PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LD265505Projectile,5 Inch 54 Caliber

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 1320-00-774-9750 · FSC 1320 · No Item Name Available
Verified by PartsTable
NSN 1320-00-774-9750 — this item is cataloged by the U.S. Government under National Stock Number 1320-00-774-9750. Primary manufacturer part number: LD265505.
Features
  • Projectile,5 Inch 54 Caliber — FSC 1320
  • Supplementary Charge: NOT INCLUDED
  • Model Number: MK 41 MOD 0
  • Tracer Element: NOT INCLUDED
  • Dot Identification Number: UN0016
  • Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY FUZE TYPE,FUZE MODEL NUMBER,SELF-DESTROYING FEATURE,BURST COLOR
  • Package Reference Number: WR54/6B US NAVY
  • Fuze Model Number: MK 73 MOD 0,2 OR 4
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Projectile,5 Inch 54 Caliber, cataloged under National Stock Number 1320-00-774-9750, is classified within Federal Supply Class 1320 (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 23 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
NSN1320-00-774-9750
Primary Part NumberLD265505
Item NameProjectile,5 Inch 54 Caliber
FSC / FSG1320 / 13 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Supplementary ChargeNOT INCLUDED
Model NumberMK 41 MOD 0
Tracer ElementNOT INCLUDED
Dot Identification NumberUN0016
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY FUZE TYPE,FUZE MODEL NUMBER,SELF-DESTROYING FEATURE,BURST COLOR
Package Reference NumberWR54/6B US NAVY
Fuze Model NumberMK 73 MOD 0,2 OR 4
Unit Package TypePALLET, ADAPTER AND PALLET, METAL
Booster Model NumberMK 44 ALL MODS OR MK 30 MOD 0
Dot Registration CodeEX1988030286
Hazardous Material Classification Code1.3 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION AND G STORAGE COMPATIBILITY GROUP
Fuze TypePROXIMITY
Design TypeNONFRAGMENTATION
Unable to DecodeUNABLE TO DECODE
Gross Weight3723.0 SHIPPING CONTAINER POUNDS AND 3723.0 PALLET FLEET, US NAVY POUNDS
Primary Filler MaterialCOLOR BURST UNIT
Unable to DecodeUNABLE TO DECODE
Proximity Fuze AdaptabilityADAPTABLE
Burst ColorRED
Dod Ammunition Code1320-D333
Net Explosive Weight1.048000 TRANSPORTATION POUNDS AND 1.048000 STORAGE POUNDS
Dot Proper Shipping NameAMMUNITION,SMOKE
Self-Destroying FeatureINCLUDED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1320-00-039-3320 INTERCHANGEABLE
Projectile,5 Inch 54 Caliber
1320-00-039-3329 INTERCHANGEABLE
Projectile,5 Inch 54 Caliber
1320-00-039-3337515204 INTERCHANGEABLE
Projectile,5 Inch 54 Caliber
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
1320-00-039-33381380868 INTERCHANGEABLE
Projectile,5 Inch 54 Caliber
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
1320-00-039-4640 INTERCHANGEABLE
Projectile Subassembly
1320-00-518-3942515226-10 INTERCHANGEABLE
Projectile,5 Inch 54 Caliber
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
1320-00-518-3950515226-4 INTERCHANGEABLE
Projectile,5 Inch 54 Caliber
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
1320-00-540-9256 INTERCHANGEABLE
Projectile,5 Inch 54 Caliber
1320-00-540-9257 INTERCHANGEABLE
Projectile,5 Inch 54 Caliber
1320-00-540-9258 INTERCHANGEABLE
Projectile,5 Inch 54 Caliber
Cross-Reference Index
Part NumberManufacturer
LD265505 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
515221 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
1320-D333 Department of Defense Ammunition Code Assigned and Promulgated by Characteristics and Taxomony Branch Defense Logistics (USA)
Related Parts
1320-00-039-3320INTERCHANGEABLE
PROJECTILE,5 INCH 54 CALIBER
1320-00-039-3329INTERCHANGEABLE
PROJECTILE,5 INCH 54 CALIBER
1320-00-039-3337INTERCHANGEABLE
PROJECTILE,5 INCH 54 CALIBER
515204
1320-00-039-3338INTERCHANGEABLE
PROJECTILE,5 INCH 54 CALIBER
1380868
1320-00-039-4640INTERCHANGEABLE
PROJECTILE SUBASSEMBLY
1320-00-518-3942INTERCHANGEABLE
PROJECTILE,5 INCH 54 CALIBER
515226-10
1320-00-518-3950INTERCHANGEABLE
PROJECTILE,5 INCH 54 CALIBER
515226-4
1320-00-540-9256INTERCHANGEABLE
PROJECTILE,5 INCH 54 CALIBER
1320-00-540-9257INTERCHANGEABLE
PROJECTILE,5 INCH 54 CALIBER
1320-00-540-9258INTERCHANGEABLE
PROJECTILE,5 INCH 54 CALIBER
1320-00-560-2087INTERCHANGEABLE
PROJECTILE,5 INCH 54 CALIBER
1320-00-773-6940INTERCHANGEABLE
PROJECTILE,5 INCH 54 CALIBER

Frequently Asked Questions

What is NSN 1320-00-774-9750?

NSN 1320-00-774-9750 is a Projectile,5 Inch 54 Caliber, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 1320 (No Item Name Available). Status: active.

What are the part numbers for NSN 1320-00-774-9750?

NSN 1320-00-774-9750 has 3 cross-referenced part numbers: LD265505 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 515221 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 1320-D333 (Department of Defense Ammunition Code Assigned and Promulgated by Characteristics and Taxomony Branch Defense Logistics).

What NSN replaces 1320-00-774-9750?

There are 12 known substitutes for 1320-00-774-9750: 1320-00-039-3320, 1320-00-039-3329, 1320-00-039-3337 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of LD265505?

Key specifications for LD265505: Supplementary Charge: NOT INCLUDED; Model Number: MK 41 MOD 0; Tracer Element: NOT INCLUDED; Dot Identification Number: UN0016. 23 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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