PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

67631C1Seal,plain Encased

Dressta North America Ltd · NSN 5330-00-285-8398 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-285-8398 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-285-8398. Primary manufacturer part number: 67631C1.
Features
  • Seal,plain Encased — FSC 5330
  • Seal Width: 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
  • Accommodated Shaft Diameter: 1.625 INCHES NOMINAL IN
  • Housing Bore Diameter: 2.623 INCHES NOMINAL IN
  • Material: LEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
  • Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT
  • Case Style: SQUARE
  • Sealing Element Style: ANGULAR
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 5330-00-285-8398, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dressta North America Ltd. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 9 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
NSN5330-00-285-8398
Primary Part Number67631C1
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerDressta North America Ltd
StatusCANCELLED
Seal Width0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
Accommodated Shaft Diameter1.625 INCHES NOMINAL IN
Housing Bore Diameter2.623 INCHES NOMINAL IN
MaterialLEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
Accommodated Shaft Maximum Rated Speed2000 FEET PER MINUTE FT
Case StyleSQUARE
Sealing Element StyleANGULAR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
2810-00-147-942143408 INTERCHANGEABLE
Link,engine Lifting
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
3030-00-160-8285A27 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
5330-00-193-97879272 INTERCHANGEABLE
Gasket
Cummins Inc.
5915-00-241-2500 INTERCHANGEABLE
Filter,low Pass
3455-00-243-2172 INTERCHANGEABLE
Cutter,milling,woodruff Keyseat
4730-00-288-994816296 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Mitsubishi Caterpillar Forklift America, Inc
6105-00-356-1809 INTERCHANGEABLE
Armature,motor
5310-00-528-30549A7884 INTERCHANGEABLE
Washer,split
Napco International Llc Dba Napco International Inc
5930-00-766-3184 INTERCHANGEABLE
Switch,sensitive
4820-00-803-550641543 INTERCHANGEABLE
Thermal Unit,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
Cross-Reference Index
Part NumberManufacturer
RD41543 Komatsu America Corporation (USA)
67631C1 PRIMARY Dressta North America Ltd (USA)
357773R91 Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
262120 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
357773R91 Federal-Mogul Corp Government Sales Dept (USA)
827960 Garwood/feller Inc Garwood Winch Div (USA)
16296 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
41543 Komatsu America Corporation (USA)
41543 PRIMARY Dressta North America Ltd (USA)
43-408 Federal-Mogul Corp Government Sales Dept (USA)
357773R91 Navistar International Corporation Dba Navistar (USA)
00044 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
49272 Dana Automotive Systems Group, Llc Dba Dana Sealing Products (USA)
Related Parts
2810-00-147-9421INTERCHANGEABLE
LINK,ENGINE LIFTING
43408
3030-00-160-8285INTERCHANGEABLE
BELT,V
A27
5330-00-193-9787INTERCHANGEABLE
GASKET
9272
5915-00-241-2500INTERCHANGEABLE
FILTER,LOW PASS
3455-00-243-2172INTERCHANGEABLE
CUTTER,MILLING,WOODRUFF KEYSEAT
4730-00-288-9948INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
16296
6105-00-356-1809INTERCHANGEABLE
ARMATURE,MOTOR
5310-00-528-3054INTERCHANGEABLE
WASHER,SPLIT
9A7884
5930-00-766-3184INTERCHANGEABLE
SWITCH,SENSITIVE
4820-00-803-5506INTERCHANGEABLE
THERMAL UNIT,VALVE
41543
5945-00-928-6824INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
10286320
3110-01-068-0521INTERCHANGEABLE
BEARING,BALL,ANNULAR
41543

Frequently Asked Questions

What is NSN 5330-00-285-8398?

NSN 5330-00-285-8398 is a Seal,plain Encased, manufactured by Dressta North America Ltd, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-285-8398?

NSN 5330-00-285-8398 has 13 cross-referenced part numbers: RD41543 (Komatsu America Corporation), 67631C1 (Dressta North America Ltd), 357773R91 (Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/), 262120 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions), 357773R91 (Federal-Mogul Corp Government Sales Dept) and 8 more.

What NSN replaces 5330-00-285-8398?

There are 12 known substitutes for 5330-00-285-8398: 2810-00-147-9421, 3030-00-160-8285, 5330-00-193-9787 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 67631C1?

Key specifications for 67631C1: Seal Width: 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN; Accommodated Shaft Diameter: 1.625 INCHES NOMINAL IN; End Item Identification: W/S: SHIPBOARD MATERIAL HANDLING EQUIPMENT (MHE); AIRCRAFT, STRATOFORTRESS B-52; AIRCRAFT, GALAXY C-5; CAPSTANS; Housing Bore Diameter: 2.623 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-285-8398 still in active supply?

NSN 5330-00-285-8398 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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