PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15646Gasket

Clayton Manufacturing Company · NSN 5330-00-868-8991 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-868-8991 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-868-8991. Primary manufacturer part number: 15646.
Features
  • Gasket — FSC 5330
  • Outside Diameter: 0.810 INCHES NOMINAL IN
  • Style Designator: CIRCULAR
  • Material: COPPER OVERALL
  • Aperture Diameter: 0.641 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: RECTANGULAR METAL
  • Cross-Sectional Thickness: 0.038 INCHES NOMINAL IN
  • 1 verified cross-reference
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Copper Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-868-8991, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Clayton Manufacturing Company. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-868-8991
Primary Part Number15646
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerClayton Manufacturing Company
StatusACTIVE
Outside Diameter0.810 INCHES NOMINAL IN
Style DesignatorCIRCULAR
MaterialCOPPER OVERALL
Aperture Diameter0.641 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR METAL
Cross-Sectional Thickness0.038 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
1660-00-520-961815646 INTERCHANGEABLE
Aneroid Assy,o,ygen
Mission Systems Orchard Park Inc
3030-01-085-10008642 INTERCHANGEABLE
Belt,v
Gates Corporation
8145-01-224-795515646 INTERCHANGEABLE
Shipping and Storage Container,s
Naval Inventory Control Point
5330-01-290-4198P80444-7 INTERCHANGEABLE
Gasket
Lexair Inc
6515-01-565-2684 INTERCHANGEABLE
Handpiece,surgical Apparatus
Cross-Reference Index
Part NumberManufacturer
15646 PRIMARY Clayton Manufacturing Company (USA)
Related Parts
1660-00-520-9618INTERCHANGEABLE
ANEROID ASSY,O,YGEN
15646
3030-01-085-1000INTERCHANGEABLE
BELT,V
8642
8145-01-224-7955INTERCHANGEABLE
SHIPPING AND STORAGE CONTAINER,S
15646
5330-01-290-4198INTERCHANGEABLE
GASKET
P80444-7
6515-01-565-2684INTERCHANGEABLE
HANDPIECE,SURGICAL APPARATUS

Frequently Asked Questions

What is NSN 5330-00-868-8991?

NSN 5330-00-868-8991 is a Gasket, manufactured by Clayton Manufacturing Company, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-868-8991?

NSN 5330-00-868-8991 has 1 cross-referenced part number: 15646 (Clayton Manufacturing Company).

What NSN replaces 5330-00-868-8991?

There are 5 known substitutes for 5330-00-868-8991: 1660-00-520-9618, 3030-01-085-1000, 8145-01-224-7955 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 15646?

Key specifications for 15646: Outside Diameter: 0.810 INCHES NOMINAL IN; Style Designator: CIRCULAR; Material: COPPER OVERALL; Aperture Diameter: 0.641 INCHES NOMINAL IN. 6 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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