PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BT-251Filter Element,fluid

Baldwin Filters · NSN 2940-01-080-3861 · FSC 2940 · No Item Name Available
Verified by PartsTable
NSN 2940-01-080-3861 — this item is cataloged by the U.S. Government under National Stock Number 2940-01-080-3861. Primary manufacturer part number: BT-251.
Features
  • Filter Element,fluid — FSC 2940
  • 29 verified cross-references
  • Primary manufacturer: Baldwin Filters
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Filter Element,fluid, cataloged under National Stock Number 2940-01-080-3861, is classified within Federal Supply Class 2940 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Baldwin Filters. This item has 29 commercial cross-references from 21 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 NameFilter Element,fluid
FSC / FSG2940 — No Item Name Available (FSG 29)
ManufacturersBlumaq (CAGE FAJ85); Massey-Ferguson Inc (CAGE 22081); Perkins Engines Inc (CAGE 13446); Donaldson Company, Inc. (CAGE 18265); Arvinmeritor Inc (CAGE 64829)
Technical Specifications
ParameterValue
NSN2940-01-080-3861
Primary Part NumberBT-251
Item NameFilter Element,fluid
FSC / FSG2940 / 29 — No Item Name Available
ManufacturerBaldwin Filters
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5940-00-050-6213C77 INTERCHANGEABLE
Terminal,lug
Abb Installation Products Inc
2940-00-065-13951773 INTERCHANGEABLE
Filter Element,air
Supreme Supply Co Inc Dba Supreme Supply Co Inc
5950-00-069-7069 INTERCHANGEABLE
Transformer,power
3110-00-156-4706 INTERCHANGEABLE
Bearing,ball,annular
4820-00-162-3247OR17Z C INTERCHANGEABLE
Valve,angle
Brass Craft Mfg Co Sub of Masco Corp
5365-00-216-9167 INTERCHANGEABLE
Ring,split Thrust
5930-00-259-6911 INTERCHANGEABLE
Switch,lever
7920-00-262-86027920002628602 INTERCHANGEABLE
Brush,wire,scratch
Gordon Brush Mfg. Co., Inc.
5330-00-286-7123212116M1 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
9535-00-288-3662R17 INTERCHANGEABLE
Sheet,metal
Diamond Manufacturing Company
Cross-Reference Index
Part NumberManufacturer
VOE3978603 Blumaq (FRA)
1034065-M91 Massey-Ferguson Inc (USA)
2554407 Perkins Engines Inc (USA)
P554407 Donaldson Company, Inc. (USA)
R-17 Arvinmeritor Inc (USA)
D3HZ-6731-B Ford Motor Company (USA)
51459 Wix Corp (USA)
6665984 Arvinmeritor Inc (USA)
FL-299 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
P426 Hastings Manufacturing Co Div Hastings Manufacturing Company (USA)
PH299 Luber-Finer Inc Sub of Champion Laboratories Inc Affil of Uis Inc (USA)
251755 Hyster-Yale Group, Inc. (USA)
LF787 Cummins Filtration Inc Dba Fleetguard Div Cummins Inc (USA)
51773 Auto Parts Italia Srl (ITA)
LF699 Fleetguard Inc Div of Cummins Engine Co (USA)
86810 Davey Compressor Co Div of Keco Industries Inc (USA)
1773 National Automotive Parts Assn/napa/ (USA)
BT-251 PRIMARY Baldwin Filters (USA)
51773 Wix Corp (USA)
6695905 Arvinmeritor Inc (USA)
Related Parts
5940-00-050-6213INTERCHANGEABLE
TERMINAL,LUG
C77
2940-00-065-1395INTERCHANGEABLE
FILTER ELEMENT,AIR
1773
5950-00-069-7069INTERCHANGEABLE
TRANSFORMER,POWER
3110-00-156-4706INTERCHANGEABLE
BEARING,BALL,ANNULAR
4820-00-162-3247INTERCHANGEABLE
VALVE,ANGLE
OR17Z C
5365-00-216-9167INTERCHANGEABLE
RING,SPLIT THRUST
5930-00-259-6911INTERCHANGEABLE
SWITCH,LEVER
7920-00-262-8602INTERCHANGEABLE
BRUSH,WIRE,SCRATCH
7920002628602
5330-00-286-7123INTERCHANGEABLE
SEAL,PLAIN ENCASED
212116M1
9535-00-288-3662INTERCHANGEABLE
SHEET,METAL
R17
5310-00-403-1513INTERCHANGEABLE
WASHER,SPRING TENSION
1459
2530-00-426-9765INTERCHANGEABLE
ROD ASSEMBLY

Frequently Asked Questions

What is NSN 2940-01-080-3861?

NSN 2940-01-080-3861 is a Filter Element,fluid, manufactured by Baldwin Filters, classified under FSC 2940 (No Item Name Available). Status: active.

What are the part numbers for NSN 2940-01-080-3861?

NSN 2940-01-080-3861 has 29 cross-referenced part numbers: VOE3978603 (Blumaq), 1034065-M91 (Massey-Ferguson Inc), 2554407 (Perkins Engines Inc), P554407 (Donaldson Company, Inc.), R-17 (Arvinmeritor Inc) and 24 more.

What NSN replaces 2940-01-080-3861?

There are 12 known substitutes for 2940-01-080-3861: 5940-00-050-6213, 2940-00-065-1395, 5950-00-069-7069 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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