PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4121Gasket

Wakmann Watch Company Inc · NSN 5330-00-964-2788 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-964-2788 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-964-2788. Primary manufacturer part number: 4121.
Features
  • Gasket — FSC 5330
  • Material: RUBBER SYNTHETIC OVERALL
  • FSC Application Data: CHRONOGRAPH
  • Outside Diameter: 0.4960 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION
  • Cross-Sectional Thickness: 0.0196 INCHES MINIMUM AND 0.0236 INCHES MAXIMUM IN
  • Style Designator: CIRCULAR
  • Criticality Code Justification: ABVL AND ABKV AND ADVM
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-964-2788, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Wakmann Watch Company Inc. Government technical data includes 8 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-964-2788
Primary Part Number4121
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerWakmann Watch Company Inc
StatusACTIVE
MaterialRUBBER SYNTHETIC OVERALL
FSC Application DataCHRONOGRAPH
Outside Diameter0.4960 INCHES NOMINAL IN
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Cross-Sectional Thickness0.0196 INCHES MINIMUM AND 0.0236 INCHES MAXIMUM IN
Style DesignatorCIRCULAR
Criticality Code JustificationABVL AND ABKV AND ADVM
Aperture Diameter0.4055 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-067-0623412 INTERCHANGEABLE
Connector,plug,electrical
Pauluhn Electric Manufacturing, Llp Dba Pauluhn Electric
5950-00-219-86814121 INTERCHANGEABLE
Transformer,power
Spang & Company Dba Magnetics Division
3120-00-339-3202 INTERCHANGEABLE
Bearing,sleeve
4320-00-353-5584 INTERCHANGEABLE
Impeller,pump,centrifugal
4730-00-478-2634D2446 45 ELBOW NPS 1/2 PVCI INTERCHANGEABLE
Elbow,pipe
American Society for Testing and Materials Dba Astm International
4320-00-542-3189 INTERCHANGEABLE
Ram,hydraulic
3417-00-548-3869 INTERCHANGEABLE
Type,copy
5342-00-689-7215412-1 INTERCHANGEABLE
Plug
Niagara Plastics L.l.c.
4210-00-806-6094 INTERCHANGEABLE
No Item Name Available
6625-00-899-806934605 INTERCHANGEABLE
Meter,special Scale
Cec Vibration Products, Llc Dba Cec Vibrations Products
Cross-Reference Index
Part NumberManufacturer
4121 PRIMARY Wakmann Watch Company Inc (USA)
Related Parts
5935-00-067-0623INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
412
5950-00-219-8681INTERCHANGEABLE
TRANSFORMER,POWER
4121
3120-00-339-3202INTERCHANGEABLE
BEARING,SLEEVE
4320-00-353-5584INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
4730-00-478-2634INTERCHANGEABLE
ELBOW,PIPE
D2446 45 ELBOW NPS 1/2 PVCI
4320-00-542-3189INTERCHANGEABLE
RAM,HYDRAULIC
3417-00-548-3869INTERCHANGEABLE
TYPE,COPY
5342-00-689-7215INTERCHANGEABLE
PLUG
412-1
4210-00-806-6094INTERCHANGEABLE
NO ITEM NAME AVAILABLE
6625-00-899-8069INTERCHANGEABLE
METER,SPECIAL SCALE
34605
5310-00-912-0466INTERCHANGEABLE
WASHER,LOCK
5305-01-054-2012INTERCHANGEABLE
SCREW,MACHINE

Frequently Asked Questions

What is NSN 5330-00-964-2788?

NSN 5330-00-964-2788 is a Gasket, manufactured by Wakmann Watch Company Inc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-964-2788?

NSN 5330-00-964-2788 has 1 cross-referenced part number: 4121 (Wakmann Watch Company Inc).

What NSN replaces 5330-00-964-2788?

There are 12 known substitutes for 5330-00-964-2788: 5935-00-067-0623, 5950-00-219-8681, 3120-00-339-3202 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4121?

Key specifications for 4121: Material: RUBBER SYNTHETIC OVERALL; FSC Application Data: CHRONOGRAPH; Outside Diameter: 0.4960 INCHES NOMINAL IN; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION. 8 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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