PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2231056Seal,plain Encased

General Motors Corp · NSN 5330-00-286-7121 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-286-7121 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-286-7121. Primary manufacturer part number: 2231056.
Features
  • Seal,plain Encased — FSC 5330
  • Seal Width: 0.562 INCHES NOMINAL IN
  • Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT
  • Accommodated Shaft Diameter: 1.000 INCHES NOMINAL IN
  • Material: LEATHER SEALING ELEMENT B
  • Case Style: SQUARE
  • Housing Bore Diameter: 1.752 INCHES NOMINAL IN
  • Material: WOOL SEALING ELEMENT A
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Leather Sealing Element B construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-286-7121, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is General Motors Corp. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 27 commercial cross-references from 21 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-286-7121
Primary Part Number2231056
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerGeneral Motors Corp
StatusCANCELLED
Seal Width0.562 INCHES NOMINAL IN
Accommodated Shaft Maximum Rated Speed2000 FEET PER MINUTE FT
Accommodated Shaft Diameter1.000 INCHES NOMINAL IN
MaterialLEATHER SEALING ELEMENT B
Case StyleSQUARE
Housing Bore Diameter1.752 INCHES NOMINAL IN
MaterialWOOL SEALING ELEMENT A
Sealing Element StyleVERTICAL-ANGULAR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
2590-00-152-986810541 INTERCHANGEABLE
Lever,trip
Titan Distribution Inc Dba Titan Tire
1615-00-171-370341939 INTERCHANGEABLE
Slip Ring Assembly,main Shaft-Ro
Electro-Tec Corp Dba Moog Inc., Components Group
5999-00-247-913610-541 INTERCHANGEABLE
Wire Mesh,knitted
Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division
5945-00-259-6565 INTERCHANGEABLE
Relay,electromagnetic
3439-00-406-304710541 INTERCHANGEABLE
Tweezers,soldering
Assembly Technologies International Inc.
2920-00-453-628410541 INTERCHANGEABLE
Drive,engine,electrical Starter
Purolator Products Co Div Motor Components, Llc
8145-00-759-449410541 INTERCHANGEABLE
Shipping Container
Naval Inventory Control Point
1650-00-788-63601054-1 INTERCHANGEABLE
Parts Kit,linear Actuating Cylin
The Boeing Company Div Defense
5940-00-820-827710-541G2BLUE INTERCHANGEABLE
Terminal Board
Cinch Connectivity Solutions Inc.
5360-00-887-153610541 INTERCHANGEABLE
Spring,helical,compression
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
Cross-Reference Index
Part NumberManufacturer
2231056 General Motors Corp (USA)
43-1838 Federal-Mogul Corp Sealing Products Group Van Wert Plant (USA)
57C123 Oshkosh Defense Llc (USA)
57C133 Oshkosh Defense Llc (USA)
212735 Zf Industrieantriebe Witten Gmbh (DEU)
6B212735 Fwd Seagrave Holdings Lp (USA)
212735 Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems (USA)
57C123 Oshkosh Corp (USA)
SG1290 American Standard Inc Westinghouse Air Brake Co Div (USA)
10541 Federal-Mogul Corp Chassis Products Div (USA)
BW212735 Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems (USA)
698318R91 Navistar International Corporation Dba Navistar (USA)
43-1838 Federal-Mogul Corp Chassis Products Div (USA)
57C133 Oshkosh Corp (USA)
174F1 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
434241 Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.) (USA)
00044 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
2231056 General Motors Llc Dba General Motors Llc (USA)
1728M5 Diamond Reo Truck Co (USA)
SG6552 American Standard Inc Westinghouse Air Brake Co Div (USA)
Related Parts
2590-00-152-9868INTERCHANGEABLE
LEVER,TRIP
10541
1615-00-171-3703INTERCHANGEABLE
SLIP RING ASSEMBLY,MAIN SHAFT-RO
41939
5999-00-247-9136INTERCHANGEABLE
WIRE MESH,KNITTED
10-541
5945-00-259-6565INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
3439-00-406-3047INTERCHANGEABLE
TWEEZERS,SOLDERING
10541
2920-00-453-6284INTERCHANGEABLE
DRIVE,ENGINE,ELECTRICAL STARTER
10541
8145-00-759-4494INTERCHANGEABLE
SHIPPING CONTAINER
10541
1650-00-788-6360INTERCHANGEABLE
PARTS KIT,LINEAR ACTUATING CYLIN
1054-1
5940-00-820-8277INTERCHANGEABLE
TERMINAL BOARD
10-541G2BLUE
5360-00-887-1536INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
10541
4320-00-899-3271INTERCHANGEABLE
PUMP,ROTARY
105-41
5340-01-019-2688INTERCHANGEABLE
DOOR,ACCESS,UTILITY
D5-2-4

Frequently Asked Questions

What is NSN 5330-00-286-7121?

NSN 5330-00-286-7121 is a Seal,plain Encased, manufactured by General Motors Corp, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-286-7121?

NSN 5330-00-286-7121 has 27 cross-referenced part numbers: 2231056 (General Motors Corp), 43-1838 (Federal-Mogul Corp Sealing Products Group Van Wert Plant), 57C123 (Oshkosh Defense Llc), 57C133 (Oshkosh Defense Llc), 212735 (Zf Industrieantriebe Witten Gmbh) and 22 more.

What NSN replaces 5330-00-286-7121?

There are 12 known substitutes for 5330-00-286-7121: 2590-00-152-9868, 1615-00-171-3703, 5999-00-247-9136 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2231056?

Key specifications for 2231056: Seal Width: 0.562 INCHES NOMINAL IN; End Item Identification: W/S: CARGO SYSTEM, 463L; SHIPBOARD MATERIAL HANDLING EQUIPMENT (MHE); Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT; Accommodated Shaft Diameter: 1.000 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-286-7121 still in active supply?

NSN 5330-00-286-7121 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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