PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AN5851-1Sextant,bubble

Aeronautical Standards Group Dept of Navy and Air Force · NSN 6605-00-663-8437 · FSC 6605 · No Item Name Available
Verified by PartsTable
NSN 6605-00-663-8437 — this item is cataloged by the U.S. Government under National Stock Number 6605-00-663-8437. Primary manufacturer part number: AN5851-1.
Features
  • Sextant,bubble — FSC 6605
  • Altitude Range in Deg: -10.0 TO 100.0
  • Operating Time in Minutes: 2.0
  • Averaging Device Type: CHRONOMETRIC
  • Accessory Components and Quantity: 1 WOOD CARRYING CASE; 1 ELEC CONNECTOR; 1 SPARE BULB LAMP; 1 SUSPENSION ARM
  • Mounting Method: RING
  • 3 verified cross-references
  • Primary manufacturer: Aeronautical Standards Group Dept of Navy and Air Force
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Sextant,bubble, cataloged under National Stock Number 6605-00-663-8437, is classified within Federal Supply Class 6605 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Aeronautical Standards Group Dept of Navy and Air Force. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6605-00-663-8437
Primary Part NumberAN5851-1
Item NameSextant,bubble
FSC / FSG6605 / 66 — No Item Name Available
ManufacturerAeronautical Standards Group Dept of Navy and Air Force
StatusACTIVE
Altitude Range in Deg-10.0 TO 100.0
Operating Time in Minutes2.0
Averaging Device TypeCHRONOMETRIC
Accessory Components and Quantity1 WOOD CARRYING CASE; 1 ELEC CONNECTOR; 1 SPARE BULB LAMP; 1 SUSPENSION ARM
Mounting MethodRING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
6605-00-223-22013014-1A INTERCHANGEABLE
Sextant,bubble
Mission Systems Davenport Inc.
6605-00-237-8305 INTERCHANGEABLE
Sextant,bubble
6605-00-346-14081972-02 INTERCHANGEABLE
Sextant,bubble
Elbitamerica, Inc.
6605-00-663-84413014-1D INTERCHANGEABLE
Sextant,bubble
Mission Systems Davenport Inc.
5945-01-387-5984 INTERCHANGEABLE
Relay,electromagnetic
5315-01-632-488430/14-2C INTERCHANGEABLE
Pin,spindle,handle Mount
Coastal Marine Equipment, Inc
Cross-Reference Index
Part NumberManufacturer
AN5851-1 Aeronautical Standards Group Dept of Navy and Air Force (USA)
3014-2C Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA)
3014-2C Honeywell Aerospatiale Inc (CAN)
Related Parts
6605-00-223-2201INTERCHANGEABLE
SEXTANT,BUBBLE
3014-1A
6605-00-237-8305INTERCHANGEABLE
SEXTANT,BUBBLE
6605-00-346-1408INTERCHANGEABLE
SEXTANT,BUBBLE
1972-02
6605-00-663-8441INTERCHANGEABLE
SEXTANT,BUBBLE
3014-1D
5945-01-387-5984INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5315-01-632-4884INTERCHANGEABLE
PIN,SPINDLE,HANDLE MOUNT
30/14-2C

Frequently Asked Questions

What is NSN 6605-00-663-8437?

NSN 6605-00-663-8437 is a Sextant,bubble, manufactured by Aeronautical Standards Group Dept of Navy and Air Force, classified under FSC 6605 (No Item Name Available). Status: active.

What are the part numbers for NSN 6605-00-663-8437?

NSN 6605-00-663-8437 has 3 cross-referenced part numbers: AN5851-1 (Aeronautical Standards Group Dept of Navy and Air Force), 3014-2C (Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems), 3014-2C (Honeywell Aerospatiale Inc).

What NSN replaces 6605-00-663-8437?

There are 6 known substitutes for 6605-00-663-8437: 6605-00-223-2201, 6605-00-237-8305, 6605-00-346-1408 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AN5851-1?

Key specifications for AN5851-1: Overall Width: 5.312 INCHES NOMINAL IN; Overall Height: 7.375 INCHES NOMINAL IN; Altitude Range in Deg: -10.0 TO 100.0; Operating Time in Minutes: 2.0. 8 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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