PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

125-59-1Seal,plain Encased

Dresser Industries Inc Leroi Div · NSN 5330-00-291-1620 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-291-1620 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-291-1620. Primary manufacturer part number: 125-59-1.
Features
  • Seal,plain Encased — FSC 5330
  • 14 verified cross-references
  • Primary manufacturer: Dresser Industries Inc Leroi Div
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-291-1620, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dresser Industries Inc Leroi Div. 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.

Catalog Facts
Item NameSeal,plain Encased
FSC / FSG5330 — No Item Name Available (FSG 53)
ManufacturersAthey Products Corp (CAGE 04285); Dresser Industries Inc Leroi Div (CAGE 35301); American Standard Inc Westinghouse Air Brake Co Div (CAGE 35311); Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (CAGE 80201); Caterpillar Inc Div Caterpillar Defense (CAGE 11083)
Technical Specifications
ParameterValue
NSN5330-00-291-1620
Primary Part Number125-59-1
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerDresser Industries Inc Leroi Div
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-154-8344G7852PC25 INTERCHANGEABLE
Seal,plain Encased
Siemens Energy, Inc.
4730-00-196-0859 INTERCHANGEABLE
Bushing,pipe
5306-00-226-4822B1821BH031C050N INTERCHANGEABLE
Bolt,machine
American National Standards Institute Incorporated Dba American National Standards Institute
5330-00-286-9950PC451S41-086PC8 INTERCHANGEABLE
Seal,plain Encased
Naval Ship Systems Command
3020-00-517-2557313262 INTERCHANGEABLE
Gear,helical
Rexnord Industries Llc
6685-00-530-0098 INTERCHANGEABLE
Gage,liquid Oxygen Content,dial
9540-00-542-2708 INTERCHANGEABLE
Angle,structural
5360-00-889-3216SMB342388 INTERCHANGEABLE
Spring,helical,extension
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
4935-00-987-126610168052 INTERCHANGEABLE
Circuit Breaker Control
Us Army Aviation and Missile Command
5950-00-996-8796 INTERCHANGEABLE
Transformer,power
Cross-Reference Index
Part NumberManufacturer
18T12 Athey Products Corp (USA)
125-59-1 PRIMARY Dresser Industries Inc Leroi Div (USA)
L193 American Standard Inc Westinghouse Air Brake Co Div (USA)
237224M1 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
1B1064 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
83150 Fwd Seagrave Holdings Lp (USA)
88AX126 Mack Trucks, Inc. Dba Volvo Powertrain North America Div Hagerstown Powertrain Operations (USA)
05025 Cleveland Trencher Co Inc (USA)
55009 Federal-Mogul Corp Chassis Products Div (USA)
60956 PRIMARY Dana Automotive Systems Group, Llc Dba Dana Sealing Products (USA)
31-326-2 PRIMARY Dresser Industries Inc Leroi Div (USA)
250605 PRIMARY Agco Corp Parts Opn (USA)
387224 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
5025 Cleveland Trencher Co Inc (USA)
Related Parts
5330-00-154-8344INTERCHANGEABLE
SEAL,PLAIN ENCASED
G7852PC25
4730-00-196-0859INTERCHANGEABLE
BUSHING,PIPE
5306-00-226-4822INTERCHANGEABLE
BOLT,MACHINE
B1821BH031C050N
5330-00-286-9950INTERCHANGEABLE
SEAL,PLAIN ENCASED
PC451S41-086PC8
3020-00-517-2557INTERCHANGEABLE
GEAR,HELICAL
313262
6685-00-530-0098INTERCHANGEABLE
GAGE,LIQUID OXYGEN CONTENT,DIAL
9540-00-542-2708INTERCHANGEABLE
ANGLE,STRUCTURAL
5360-00-889-3216INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
SMB342388
4935-00-987-1266INTERCHANGEABLE
CIRCUIT BREAKER CONTROL
10168052
5950-00-996-8796INTERCHANGEABLE
TRANSFORMER,POWER
5895-01-038-3950INTERCHANGEABLE
INTERCONNECTING BOX
55009
6630-01-073-1534INTERCHANGEABLE
WATER QUALITY ANALYSIS SET
2506-05

Frequently Asked Questions

What is NSN 5330-00-291-1620?

NSN 5330-00-291-1620 is a Seal,plain Encased, manufactured by Dresser Industries Inc Leroi Div, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-291-1620?

NSN 5330-00-291-1620 has 14 cross-referenced part numbers: 18T12 (Athey Products Corp), 125-59-1 (Dresser Industries Inc Leroi Div), L193 (American Standard Inc Westinghouse Air Brake Co Div), 237224M1 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions), 1B1064 (Caterpillar Inc Div Caterpillar Defense) and 9 more.

What NSN replaces 5330-00-291-1620?

There are 12 known substitutes for 5330-00-291-1620: 5330-00-154-8344, 4730-00-196-0859, 5306-00-226-4822 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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