261W Triseal Corporation Dba Triseal Worldwide (USA)
2013 Load King, Llc Div Load King (USA)
65261 Triseal Corporation Dba Triseal Worldwide (USA)
320-2109 Zf Industrieantriebe Witten Gmbh (DEU)
65261 Trostel Albert Packing Ltd (USA)
Related Parts
4730-00-193-2709INTERCHANGEABLE
NIPPLE,PIPE
B687R-24B
3020-00-270-3448INTERCHANGEABLE
GEAR,HELICAL
65261
5950-01-111-4234INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
2540-01-198-8887INTERCHANGEABLE
INSULATION,VEHICULAR
12333508
4820-01-211-4601INTERCHANGEABLE
PISTON,VALVE
65261

Frequently Asked Questions

What is NSN 5330-01-026-4231?

NSN 5330-01-026-4231 is a Seal,special, manufactured by Stemco Inc Sub of Coltec Industries Inc, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-01-026-4231?

NSN 5330-01-026-4231 has 7 cross-referenced part numbers: 320-2109 (Stemco Inc Sub of Coltec Industries Inc), 2109 (Zf Industrieantriebe Witten Gmbh), 65261W (Triseal Corporation Dba Triseal Worldwide), 2013 (Load King, Llc Div Load King), 65261 (Triseal Corporation Dba Triseal Worldwide) and 2 more.

What NSN replaces 5330-01-026-4231?

There are 5 known substitutes for 5330-01-026-4231: 4730-00-193-2709, 3020-00-270-3448, 5950-01-111-4234 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 320-2109?

Key specifications for 320-2109: General Characteristics Item Description: STEEL SAE 1005 1020,O/L LF 0.760 IN. MIN TO 0.765 IN. MAX,ID 3.982 IN. MIN TO 4.066 IN. MAX,W 0.845 IN. MIN TO 0.875 IN MAX IN. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-01-026-4231 still in active supply?

NSN 5330-01-026-4231 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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