PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3909Seal,fuel Pump

Titan Pump and Engineering · NSN 2915-00-166-5321 · FSC 2915 · No Item Name Available
Verified by PartsTable
NSN 2915-00-166-5321 — this item is cataloged by the U.S. Government under National Stock Number 2915-00-166-5321. Primary manufacturer part number: 3909.
Features
  • Seal,fuel Pump — FSC 2915
  • 1 verified cross-reference
  • Primary manufacturer: Titan Pump and Engineering
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
General Description

The Seal,fuel Pump, cataloged under National Stock Number 2915-00-166-5321, is classified within Federal Supply Class 2915 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Titan Pump and Engineering. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2915-00-166-5321
Primary Part Number3909
Item NameSeal,fuel Pump
FSC / FSG2915 / 29 — No Item Name Available
ManufacturerTitan Pump and Engineering
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5120-00-277-1802 INTERCHANGEABLE
Nutdriver
5950-00-349-0678K7126181G1 INTERCHANGEABLE
Coil,radio Frequency
Ge Energy Rentals Dba Ge Energy Rentals
5910-00-655-0108104-0607-1 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Kearfott Corporation Div Guidance and Navigation Division
3110-01-145-1852AM45 INTERCHANGEABLE
Bearing,ball,thrust
Gwilliam Company, Inc. Div Ball & Roller Bearing Division
7930-01-397-2710 INTERCHANGEABLE
Cleaning Compound,solvent-Deterg
5110-01-429-738620SL INTERCHANGEABLE
Shears,metal Cutting,hand
Stanley Tools Div of Stanley Works
6110-01-669-0157 INTERCHANGEABLE
Controller,motor
Cross-Reference Index
Part NumberManufacturer
3909 Titan Pump and Engineering (USA)
Related Parts
5120-00-277-1802INTERCHANGEABLE
NUTDRIVER
5950-00-349-0678INTERCHANGEABLE
COIL,RADIO FREQUENCY
K7126181G1
5910-00-655-0108INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
104-0607-1
3110-01-145-1852INTERCHANGEABLE
BEARING,BALL,THRUST
AM45
7930-01-397-2710INTERCHANGEABLE
CLEANING COMPOUND,SOLVENT-DETERG
5110-01-429-7386INTERCHANGEABLE
SHEARS,METAL CUTTING,HAND
20SL
6110-01-669-0157INTERCHANGEABLE
CONTROLLER,MOTOR

Frequently Asked Questions

What is NSN 2915-00-166-5321?

NSN 2915-00-166-5321 is a Seal,fuel Pump, manufactured by Titan Pump and Engineering, classified under FSC 2915 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2915-00-166-5321?

NSN 2915-00-166-5321 has 1 cross-referenced part number: 3909 (Titan Pump and Engineering).

What NSN replaces 2915-00-166-5321?

There are 7 known substitutes for 2915-00-166-5321: 5120-00-277-1802, 5950-00-349-0678, 5910-00-655-0108 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3909?

Key specifications for 3909: End Item Identification: 29155954875. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2915-00-166-5321 still in active supply?

NSN 2915-00-166-5321 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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