PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2H3853Seal,plain Encased

Caterpillar Inc Div Caterpillar Defense · NSN 5330-00-171-9310 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-171-9310 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-171-9310. Primary manufacturer part number: 2H3853.
Features
  • Seal,plain Encased — FSC 5330
  • Seal Width: 0.500 INCHES NOMINAL IN
  • Sealing Element Style: ANGULAR
  • Housing Bore Diameter: 3.125 INCHES NOMINAL IN
  • Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT
  • Case Style: SQUARE
  • Accommodated Shaft Diameter: 2.125 INCHES NOMINAL IN
  • Material: STEEL CASE
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Steel Case construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-171-9310, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 19 commercial cross-references from 12 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
NSN5330-00-171-9310
Primary Part Number2H3853
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusCANCELLED
Seal Width0.500 INCHES NOMINAL IN
Sealing Element StyleANGULAR
Housing Bore Diameter3.125 INCHES NOMINAL IN
Accommodated Shaft Maximum Rated Speed2000 FEET PER MINUTE FT
Case StyleSQUARE
Accommodated Shaft Diameter2.125 INCHES NOMINAL IN
MaterialSTEEL CASE
MaterialLEATHER SEALING ELEMENT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
1650-00-048-350712514 INTERCHANGEABLE
Plunger,detent
Mid-America Aerotech, Llc
7510-00-067-7167 INTERCHANGEABLE
Tape,pressure Sensitive Adhesive
3040-00-071-6739 INTERCHANGEABLE
Shaft,drive,eccentr
2915-00-091-42151251-4 INTERCHANGEABLE
Sleeve Assembly,fuel Valve
Rocker Solenoid Co Dba Rocker Solenoid Co
4710-00-118-844641B1944-276 INTERCHANGEABLE
Tube Assembly,metal
Alamo Aircraft, Ltd.
2240-00-129-617312514 INTERCHANGEABLE
Valve,valve,brake
Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp
5136-00-197-95627268 INTERCHANGEABLE
Die,rethreading
Stanley Tools Div of Stanley Works
3110-00-227-2861 INTERCHANGEABLE
Bearing,roller,needle
5330-00-286-7059 INTERCHANGEABLE
Seal,plain Encased
4320-00-300-475950-312 INTERCHANGEABLE
Screen,inlet
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
Cross-Reference Index
Part NumberManufacturer
P140775-1PC103 Fmc Corp Link-Belt Div (USA)
455290SK0 Federal-Mogul Corp Government Sales Dept (USA)
2H3853 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
12514 PRIMARY Garwood/feller Inc Garwood Winch Div (USA)
60G71 Cooper Industries Inc Dba Cooper Tools (USA)
2595P11 PRIMARY Taylor Machine Works Inc (USA)
60G71 Cooper Industries Industrial Machinery Div (USA)
43-894 Federal-Mogul Corp Chassis Products Div (USA)
60839 Dana Automotive Systems Group, Llc Dba Dana Sealing Products (USA)
827969 PRIMARY Garwood/feller Inc Garwood Winch Div (USA)
31324A Fmc Corp Link-Belt Div (USA)
43-894 Federal-Mogul Corp Sealing Products Group Van Wert Plant (USA)
P140775-103 Fmc Corp Link-Belt Div (USA)
X6872 PRIMARY Rexnord Holdings Inc (USA)
31324 Fmc Corp Link-Belt Div (USA)
31324A Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
P140775P103 Fmc Corp Link-Belt Div (USA)
SF140775PC103 Fmc Corp Link-Belt Div (USA)
50312 Federal-Mogul Corp Chassis Products Div (USA)
Related Parts
1650-00-048-3507INTERCHANGEABLE
PLUNGER,DETENT
12514
7510-00-067-7167INTERCHANGEABLE
TAPE,PRESSURE SENSITIVE ADHESIVE
3040-00-071-6739INTERCHANGEABLE
SHAFT,DRIVE,ECCENTR
2915-00-091-4215INTERCHANGEABLE
SLEEVE ASSEMBLY,FUEL VALVE
1251-4
4710-00-118-8446INTERCHANGEABLE
TUBE ASSEMBLY,METAL
41B1944-276
2240-00-129-6173INTERCHANGEABLE
VALVE,VALVE,BRAKE
12514
5136-00-197-9562INTERCHANGEABLE
DIE,RETHREADING
7268
3110-00-227-2861INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
5330-00-286-7059INTERCHANGEABLE
SEAL,PLAIN ENCASED
4320-00-300-4759INTERCHANGEABLE
SCREEN,INLET
50-312
5995-00-323-1285INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
50312
5305-00-369-2445INTERCHANGEABLE
SCREW,EXTERNALLY RELIEVED BODY

Frequently Asked Questions

What is NSN 5330-00-171-9310?

NSN 5330-00-171-9310 is a Seal,plain Encased, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-171-9310?

NSN 5330-00-171-9310 has 19 cross-referenced part numbers: P140775-1PC103 (Fmc Corp Link-Belt Div), 455290SK0 (Federal-Mogul Corp Government Sales Dept), 2H3853 (Caterpillar Inc Div Caterpillar Defense), 12514 (Garwood/feller Inc Garwood Winch Div), 60G71 (Cooper Industries Inc Dba Cooper Tools) and 14 more.

What NSN replaces 5330-00-171-9310?

There are 12 known substitutes for 5330-00-171-9310: 1650-00-048-3507, 7510-00-067-7167, 3040-00-071-6739 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2H3853?

Key specifications for 2H3853: Seal Width: 0.500 INCHES NOMINAL IN; Sealing Element Style: ANGULAR; Housing Bore Diameter: 3.125 INCHES NOMINAL IN; Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-171-9310 still in active supply?

NSN 5330-00-171-9310 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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