PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21158-0372Seal,plain Encased

Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc · NSN 5330-00-178-4706 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-178-4706 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-178-4706. Primary manufacturer part number: 21158-0372.
Features
  • Seal,plain Encased — FSC 5330
  • Accommodated Shaft Diameter: 1.156 INCHES NOMINAL IN
  • Color: BLACK
  • Hardness Rating: 80.0 SHORE DUROMETER A NOMINAL OVERALL
  • Material: LEATHER SEALING ELEMENT
  • Material: STEEL CASE
  • Maximum Pressure Rating: 7.0 POUNDS PER SQUARE INCH (PSI) LBS
  • Sealing Element Style: ANGULAR
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Leather Sealing Element construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-178-4706, 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 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 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
NSN5330-00-178-4706
Primary Part Number21158-0372
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerGarlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc
StatusACTIVE
Accommodated Shaft Diameter1.156 INCHES NOMINAL IN
ColorBLACK
Hardness Rating80.0 SHORE DUROMETER A NOMINAL OVERALL
MaterialLEATHER SEALING ELEMENT
MaterialSTEEL CASE
Maximum Pressure Rating7.0 POUNDS PER SQUARE INCH (PSI) LBS
Sealing Element StyleANGULAR
Housing Bore Diameter2.106 INCHES NOMINAL IN
Seal Width0.469 INCHES NOMINAL IN
Case StyleSQUARE
Accommodated Shaft Maximum Rated Speed2000 FEET PER MINUTE FT
Temp Rating-40.0 FAHRENHEIT AND 200.0 FAHRENHEIT DEGF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6130-00-059-464121115 INTERCHANGEABLE
Power Supply
Senior Operations Llc Div Senior Aerospace Ketema
5920-00-117-82802110-0005 INTERCHANGEABLE
Fuse,cartridge
Agilent Technologies, Inc. Div Agilent Technologies Headquarters
5325-00-290-28971201-560-Z3C INTERCHANGEABLE
Stud,turnlock Fastener
Southco Inc
5330-00-365-004221115 INTERCHANGEABLE
Gasket
Mag Aerospace Industries, Llc Div Safran Cabins
3120-00-540-9574LD137-0017-3017 INTERCHANGEABLE
Bushing,sleeve
The Boeing Company Div Legacy Am&m
5930-00-602-3644PM21115 INTERCHANGEABLE
Switch
Mason Electric Co. Dba Mason Controls
2520-00-871-6772114-8202A INTERCHANGEABLE
Spider,universal Joint,vehicular
Rockford Powertrain Inc Div Powertrain Rockford, Inc.
5940-00-983-6136 INTERCHANGEABLE
Terminal Board
4720-01-045-268521115 INTERCHANGEABLE
Hose,preformed
Whirlpool Corp Dba Whirlpool Corp
4720-01-214-261321115 INTERCHANGEABLE
Hose,preformed
Gates Corporation
Cross-Reference Index
Part NumberManufacturer
21115 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
21158-0372 PRIMARY Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA)
186068 Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp (USA)
33S44150-1190 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
21115 Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp (USA)
Related Parts
6130-00-059-4641INTERCHANGEABLE
POWER SUPPLY
21115
5920-00-117-8280INTERCHANGEABLE
FUSE,CARTRIDGE
2110-0005
5325-00-290-2897INTERCHANGEABLE
STUD,TURNLOCK FASTENER
1201-560-Z3C
5330-00-365-0042INTERCHANGEABLE
GASKET
21115
3120-00-540-9574INTERCHANGEABLE
BUSHING,SLEEVE
LD137-0017-3017
5930-00-602-3644INTERCHANGEABLE
SWITCH
PM21115
2520-00-871-6772INTERCHANGEABLE
SPIDER,UNIVERSAL JOINT,VEHICULAR
114-8202A
5940-00-983-6136INTERCHANGEABLE
TERMINAL BOARD
4720-01-045-2685INTERCHANGEABLE
HOSE,PREFORMED
21115
4720-01-214-2613INTERCHANGEABLE
HOSE,PREFORMED
21115
3040-01-216-7636INTERCHANGEABLE
SHAFT,SHOULDERED
21115
4820-01-417-9435INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
21115-001

Frequently Asked Questions

What is NSN 5330-00-178-4706?

NSN 5330-00-178-4706 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: active.

What are the part numbers for NSN 5330-00-178-4706?

NSN 5330-00-178-4706 has 5 cross-referenced part numbers: 21115 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions), 21158-0372 (Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc), 186068 (Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp), 33S44150-1190 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 21115 (Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp).

What NSN replaces 5330-00-178-4706?

There are 12 known substitutes for 5330-00-178-4706: 6130-00-059-4641, 5920-00-117-8280, 5325-00-290-2897 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21158-0372?

Key specifications for 21158-0372: Accommodated Shaft Diameter: 1.156 INCHES NOMINAL IN; Color: BLACK; Hardness Rating: 80.0 SHORE DUROMETER A NOMINAL OVERALL; Material: LEATHER SEALING ELEMENT. 12 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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