PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14690-1Mast

Dayton-Granger, Inc. · NSN 5985-00-524-6786 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-524-6786 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-524-6786. Primary manufacturer part number: 14690-1.
Features
  • Mast — FSC 5985
  • Material: PLASTIC
  • Mast Construction: ONE-PIECE
  • Base Width: 0.850 INCHES NOMINAL IN
  • Base Depth: 3.400 INCHES NOMINAL IN
  • Maximum Height: 2.052 FEET FT
  • Nondefinitive Spec/std Data: MS25048-1B PART
  • 5 verified cross-references
Applications
  • Applications requiring Plastic construction
General Description

The Mast, cataloged under National Stock Number 5985-00-524-6786, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Dayton-Granger, Inc.. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5985-00-524-6786
Primary Part Number14690-1
Item NameMast
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerDayton-Granger, Inc.
StatusCANCELLED
MaterialPLASTIC
Mast ConstructionONE-PIECE
Base Width0.850 INCHES NOMINAL IN
Base Depth3.400 INCHES NOMINAL IN
Maximum Height2.052 FEET FT
Nondefinitive Spec/std DataMS25048-1B PART
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5305-00-085-7699 INTERCHANGEABLE
Setscrew
5985-00-212-7420 INTERCHANGEABLE
Sleeve,antenna Support
5985-00-342-910613843 INTERCHANGEABLE
Coupler,antenna
Dayton-Granger, Inc.
3040-00-391-2879 INTERCHANGEABLE
Pawl
5985-00-501-1642 INTERCHANGEABLE
Antenna Subassembly
5970-00-501-1761 INTERCHANGEABLE
Insulator,bowl
5985-00-504-7200 INTERCHANGEABLE
Sleeve,antenna Support
5985-00-522-4549 INTERCHANGEABLE
Adapter,theodolite Mounting,ante
5970-00-524-6759 INTERCHANGEABLE
Insulator,feedthru
5985-00-631-4726 INTERCHANGEABLE
Adapter,antenna to Antenna Base
Cross-Reference Index
Part NumberManufacturer
14690-1 Dayton-Granger, Inc. (USA)
MIL-A-7965 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-7965 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
14690 Dayton-Granger, Inc. (USA)
MS25048-1B Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5305-00-085-7699INTERCHANGEABLE
SETSCREW
5985-00-212-7420INTERCHANGEABLE
SLEEVE,ANTENNA SUPPORT
5985-00-342-9106INTERCHANGEABLE
COUPLER,ANTENNA
13843
3040-00-391-2879INTERCHANGEABLE
PAWL
5985-00-501-1642INTERCHANGEABLE
ANTENNA SUBASSEMBLY
5970-00-501-1761INTERCHANGEABLE
INSULATOR,BOWL
5985-00-504-7200INTERCHANGEABLE
SLEEVE,ANTENNA SUPPORT
5985-00-522-4549INTERCHANGEABLE
ADAPTER,THEODOLITE MOUNTING,ANTE
5970-00-524-6759INTERCHANGEABLE
INSULATOR,FEEDTHRU
5985-00-631-4726INTERCHANGEABLE
ADAPTER,ANTENNA TO ANTENNA BASE
5999-00-652-5810INTERCHANGEABLE
CAP,ELECTRICAL
5985-00-754-6363INTERCHANGEABLE
SLEEVE,ANTENNA SUPPORT

Frequently Asked Questions

What is NSN 5985-00-524-6786?

NSN 5985-00-524-6786 is a Mast, manufactured by Dayton-Granger, Inc., classified under FSC 5985 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5985-00-524-6786?

NSN 5985-00-524-6786 has 5 cross-referenced part numbers: 14690-1 (Dayton-Granger, Inc.), MIL-A-7965 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-7965 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 14690 (Dayton-Granger, Inc.), MS25048-1B (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5985-00-524-6786?

There are 12 known substitutes for 5985-00-524-6786: 5305-00-085-7699, 5985-00-212-7420, 5985-00-342-9106 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 14690-1?

Key specifications for 14690-1: Material: PLASTIC; End Item Identification: AN/ARC-1490 ANTENNA; Mast Construction: ONE-PIECE; Base Width: 0.850 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5985-00-524-6786 still in active supply?

NSN 5985-00-524-6786 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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