PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51443Filter,fluid

Pti Technologies Inc. · NSN 2910-00-730-8377 · FSC 2910 · No Item Name Available
Verified by PartsTable
NSN 2910-00-730-8377 — this item is cataloged by the U.S. Government under National Stock Number 2910-00-730-8377. Primary manufacturer part number: 51443.
Features
  • Filter,fluid — FSC 2910
  • Material: ALUMINUM BODY
  • Body Length: 3.125 INCHES NOMINAL IN
  • First Intake Connection Type: THREADED INTERNAL TUBE HEAD SIDE
  • First Discharge Connection Relationship to Intake Connection: IDENTICAL TO FIRST INTAKE CONNECTION
  • First Intake Thread Series Designator: UNF
  • Design Type: REUSABLE
  • Media for Which Designed: FUEL/OIL, HYDROCARBON
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
  • Applications requiring Aluminum Body construction
General Description

The Filter,fluid, cataloged under National Stock Number 2910-00-730-8377, is classified within Federal Supply Class 2910 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Pti Technologies Inc.. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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
NSN2910-00-730-8377
Primary Part Number51443
Item NameFilter,fluid
FSC / FSG2910 / 29 — No Item Name Available
ManufacturerPti Technologies Inc.
StatusACTIVE
MaterialALUMINUM BODY
Body Length3.125 INCHES NOMINAL IN
First Intake Connection TypeTHREADED INTERNAL TUBE HEAD SIDE
First Discharge Connection Relationship to Intake ConnectionIDENTICAL TO FIRST INTAKE CONNECTION
First Intake Thread Series DesignatorUNF
Design TypeREUSABLE
Media for Which DesignedFUEL/OIL, HYDROCARBON
Style DesignatorTEE TYPE (HYDRAULIC)
Mounting Hole Quantity2
MaterialCELLULOSE FILTERING MEDIUM
First Intake Nominal Thread Size0.750 INCHES IN
Filtering Element Quantity1
Mounting TypeUNTHREADED HOLE HEAD
Mounting Hole Diameter0.265 INCHES NOMINAL IN
Filtering System for Which DesignedFULL FLOW
First Intake Thread DirectionRIGHT-HAND
First Intake Thread Class2B
Distance Between Mounting Hole Centers3.125 INCHES NOMINAL IN
Filtering Media DesignCORRUGATED SINGLE FILTERING MEDIA RESPONSE
Body Height6.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5331-00-136-86721443 INTERCHANGEABLE
O-Ring
Graham-White Manufacturing Co Div Graham-White Manufacturing Co. Inc.
5136-00-156-3046 INTERCHANGEABLE
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2540-00-317-972051443 INTERCHANGEABLE
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Trico Products Corporation
5920-00-497-19161443 INTERCHANGEABLE
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Littelfuse, Inc.
6130-00-500-09741443 INTERCHANGEABLE
Rectifier,metallic
Nault Robert Dba Tdr Electronics
5930-00-548-996757-2361 INTERCHANGEABLE
Switch,rotary
Crane Electronics, Inc.
3433-00-876-6994854-4403 INTERCHANGEABLE
Tip,cutting Torch
Boc Group Inc the
4820-00-964-5643 INTERCHANGEABLE
Piston,valve
4820-01-089-722231000700 INTERCHANGEABLE
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Warren Controls, Inc.
5998-01-120-6470654P5042-801 INTERCHANGEABLE
Circuit Card Assembly
Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company
Cross-Reference Index
Part NumberManufacturer
51443 Arvinmeritor Inc (USA)
51443 PRIMARY Pti Technologies Inc. (USA)
1443 Arvinmeritor Inc (USA)
Related Parts
5331-00-136-8672INTERCHANGEABLE
O-RING
1443
5136-00-156-3046INTERCHANGEABLE
CHASERS,THREAD CUTTING
2540-00-317-9720INTERCHANGEABLE
MOTOR,WINDSHIELD WIPER,VACUUM
51443
5920-00-497-1916INTERCHANGEABLE
FUSE,CARTRIDGE
1443
6130-00-500-0974INTERCHANGEABLE
RECTIFIER,METALLIC
1443
5930-00-548-9967INTERCHANGEABLE
SWITCH,ROTARY
57-2361
3433-00-876-6994INTERCHANGEABLE
TIP,CUTTING TORCH
854-4403
4820-00-964-5643INTERCHANGEABLE
PISTON,VALVE
4820-01-089-7222INTERCHANGEABLE
SEAT,VALVE
31000700
5998-01-120-6470INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
654P5042-801
5310-01-205-8966INTERCHANGEABLE
NUT,PLAIN,HEXAGON
1443
5962-01-220-5267INTERCHANGEABLE
MICROCIRCUIT,LINEAR

Frequently Asked Questions

What is NSN 2910-00-730-8377?

NSN 2910-00-730-8377 is a Filter,fluid, manufactured by Pti Technologies Inc., classified under FSC 2910 (No Item Name Available). Status: active.

What are the part numbers for NSN 2910-00-730-8377?

NSN 2910-00-730-8377 has 3 cross-referenced part numbers: 51443 (Arvinmeritor Inc), 51443 (Pti Technologies Inc.), 1443 (Arvinmeritor Inc).

What NSN replaces 2910-00-730-8377?

There are 12 known substitutes for 2910-00-730-8377: 5331-00-136-8672, 5136-00-156-3046, 2540-00-317-9720 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 51443?

Key specifications for 51443: Material: ALUMINUM BODY; Body Length: 3.125 INCHES NOMINAL IN; First Intake Connection Type: THREADED INTERNAL TUBE HEAD SIDE; First Discharge Connection Relationship to Intake Connection: IDENTICAL TO FIRST INTAKE CONNECTION. 20 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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