PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1B8212Seal,plain Encased

Caterpillar Inc Div Caterpillar Defense · NSN 5330-00-178-7562 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-178-7562 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-178-7562. Primary manufacturer part number: 1B8212.
Features
  • Seal,plain Encased — FSC 5330
  • Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT
  • Accommodated Shaft Diameter: 0.719 INCHES NOMINAL IN
  • Housing Bore Diameter: 1.375 INCHES NOMINAL IN
  • Material: STEEL CASE
  • Seal Width: 0.406 INCHES NOMINAL IN
  • Material: LEATHER SEALING ELEMENT
  • Sealing Element Style: ANGULAR
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Steel Case construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-178-7562, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-178-7562
Primary Part Number1B8212
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusCANCELLED
Accommodated Shaft Maximum Rated Speed2000 FEET PER MINUTE FT
Accommodated Shaft Diameter0.719 INCHES NOMINAL IN
Housing Bore Diameter1.375 INCHES NOMINAL IN
MaterialSTEEL CASE
Seal Width0.406 INCHES NOMINAL IN
MaterialLEATHER SEALING ELEMENT
Sealing Element StyleANGULAR
Case StyleSQUARE
Outside Diameter47.2 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5970-00-185-0159M23053/12-304-C INTERCHANGEABLE
Insulation Sleeving,electrical
Sae International Dba Sae International
5815-00-228-6714SC-C-69992-5 INTERCHANGEABLE
Bar,connecting,teletypewriter
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5935-00-232-3758 INTERCHANGEABLE
Socket,plug-in Electronic Compon
4730-00-278-4322 INTERCHANGEABLE
Adapter,straight,pipe to Tube
6105-00-323-8859M-579-1150C INTERCHANGEABLE
Motor
Way Wolff Associates Inc
4410-00-378-00995002P6 INTERCHANGEABLE
Retarder,gas
L & L Boiler Maintenance Inc
5996-00-512-651350026 INTERCHANGEABLE
Amplifier,electronic Control
Instruments and Flight Research, Inc.
1650-00-513-54141372-3 INTERCHANGEABLE
Servovalve,hydraulic
Parker Hannifin Corporation Div Hydraulic Systems Division
6145-00-689-837213723 INTERCHANGEABLE
Cable,special Purpose,electrical
Mercury Wire Products, Inc. Dba Mercury Wire Products Inc
5325-00-698-4411137-23 INTERCHANGEABLE
Insert,screw Thread
Stanley Engineered Fastening Llc
Cross-Reference Index
Part NumberManufacturer
50026 Federal-Mogul Corp Chassis Products Div (USA)
00044 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
50026 Federal-Mogul Corp Government Sales Dept (USA)
11060A Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
13723 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
1B8212 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
13723M1 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
Related Parts
5970-00-185-0159INTERCHANGEABLE
INSULATION SLEEVING,ELECTRICAL
M23053/12-304-C
5815-00-228-6714INTERCHANGEABLE
BAR,CONNECTING,TELETYPEWRITER
SC-C-69992-5
5935-00-232-3758INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
4730-00-278-4322INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
6105-00-323-8859INTERCHANGEABLE
MOTOR
M-579-1150C
4410-00-378-0099INTERCHANGEABLE
RETARDER,GAS
5002P6
5996-00-512-6513INTERCHANGEABLE
AMPLIFIER,ELECTRONIC CONTROL
50026
1650-00-513-5414INTERCHANGEABLE
SERVOVALVE,HYDRAULIC
1372-3
6145-00-689-8372INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
13723
5325-00-698-4411INTERCHANGEABLE
INSERT,SCREW THREAD
137-23
5325-00-776-7330INTERCHANGEABLE
INSERT,SCREW THREAD
137-23
5998-00-800-0945INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY

Frequently Asked Questions

What is NSN 5330-00-178-7562?

NSN 5330-00-178-7562 is a Seal,plain Encased, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-178-7562?

NSN 5330-00-178-7562 has 7 cross-referenced part numbers: 50026 (Federal-Mogul Corp Chassis Products Div), 00044 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), 50026 (Federal-Mogul Corp Government Sales Dept), 11060A (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions), 13723 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions) and 2 more.

What NSN replaces 5330-00-178-7562?

There are 12 known substitutes for 5330-00-178-7562: 5970-00-185-0159, 5815-00-228-6714, 5935-00-232-3758 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1B8212?

Key specifications for 1B8212: Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT; Accommodated Shaft Diameter: 0.719 INCHES NOMINAL IN; Housing Bore Diameter: 1.375 INCHES NOMINAL IN; Material: STEEL CASE. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-178-7562 still in active supply?

NSN 5330-00-178-7562 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.
PartsTable Design LLC · partstable.com