PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1665620Booster,fuze

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 1390-00-714-9051 · FSC 1390 · No Item Name Available
Verified by PartsTable
NSN 1390-00-714-9051 — this item is cataloged by the U.S. Government under National Stock Number 1390-00-714-9051. Primary manufacturer part number: 1665620.
Features
  • Booster,fuze — FSC 1390
  • Dod Ammunition Code: 1390-N631
  • Diameter: 1.315 INCHES NOMINAL IN
  • Hazardous Material Classification Code: 1.1 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION
  • Model Number: MK39 MOD 0
  • Net Explosive Weight: 0.0589 STORAGE POUNDS AND 0.0589 TRANSPORTATION POUNDS
  • Dot Registration Code: EX1988040642
  • Dot Proper Shipping Name: BOOSTERS
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Booster,fuze, cataloged under National Stock Number 1390-00-714-9051, is classified within Federal Supply Class 1390 (No Item Name Available) of the Ammunition and Explosives group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1390-00-714-9051
Primary Part Number1665620
Item NameBooster,fuze
FSC / FSG1390 / 13 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Dod Ammunition Code1390-N631
Diameter1.315 INCHES NOMINAL IN
Hazardous Material Classification Code1.1 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION
Model NumberMK39 MOD 0
Net Explosive Weight0.0589 STORAGE POUNDS AND 0.0589 TRANSPORTATION POUNDS
Dot Registration CodeEX1988040642
Dot Proper Shipping NameBOOSTERS
Dot Identification NumberUN0042
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5920-00-931-652816656-0020 INTERCHANGEABLE
Fuse,cartridge
Sypris Electronics, Llc
Cross-Reference Index
Part NumberManufacturer
1390-N631 Department of Defense Ammunition Code Assigned and Promulgated by Characteristics and Taxomony Branch Defense Logistics (USA)
1665620 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
5920-00-931-6528INTERCHANGEABLE
FUSE,CARTRIDGE
16656-0020

Frequently Asked Questions

What is NSN 1390-00-714-9051?

NSN 1390-00-714-9051 is a Booster,fuze, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 1390 (No Item Name Available). Status: active.

What are the part numbers for NSN 1390-00-714-9051?

NSN 1390-00-714-9051 has 2 cross-referenced part numbers: 1390-N631 (Department of Defense Ammunition Code Assigned and Promulgated by Characteristics and Taxomony Branch Defense Logistics), 1665620 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 1390-00-714-9051?

There is 1 known substitute for 1390-00-714-9051: 5920-00-931-6528. Verify interchangeability with system specifications before substitution.

What are the specifications of 1665620?

Key specifications for 1665620: Dod Ammunition Code: 1390-N631; Diameter: 1.315 INCHES NOMINAL IN; Hazardous Material Classification Code: 1.1 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION; Overall Length: 1.078 INCHES NOMINAL IN. 10 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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