PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40140Seal,plain Encased

Federal-Mogul Corp Chassis Products Div · NSN 5330-00-594-6321 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-594-6321 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-594-6321. Primary manufacturer part number: 40140.
Features
  • Seal,plain Encased — FSC 5330
  • Sealing Element Style: ANGULAR
  • Material: RUBBER SYNTHETIC SEALING ELEMENT
  • Material: STEEL CASE
  • Housing Bore Diameter: 1.756 INCHES NOMINAL IN
  • Accommodated Shaft Diameter: 1.250 INCHES NOMINAL IN
  • Seal Width: 0.250 INCHES NOMINAL IN
  • Surface Treatment: ZINC CASE
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic Sealing Element construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-594-6321, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal-Mogul Corp Chassis Products Div. Government technical data includes 9 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: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-594-6321
Primary Part Number40140
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerFederal-Mogul Corp Chassis Products Div
StatusCANCELLED
Sealing Element StyleANGULAR
MaterialRUBBER SYNTHETIC SEALING ELEMENT
MaterialSTEEL CASE
Housing Bore Diameter1.756 INCHES NOMINAL IN
Accommodated Shaft Diameter1.250 INCHES NOMINAL IN
Seal Width0.250 INCHES NOMINAL IN
Surface TreatmentZINC CASE
Case StyleSQUARE
Accommodated Shaft Maximum Rated Speed400 FEET PER MINUTE FT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5999-00-035-787840-140 INTERCHANGEABLE
Contact,electrical
Eaton Corp Opns & Technical Center
3110-00-100-0801 INTERCHANGEABLE
Cup,tapered Roller Bearing
3455-00-224-364010190 INTERCHANGEABLE
Cutter,milling,plain
Niagara Cutter Inc
5330-00-850-792240140 INTERCHANGEABLE
Gasket
Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp
5965-00-858-539840140 INTERCHANGEABLE
Bracket,earphone
Roanwell, Llc
6760-00-891-220440140 INTERCHANGEABLE
Lens,recording
Recon/optical, Inc. Dba Pacific Optical
6525-01-258-243040140 INTERCHANGEABLE
Cleaner,x-Ray Film Processor
Air Techniques, Inc.
2530-01-324-940740-140 INTERCHANGEABLE
Wheel Assembly,pneumatic Tire
Aircraft Wheel and Brake, Llc Dba Cleveland Wheel and Brake Systems
5120-01-428-4778 INTERCHANGEABLE
Socket,socket Wrench
8040-01-533-811740140 INTERCHANGEABLE
Adhesive
Loctite Corp
Cross-Reference Index
Part NumberManufacturer
40140 Federal-Mogul Corp Chassis Products Div (USA)
Related Parts
5999-00-035-7878INTERCHANGEABLE
CONTACT,ELECTRICAL
40-140
3110-00-100-0801INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
3455-00-224-3640INTERCHANGEABLE
CUTTER,MILLING,PLAIN
10190
5330-00-850-7922INTERCHANGEABLE
GASKET
40140
5965-00-858-5398INTERCHANGEABLE
BRACKET,EARPHONE
40140
6760-00-891-2204INTERCHANGEABLE
LENS,RECORDING
40140
6525-01-258-2430INTERCHANGEABLE
CLEANER,X-RAY FILM PROCESSOR
40140
2530-01-324-9407INTERCHANGEABLE
WHEEL ASSEMBLY,PNEUMATIC TIRE
40-140
5120-01-428-4778INTERCHANGEABLE
SOCKET,SOCKET WRENCH
8040-01-533-8117INTERCHANGEABLE
ADHESIVE
40140
6105-01-562-5824INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
40140
5310-01-604-6818INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
40140

Frequently Asked Questions

What is NSN 5330-00-594-6321?

NSN 5330-00-594-6321 is a Seal,plain Encased, manufactured by Federal-Mogul Corp Chassis Products Div, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-594-6321?

NSN 5330-00-594-6321 has 1 cross-referenced part number: 40140 (Federal-Mogul Corp Chassis Products Div).

What NSN replaces 5330-00-594-6321?

There are 12 known substitutes for 5330-00-594-6321: 5999-00-035-7878, 3110-00-100-0801, 3455-00-224-3640 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40140?

Key specifications for 40140: Sealing Element Style: ANGULAR; Material: RUBBER SYNTHETIC SEALING ELEMENT; Material: STEEL CASE; Housing Bore Diameter: 1.756 INCHES NOMINAL IN. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-594-6321 still in active supply?

NSN 5330-00-594-6321 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