PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6L2609Seal,oil Filler Cap

Caterpillar Inc Div Caterpillar Defense · NSN 5330-00-135-2339 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-135-2339 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-135-2339. Primary manufacturer part number: 6L2609.
Features
  • Seal,oil Filler Cap — FSC 5330
  • General Characteristics Item Description: SYNTHETIC RUBBER,1.375 IN. HGT,TO FIT 1.500 IN. DIA OPENING,PART OF CATERPILLAR CAP ASSEMBLY,PART NO. 5L2952 IN
  • 7 verified cross-references
  • Primary manufacturer: Caterpillar Inc Div Caterpillar Defense
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal,oil Filler Cap, cataloged under National Stock Number 5330-00-135-2339, 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 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 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
NSN5330-00-135-2339
Primary Part Number6L2609
Item NameSeal,oil Filler Cap
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
General Characteristics Item DescriptionSYNTHETIC RUBBER,1.375 IN. HGT,TO FIT 1.500 IN. DIA OPENING,PART OF CATERPILLAR CAP ASSEMBLY,PART NO. 5L2952 IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5975-00-194-886224151-3-4 INTERCHANGEABLE
Junction Box
Abb Installation Products Inc
5935-00-231-9717871112 INTERCHANGEABLE
Connector,plug,electrical
Eastman Kodak Co
4720-00-303-49933034 INTERCHANGEABLE
Hose Assembly,nonmetallic
Mcneil Ohio Corp
4720-00-639-9907 INTERCHANGEABLE
Hose,nonmetallic
2910-00-652-4446CG3 INTERCHANGEABLE
Filter Element,fluid
Honeywell International Inc Dba Honeywell Div Consumer Products Group
6920-00-679-0452 INTERCHANGEABLE
Block Assembly,pitc
1680-00-691-67483034 INTERCHANGEABLE
Shaft Assy,actuator
Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc
5360-00-896-97303034 INTERCHANGEABLE
Spring,helical,compression
Husco International Inc
3010-01-095-56413034 INTERCHANGEABLE
Carrier,gear Reduct
DP Manufacturing Inc.
5950-01-098-631213043885 INTERCHANGEABLE
Reactor
Raytheon Company Dba Raytheon
Cross-Reference Index
Part NumberManufacturer
6L-2609 Finning (uk) Ltd (GBR)
9CA91 Oshkosh Defense Llc (USA)
3034 Moeller Mfg. Company, Llc Div Aircraft (USA)
6L2609 Moeller Mfg. Company, Llc Div Aircraft (USA)
6L2609 Holt Bros (USA)
6L2609 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
9CA91 Oshkosh Corp (USA)
Related Parts
5975-00-194-8862INTERCHANGEABLE
JUNCTION BOX
24151-3-4
5935-00-231-9717INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
871112
4720-00-303-4993INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
3034
4720-00-639-9907INTERCHANGEABLE
HOSE,NONMETALLIC
2910-00-652-4446INTERCHANGEABLE
FILTER ELEMENT,FLUID
CG3
6920-00-679-0452INTERCHANGEABLE
BLOCK ASSEMBLY,PITC
1680-00-691-6748INTERCHANGEABLE
SHAFT ASSY,ACTUATOR
3034
5360-00-896-9730INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
3034
3010-01-095-5641INTERCHANGEABLE
CARRIER,GEAR REDUCT
3034
5950-01-098-6312INTERCHANGEABLE
REACTOR
13043885
4230-01-294-2118INTERCHANGEABLE
BOTTLE,EYE WASH STATION
32-000460-000
5915-01-303-5449INTERCHANGEABLE
NETWORK,CIRCUIT PROTECTION

Frequently Asked Questions

What is NSN 5330-00-135-2339?

NSN 5330-00-135-2339 is a Seal,oil Filler Cap, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-135-2339?

NSN 5330-00-135-2339 has 7 cross-referenced part numbers: 6L-2609 (Finning (uk) Ltd), 9CA91 (Oshkosh Defense Llc), 3034 (Moeller Mfg. Company, Llc Div Aircraft), 6L2609 (Moeller Mfg. Company, Llc Div Aircraft), 6L2609 (Holt Bros) and 2 more.

What NSN replaces 5330-00-135-2339?

There are 12 known substitutes for 5330-00-135-2339: 5975-00-194-8862, 5935-00-231-9717, 4720-00-303-4993 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6L2609?

Key specifications for 6L2609: General Characteristics Item Description: SYNTHETIC RUBBER,1.375 IN. HGT,TO FIT 1.500 IN. DIA OPENING,PART OF CATERPILLAR CAP ASSEMBLY,PART NO. 5L2952 IN. 1 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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