PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50313Seal,plain Encased

Federal-Mogul Corp Government Sales Dept · NSN 5330-00-291-1644 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-291-1644 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-291-1644. Primary manufacturer part number: 50313.
Features
  • Seal,plain Encased — FSC 5330
  • Housing Bore Diameter: 3.251 INCHES NOMINAL IN
  • Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT
  • Sealing Element Style: ANGULAR
  • Material: LEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
  • Case Style: SQUARE
  • Seal Width: 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
  • Accommodated Shaft Diameter: 2.062 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Leather or Rubber Synthetic Sealing Element construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-291-1644, 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 Government Sales Dept. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 14 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: Active.

Technical Specifications
ParameterValue
NSN5330-00-291-1644
Primary Part Number50313
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerFederal-Mogul Corp Government Sales Dept
StatusACTIVE
Housing Bore Diameter3.251 INCHES NOMINAL IN
Accommodated Shaft Maximum Rated Speed2000 FEET PER MINUTE FT
Sealing Element StyleANGULAR
MaterialLEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
Case StyleSQUARE
Seal Width0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
Accommodated Shaft Diameter2.062 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5940-00-204-8734354-11-16-001 INTERCHANGEABLE
Terminal Board
Cinch Connectivity Solutions Inc.
5305-00-369-2447138399 INTERCHANGEABLE
Screw,externally Relieved Body
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5305-00-451-1644 INTERCHANGEABLE
Screw
4140-00-564-598019A513 INTERCHANGEABLE
Fan,centrifugal
Globe Motors, Inc. Dba Allient Dothan
2810-00-589-4981431143 INTERCHANGEABLE
Tube Assy,rocker Bo
Curtiss-Wright Controls, Inc. Div Actuation Division
4720-00-848-436320534 INTERCHANGEABLE
Hose,preformed
Gates Corporation
5962-01-024-9320450313 INTERCHANGEABLE
Microcircuit,memory
Telemechanics Inc
4540-01-109-7913 INTERCHANGEABLE
Insulation Cover,he
7025-01-138-9032 INTERCHANGEABLE
Write Protect Assembly
7025-01-447-3246 INTERCHANGEABLE
Disk Drive Unit
Cross-Reference Index
Part NumberManufacturer
60819 Dana Automotive Systems Group, Llc Dba Dana Sealing Products (USA)
50313 PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
00044 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
450313 Federal-Mogul Corp Government Sales Dept (USA)
3765330-243305 PRIMARY Chief of Engineers Dept of Army (USA)
49479 Dana Automotive Systems Group, Llc Dba Dana Sealing Products (USA)
33MBM1 Linde Lift Truck Corp. (USA)
251379R91 Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
251379R91 Navistar International Corporation Dba Navistar (USA)
51X1278 PRIMARY Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA)
33MBM1 Linde Material Handling North America Corporation (USA)
251379R91 International Harvester Co Agricultural Equipment Div (USA)
43-1143 PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
65911 Fwd Seagrave Holdings Lp (USA)
Related Parts
5940-00-204-8734INTERCHANGEABLE
TERMINAL BOARD
354-11-16-001
5305-00-369-2447INTERCHANGEABLE
SCREW,EXTERNALLY RELIEVED BODY
138399
5305-00-451-1644INTERCHANGEABLE
SCREW
4140-00-564-5980INTERCHANGEABLE
FAN,CENTRIFUGAL
19A513
2810-00-589-4981INTERCHANGEABLE
TUBE ASSY,ROCKER BO
431143
4720-00-848-4363INTERCHANGEABLE
HOSE,PREFORMED
20534
5962-01-024-9320INTERCHANGEABLE
MICROCIRCUIT,MEMORY
450313
4540-01-109-7913INTERCHANGEABLE
INSULATION COVER,HE
7025-01-138-9032INTERCHANGEABLE
WRITE PROTECT ASSEMBLY
7025-01-447-3246INTERCHANGEABLE
DISK DRIVE UNIT
5365-01-505-2732INTERCHANGEABLE
SPACER,SLEEVE
60-819
6120-01-669-6658INTERCHANGEABLE
TRANSFORMER,POWER
50313

Frequently Asked Questions

What is NSN 5330-00-291-1644?

NSN 5330-00-291-1644 is a Seal,plain Encased, manufactured by Federal-Mogul Corp Government Sales Dept, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-291-1644?

NSN 5330-00-291-1644 has 14 cross-referenced part numbers: 60819 (Dana Automotive Systems Group, Llc Dba Dana Sealing Products), 50313 (Federal-Mogul Corp Government Sales Dept), 00044 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), 450313 (Federal-Mogul Corp Government Sales Dept), 3765330-243305 (Chief of Engineers Dept of Army) and 9 more.

What NSN replaces 5330-00-291-1644?

There are 12 known substitutes for 5330-00-291-1644: 5940-00-204-8734, 5305-00-369-2447, 5305-00-451-1644 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50313?

Key specifications for 50313: Housing Bore Diameter: 3.251 INCHES NOMINAL IN; Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT; Sealing Element Style: ANGULAR; Material: LEATHER OR RUBBER SYNTHETIC SEALING ELEMENT. 7 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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