PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21144Seal,plain Encased

Skf Usa Inc. Dba Skf Aerospace Sealing Solutions · NSN 5330-00-584-0159 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-584-0159 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-584-0159. Primary manufacturer part number: 21144.
Features
  • Seal,plain Encased — FSC 5330
  • Material: RUBBER SYNTHETIC SEALING ELEMENT
  • Housing Bore Diameter: 2.996 INCHES NOMINAL IN
  • Sealing Element Style: ANGULAR
  • Material: STEEL CASE
  • Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT
  • Accommodated Shaft Diameter: 2.125 INCHES NOMINAL IN
  • Case Style: SQUARE
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 5330-00-584-0159, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Skf Usa Inc. Dba Skf Aerospace Sealing Solutions. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 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
NSN5330-00-584-0159
Primary Part Number21144
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerSkf Usa Inc. Dba Skf Aerospace Sealing Solutions
StatusCANCELLED
MaterialRUBBER SYNTHETIC SEALING ELEMENT
Housing Bore Diameter2.996 INCHES NOMINAL IN
Sealing Element StyleANGULAR
MaterialSTEEL CASE
Accommodated Shaft Maximum Rated Speed2000 FEET PER MINUTE FT
Accommodated Shaft Diameter2.125 INCHES NOMINAL IN
Case StyleSQUARE
Seal Width0.484 INCHES MINIMUM AND 0.516 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3805-00-163-243121144 INTERCHANGEABLE
Seal Assembly,oil
Dressta North America Ltd
5305-00-189-894621144 INTERCHANGEABLE
Screw,machine
Eaton Corporation Div Eaton Fluid Power
5999-00-366-769521-144 INTERCHANGEABLE
Contact,electrical
Eaton Corp Opns & Technical Center
5360-00-513-1306A21144 INTERCHANGEABLE
Spring,helical,compression
Aerocontrolex Group, Inc. Dba Aero Fluid Products
6520-00-536-435021144 INTERCHANGEABLE
Excavator,dental
Hu-Friedy Mfg. Co., Llc
5895-00-736-8814A026321 INTERCHANGEABLE
Fan
Rotron Incorporated
5210-00-884-484021144 INTERCHANGEABLE
Gage Stick,petroleum
U S Army Tank Automotive Command Amsta-Im-Mm
5305-01-069-5109 INTERCHANGEABLE
Screw
1560-01-181-422721144 INTERCHANGEABLE
End Assembly
Triumph Controls, Llc Dba Triumph Controls, Llc
5895-01-184-9975 INTERCHANGEABLE
Panel,indicator
Cross-Reference Index
Part NumberManufacturer
21144 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
0SCRBT1 Barber-Greene Co (USA)
290787R92 Komatsu America Corp. (USA)
290787R92 Navistar International Corporation Dba Navistar (USA)
290787R92 Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/ (USA)
29924M1 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
0SCRBT1 Minnpar, Llc Dba Minnpar (USA)
290787R92 Komatsu American Intl Co (USA)
Related Parts
3805-00-163-2431INTERCHANGEABLE
SEAL ASSEMBLY,OIL
21144
5305-00-189-8946INTERCHANGEABLE
SCREW,MACHINE
21144
5999-00-366-7695INTERCHANGEABLE
CONTACT,ELECTRICAL
21-144
5360-00-513-1306INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
A21144
6520-00-536-4350INTERCHANGEABLE
EXCAVATOR,DENTAL
21144
5895-00-736-8814INTERCHANGEABLE
FAN
A026321
5210-00-884-4840INTERCHANGEABLE
GAGE STICK,PETROLEUM
21144
5305-01-069-5109INTERCHANGEABLE
SCREW
1560-01-181-4227INTERCHANGEABLE
END ASSEMBLY
21144
5895-01-184-9975INTERCHANGEABLE
PANEL,INDICATOR
7035-01-209-0031INTERCHANGEABLE
CLEANING KIT,AUTOMATIC DATA PROC
87087
3020-01-210-1331INTERCHANGEABLE
PULLEY,GROOVE

Frequently Asked Questions

What is NSN 5330-00-584-0159?

NSN 5330-00-584-0159 is a Seal,plain Encased, manufactured by Skf Usa Inc. Dba Skf Aerospace Sealing Solutions, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-584-0159?

NSN 5330-00-584-0159 has 8 cross-referenced part numbers: 21144 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions), 0SCRBT1 (Barber-Greene Co), 290787R92 (Komatsu America Corp.), 290787R92 (Navistar International Corporation Dba Navistar), 290787R92 (Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/) and 3 more.

What NSN replaces 5330-00-584-0159?

There are 12 known substitutes for 5330-00-584-0159: 3805-00-163-2431, 5305-00-189-8946, 5999-00-366-7695 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21144?

Key specifications for 21144: Material: RUBBER SYNTHETIC SEALING ELEMENT; Housing Bore Diameter: 2.996 INCHES NOMINAL IN; Sealing Element Style: ANGULAR; Material: STEEL CASE. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-584-0159 still in active supply?

NSN 5330-00-584-0159 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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