PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21158-0363Seal,plain Encased

Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc · NSN 5330-00-297-7133 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-297-7133 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-297-7133. Primary manufacturer part number: 21158-0363.
Features
  • Seal,plain Encased — FSC 5330
  • Housing Bore Diameter: 1.875 INCHES NOMINAL IN
  • Accommodated Shaft Maximum Rated Speed: 3000 FEET PER MINUTE FT
  • Color: BLACK
  • Material: RUBBER SYNTHETIC SEALING ELEMENT
  • Seal Width: 0.375 INCHES NOMINAL IN
  • FSC Application Data: GEAR MOTOR ASSY,GENERATOR OXYGEN ANDNITROGEN
  • Maximum Pressure Rating: 7.0 POUNDS PER SQUARE INCH (PSI) LBS
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 5330-00-297-7133, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-297-7133
Primary Part Number21158-0363
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerGarlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc
StatusCANCELLED
Housing Bore Diameter1.875 INCHES NOMINAL IN
Accommodated Shaft Maximum Rated Speed3000 FEET PER MINUTE FT
ColorBLACK
MaterialRUBBER SYNTHETIC SEALING ELEMENT
Seal Width0.375 INCHES NOMINAL IN
FSC Application DataGEAR MOTOR ASSY,GENERATOR OXYGEN ANDNITROGEN
Maximum Pressure Rating7.0 POUNDS PER SQUARE INCH (PSI) LBS
MaterialSTEEL CASE
Sealing Element StyleANGULAR
Temp Rating-40.0 FAHRENHEIT AND 200.0 FAHRENHEIT DEGF
Case StyleSQUARE
Hardness Rating80.0 SHORE DUROMETER A NOMINAL OVERALL
Accommodated Shaft Diameter1.156 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5999-00-023-536033-332 INTERCHANGEABLE
Clip,electrical
Gc/waldom Inc
4730-01-181-009220-24CTX-S INTERCHANGEABLE
Elbow,pipe to Tube
Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division
Cross-Reference Index
Part NumberManufacturer
51X363 Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA)
363 Air Products & Chemicals, Inc (USA)
63X363 Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA)
65X363 Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA)
00044 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
WW489-22 Zf Industrieantriebe Witten Gmbh (DEU)
21158-0363 PRIMARY Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA)
363-32 Air Products & Chemicals, Inc (USA)
363 Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine (USA)
63X0363 Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA)
Related Parts
5999-00-023-5360INTERCHANGEABLE
CLIP,ELECTRICAL
33-332
4730-01-181-0092INTERCHANGEABLE
ELBOW,PIPE TO TUBE
20-24CTX-S

Frequently Asked Questions

What is NSN 5330-00-297-7133?

NSN 5330-00-297-7133 is a Seal,plain Encased, manufactured by Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-297-7133?

NSN 5330-00-297-7133 has 10 cross-referenced part numbers: 51X363 (Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc), 363 (Air Products & Chemicals, Inc), 63X363 (Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc), 65X363 (Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc), 00044 (Defense Logistics Agency Dba Defense Supply Center Philadelphia) and 5 more.

What NSN replaces 5330-00-297-7133?

There are 2 known substitutes for 5330-00-297-7133: 5999-00-023-5360, 4730-01-181-0092. Verify interchangeability with system specifications before substitution.

What are the specifications of 21158-0363?

Key specifications for 21158-0363: Housing Bore Diameter: 1.875 INCHES NOMINAL IN; Accommodated Shaft Maximum Rated Speed: 3000 FEET PER MINUTE FT; Color: BLACK; Material: RUBBER SYNTHETIC SEALING ELEMENT. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-297-7133 still in active supply?

NSN 5330-00-297-7133 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