PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

16680Seal,plain Encased

Skf Usa Inc. Dba Skf Aerospace Sealing Solutions · NSN 5330-00-492-1789 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-492-1789 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-492-1789. Primary manufacturer part number: 16680.
Features
  • Seal,plain Encased — FSC 5330
  • Temp Rating: -65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
  • Sealing Element Style: VERTICAL
  • Outside Diameter: 2.441 INCHES NOMINAL IN
  • Material: RUBBER SYNTHETIC SEALING ELEMENT
  • Seal Width: 0.298 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
  • Surface Treatment: PLASTIC CASE
  • Housing Bore Diameter: 2.438 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic Sealing Element construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-492-1789, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Skf Usa Inc. Dba Skf Aerospace Sealing Solutions. Government technical data includes 9 verified specifications, 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-492-1789
Primary Part Number16680
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerSkf Usa Inc. Dba Skf Aerospace Sealing Solutions
StatusCANCELLED
Temp Rating-65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
Sealing Element StyleVERTICAL
Outside Diameter2.441 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC SEALING ELEMENT
Seal Width0.298 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
Surface TreatmentPLASTIC CASE
Housing Bore Diameter2.438 INCHES NOMINAL IN
Case StyleRECESSED
Accommodated Shaft Diameter1.688 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5110-00-204-07225110-00-204-0722 INTERCHANGEABLE
File,hand
General Services Administration Federal Supply Service
5330-00-836-947716696 INTERCHANGEABLE
Packing,preformed
Terex Reedrill Dba Reedrill Texoma Div Terex Mining
5330-00-932-4767 INTERCHANGEABLE
Packing,preformed
5962-01-010-0800 INTERCHANGEABLE
Microcircuit,digital
5330-01-321-5949A1805N352 INTERCHANGEABLE
Seal,plain Encased
Meritor Heavy Vehicle Systems, Llc
5330-01-498-6974 INTERCHANGEABLE
Gasket
6640-01-585-15349001292 INTERCHANGEABLE
Sample Preparation Unit,nucleic
Qiagen, Llc
6515-01-591-7073240.045 INTERCHANGEABLE
Bone Plate
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
5935-01-620-492527345 INTERCHANGEABLE
Connector,receptacle,electrical
Charles Reed Knight Jr Dba Knight's Armament Company
9515-01-734-078816680 INTERCHANGEABLE
Shim Stock,laminated
Precision Steel Warehouse Inc
Cross-Reference Index
Part NumberManufacturer
A1805N352 T and J Industries Inc (USA)
746-65-016680 Foremost Industries Lp Div Industries Ltd (CAN)
27345 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
16696 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
16680 PRIMARY Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
4AA1805N352 Fwd Seagrave Holdings Lp (USA)
14-02-269433 Foremost Industries Lp Div Industries Ltd (CAN)
Related Parts
5110-00-204-0722INTERCHANGEABLE
FILE,HAND
5110-00-204-0722
5330-00-836-9477INTERCHANGEABLE
PACKING,PREFORMED
16696
5330-00-932-4767INTERCHANGEABLE
PACKING,PREFORMED
5962-01-010-0800INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5330-01-321-5949INTERCHANGEABLE
SEAL,PLAIN ENCASED
A1805N352
5330-01-498-6974INTERCHANGEABLE
GASKET
6640-01-585-1534INTERCHANGEABLE
SAMPLE PREPARATION UNIT,NUCLEIC
9001292
6515-01-591-7073INTERCHANGEABLE
BONE PLATE
240.045
5935-01-620-4925INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
27345
9515-01-734-0788INTERCHANGEABLE
SHIM STOCK,LAMINATED
16680

Frequently Asked Questions

What is NSN 5330-00-492-1789?

NSN 5330-00-492-1789 is a Seal,plain Encased, manufactured by Skf Usa Inc. Dba Skf Aerospace Sealing Solutions, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-492-1789?

NSN 5330-00-492-1789 has 7 cross-referenced part numbers: A1805N352 (T and J Industries Inc), 746-65-016680 (Foremost Industries Lp Div Industries Ltd), 27345 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.), 16696 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions), 16680 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions) and 2 more.

What NSN replaces 5330-00-492-1789?

There are 10 known substitutes for 5330-00-492-1789: 5110-00-204-0722, 5330-00-836-9477, 5330-00-932-4767 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 16680?

Key specifications for 16680: Temp Rating: -65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF; Sealing Element Style: VERTICAL; Outside Diameter: 2.441 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC SEALING ELEMENT. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-492-1789 still in active supply?

NSN 5330-00-492-1789 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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