PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M201458Seal,plain Encased

Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · NSN 5330-00-641-3122 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-641-3122 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-641-3122. Primary manufacturer part number: M201458.
Features
  • Seal,plain Encased — FSC 5330
  • 35 verified cross-references
  • Primary manufacturer: Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-641-3122, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. This item has 35 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameSeal,plain Encased
FSC / FSG5330 — No Item Name Available (FSG 53)
ManufacturersCooper Industries Industrial Machinery Div (CAGE 6X081); Cooper Industries Inc Dba Cooper Tools (CAGE 24047); Federal-Mogul Corp Chassis Products Div (CAGE 76680); Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (CAGE 61208); Navistar International Corporation Dba Navistar (CAGE 31007)
Technical Specifications
ParameterValue
NSN5330-00-641-3122
Primary Part NumberM201458
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerTwin Disc, Incorporated Dba Twin Disc Mid-Atlantic
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5950-00-004-472611759 INTERCHANGEABLE
Transformer,power
Standex Electronics, Inc.
3120-00-083-83675502-5 INTERCHANGEABLE
Bushing,sleeve
Goodrich Aerospace Canada Ltd
5905-00-114-2263 INTERCHANGEABLE
Resistor,fixed,composition
5998-00-152-8372M121-00 INTERCHANGEABLE
Circuit Card Assembly
Compaq Federal Llc
5330-00-187-361211500PC11759 INTERCHANGEABLE
Packing,preformed
L3harris Technologies, Inc. Div Space and Airborne Systems
3040-00-254-4893SC-B-34495 INTERCHANGEABLE
Collar,shaft
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4730-00-266-0538SAE J513 6-4 010102BA INTERCHANGEABLE
Adapter,straight,pipe to Tube
Sae International Dba Sae International
5975-00-280-9221 INTERCHANGEABLE
Elbow,electrical Conduit
6850-00-281-4033 INTERCHANGEABLE
Silicone Compound
5935-00-501-8025UG-999A/U INTERCHANGEABLE
Adapter,connector
Joint Electronics Type Designation System
Cross-Reference Index
Part NumberManufacturer
7803PC10 Cooper Industries Industrial Machinery Div (USA)
11102PC105 Cooper Industries Industrial Machinery Div (USA)
200ITEM45 Cooper Industries Industrial Machinery Div (USA)
11106ITEM4 Cooper Industries Inc Dba Cooper Tools (USA)
7803PC10 Cooper Industries Inc Dba Cooper Tools (USA)
55025 Federal-Mogul Corp Chassis Products Div (USA)
11102PC105 Cooper Industries Inc Dba Cooper Tools (USA)
60G10 Cooper Industries Inc Dba Cooper Tools (USA)
M121 Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
200ITEM45 Cooper Industries Inc Dba Cooper Tools (USA)
204PC190 Cooper Industries Inc Dba Cooper Tools (USA)
11106ITEM4 Cooper Industries Industrial Machinery Div (USA)
M201458 PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
206PC190 Cooper Industries Industrial Machinery Div (USA)
204PC190 Cooper Industries Industrial Machinery Div (USA)
11111PC105 Cooper Industries Inc Dba Cooper Tools (USA)
201PC190 Cooper Industries Industrial Machinery Div (USA)
60G10 Cooper Industries Industrial Machinery Div (USA)
62886D Navistar International Corporation Dba Navistar (USA)
500312 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
Related Parts
5950-00-004-4726INTERCHANGEABLE
TRANSFORMER,POWER
11759
3120-00-083-8367INTERCHANGEABLE
BUSHING,SLEEVE
5502-5
5905-00-114-2263INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
5998-00-152-8372INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
M121-00
5330-00-187-3612INTERCHANGEABLE
PACKING,PREFORMED
11500PC11759
3040-00-254-4893INTERCHANGEABLE
COLLAR,SHAFT
SC-B-34495
4730-00-266-0538INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
SAE J513 6-4 010102BA
5975-00-280-9221INTERCHANGEABLE
ELBOW,ELECTRICAL CONDUIT
6850-00-281-4033INTERCHANGEABLE
SILICONE COMPOUND
5935-00-501-8025INTERCHANGEABLE
ADAPTER,CONNECTOR
UG-999A/U
5360-00-597-0769INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
7982869
5330-00-684-2390INTERCHANGEABLE
PACKING MATERIAL
50031-2

Frequently Asked Questions

What is NSN 5330-00-641-3122?

NSN 5330-00-641-3122 is a Seal,plain Encased, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-641-3122?

NSN 5330-00-641-3122 has 35 cross-referenced part numbers: 7803PC10 (Cooper Industries Industrial Machinery Div), 11102PC105 (Cooper Industries Industrial Machinery Div), 200ITEM45 (Cooper Industries Industrial Machinery Div), 11106ITEM4 (Cooper Industries Inc Dba Cooper Tools), 7803PC10 (Cooper Industries Inc Dba Cooper Tools) and 30 more.

What NSN replaces 5330-00-641-3122?

There are 12 known substitutes for 5330-00-641-3122: 5950-00-004-4726, 3120-00-083-8367, 5905-00-114-2263 and 9 more. Verify interchangeability with system specifications before substitution.

Is NSN 5330-00-641-3122 still in active supply?

NSN 5330-00-641-3122 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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