PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25421Insert,engine Valve Seat

Colson Corp the · NSN 2805-00-382-8000 · FSC 2805 · No Item Name Available
Verified by PartsTable
NSN 2805-00-382-8000 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-382-8000. Primary manufacturer part number: 25421.
Features
  • Insert,engine Valve Seat — FSC 2805
  • 13 verified cross-references
  • Primary manufacturer: Colson Corp the
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Mechanical power generation
  • Drive system operation
General Description

The Insert,engine Valve Seat, cataloged under National Stock Number 2805-00-382-8000, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Colson Corp the. This item has 13 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameInsert,engine Valve Seat
FSC / FSG2805 — No Item Name Available (FSG 28)
ManufacturersColson Corp the (CAGE 54123); Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc (CAGE 14351); Mitsubishi Caterpillar Forklift America, Inc (CAGE 78640); Caterpillar Inc Div Caterpillar Defense (CAGE 11083); Tvh Parts Co. (CAGE 66654)
Technical Specifications
ParameterValue
NSN2805-00-382-8000
Primary Part Number25421
Item NameInsert,engine Valve Seat
FSC / FSG2805 / 28 — No Item Name Available
ManufacturerColson Corp the
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6145-00-023-6941HP3-EXBBB8 INTERCHANGEABLE
Wire,electrical
National Electrical Mfrs Assn Dba Nema
3110-00-100-8575E41 INTERCHANGEABLE
Bearing,ball,thrust
Abc Acquisition Company Dba Aetna Bearing Company
5342-00-209-7464 INTERCHANGEABLE
Panel Assembly
5930-00-557-42312131815-9 INTERCHANGEABLE
Switch,code Indicating Wheel
Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div
6160-00-956-334425421-002 INTERCHANGEABLE
Cover,battery Box
Marathonnorco Aerospace, Inc. Dba Marathon Power Technologies Company
4710-01-012-227525421 INTERCHANGEABLE
Tube Assembly,metal
Williams International Co., L.l.c.
2590-01-265-324325421 INTERCHANGEABLE
Parts Kit,linear Actuating Cylin
Mark Industries
5306-01-315-9740 INTERCHANGEABLE
Rod,threaded End
1680-01-421-6509 INTERCHANGEABLE
Seat,snubber
6210-01-467-762025421 INTERCHANGEABLE
Lens,light
Electronic Marine Systems, Inc.
Cross-Reference Index
Part NumberManufacturer
25421 Colson Corp the (USA)
F400A00288 Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc (USA)
28511 Mitsubishi Caterpillar Forklift America, Inc (USA)
F400A00288010 Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc (USA)
028511 Caterpillar Inc Div Caterpillar Defense (USA)
09-28511 Tvh Parts Co. (USA)
862854 Clark Equipment Co (USA)
028511 Mitsubishi Caterpillar Forklift America, Inc (USA)
F400A288-010 Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc (USA)
10M102 Warwick Electronics Inc Pacific Mercury Div
F400A288 Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc (USA)
F400A288L Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc (USA)
09-28511 Lift Parts Mfg Co Inc Div of Echlin Mfg Co the (USA)
Related Parts
6145-00-023-6941INTERCHANGEABLE
WIRE,ELECTRICAL
HP3-EXBBB8
3110-00-100-8575INTERCHANGEABLE
BEARING,BALL,THRUST
E41
5342-00-209-7464INTERCHANGEABLE
PANEL ASSEMBLY
5930-00-557-4231INTERCHANGEABLE
SWITCH,CODE INDICATING WHEEL
2131815-9
6160-00-956-3344INTERCHANGEABLE
COVER,BATTERY BOX
25421-002
4710-01-012-2275INTERCHANGEABLE
TUBE ASSEMBLY,METAL
25421
2590-01-265-3243INTERCHANGEABLE
PARTS KIT,LINEAR ACTUATING CYLIN
25421
5306-01-315-9740INTERCHANGEABLE
ROD,THREADED END
1680-01-421-6509INTERCHANGEABLE
SEAT,SNUBBER
6210-01-467-7620INTERCHANGEABLE
LENS,LIGHT
25421
5331-01-495-2901INTERCHANGEABLE
O-RING LA3
07.0711.0149
4140-01-539-4354INTERCHANGEABLE
FAN,TUBEAXIAL

Frequently Asked Questions

What is NSN 2805-00-382-8000?

NSN 2805-00-382-8000 is a Insert,engine Valve Seat, manufactured by Colson Corp the, classified under FSC 2805 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2805-00-382-8000?

NSN 2805-00-382-8000 has 13 cross-referenced part numbers: 25421 (Colson Corp the), F400A00288 (Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc), 28511 (Mitsubishi Caterpillar Forklift America, Inc), F400A00288010 (Teledyne Continental Motors Industrial Products Div Teledyne Industries Inc Sub of Teledyne Inc), 028511 (Caterpillar Inc Div Caterpillar Defense) and 8 more.

What NSN replaces 2805-00-382-8000?

There are 12 known substitutes for 2805-00-382-8000: 6145-00-023-6941, 3110-00-100-8575, 5342-00-209-7464 and 9 more. Verify interchangeability with system specifications before substitution.

Is NSN 2805-00-382-8000 still in active supply?

NSN 2805-00-382-8000 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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