PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

125-40Seal,oil

Napco International Llc Dba Napco International Inc · NSN 5330-01-010-9679 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-010-9679 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-010-9679. Primary manufacturer part number: 125-40.
Features
  • Seal,oil — FSC 5330
  • 2 verified cross-references
  • Primary manufacturer: Napco International Llc Dba Napco International Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal,oil, cataloged under National Stock Number 5330-01-010-9679, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Napco International Llc Dba Napco International Inc. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeal,oil
FSC / FSG5330 — No Item Name Available (FSG 53)
ManufacturersNapco International Llc Dba Napco International Inc (CAGE 95201)
Technical Specifications
ParameterValue
NSN5330-01-010-9679
Primary Part Number125-40
Item NameSeal,oil
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerNapco International Llc Dba Napco International Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5905-00-258-114212540 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Cardwell Condenser Corp Lapointe-Admiral Div
1560-00-722-820012540-106A INTERCHANGEABLE
Duct Assembly,bleed Air
Arrowhead Products Corp
3950-00-807-8295 INTERCHANGEABLE
Pin,locking
5310-00-909-437114707 INTERCHANGEABLE
Washer,key
Westerbeke Corporation
2910-01-054-6990 INTERCHANGEABLE
Filter Element,fluid
5305-01-273-498112540 INTERCHANGEABLE
Screw,cap,socket Head
Sps Technologies, Llc Dba PB Fasteners
5950-01-368-8898905529-1 INTERCHANGEABLE
Transformer,audio Frequency
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5940-01-491-0840600 GP 12 PSB BB INTERCHANGEABLE
Terminal Board
Regal Beloit America, Inc
Cross-Reference Index
Part NumberManufacturer
49733-90 Napco International Llc Dba Napco International Inc (USA)
125-40 PRIMARY Napco International Llc Dba Napco International Inc (USA)
Related Parts
5905-00-258-1142INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
12540
1560-00-722-8200INTERCHANGEABLE
DUCT ASSEMBLY,BLEED AIR
12540-106A
3950-00-807-8295INTERCHANGEABLE
PIN,LOCKING
5310-00-909-4371INTERCHANGEABLE
WASHER,KEY
14707
2910-01-054-6990INTERCHANGEABLE
FILTER ELEMENT,FLUID
5305-01-273-4981INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
12540
5950-01-368-8898INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
905529-1
5940-01-491-0840INTERCHANGEABLE
TERMINAL BOARD
600 GP 12 PSB BB

Frequently Asked Questions

What is NSN 5330-01-010-9679?

NSN 5330-01-010-9679 is a Seal,oil, manufactured by Napco International Llc Dba Napco International Inc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-010-9679?

NSN 5330-01-010-9679 has 2 cross-referenced part numbers: 49733-90 (Napco International Llc Dba Napco International Inc), 125-40 (Napco International Llc Dba Napco International Inc).

What NSN replaces 5330-01-010-9679?

There are 8 known substitutes for 5330-01-010-9679: 5905-00-258-1142, 1560-00-722-8200, 3950-00-807-8295 and 5 more. Verify interchangeability with system specifications before substitution.

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