PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1287-01Sextant,bubble

Elbitamerica, Inc. · NSN 6605-00-526-4421 · FSC 6605 · No Item Name Available
Verified by PartsTable
NSN 6605-00-526-4421 — this item is cataloged by the U.S. Government under National Stock Number 6605-00-526-4421. Primary manufacturer part number: 1287-01.
Features
  • Sextant,bubble — FSC 6605
  • Tube Length: 10.250 INCHES NOMINAL IN
  • Tube Diameter: 1.375 INCHES NOMINAL IN
  • Altitude Range in Deg: -10.0 TO 92.0
  • Averaging Device Type: BALL AND DISK INTEGRATING VARIABLE TIME
  • Operating Time in Minutes: 2.0
  • 3 verified cross-references
  • Primary manufacturer: Elbitamerica, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Sextant,bubble, cataloged under National Stock Number 6605-00-526-4421, is classified within Federal Supply Class 6605 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Elbitamerica, Inc.. 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6605-00-526-4421
Primary Part Number1287-01
Item NameSextant,bubble
FSC / FSG6605 / 66 — No Item Name Available
ManufacturerElbitamerica, Inc.
StatusCANCELLED
Tube Length10.250 INCHES NOMINAL IN
Tube Diameter1.375 INCHES NOMINAL IN
Altitude Range in Deg-10.0 TO 92.0
Averaging Device TypeBALL AND DISK INTEGRATING VARIABLE TIME
Operating Time in Minutes2.0
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5310-00-641-0192 INTERCHANGEABLE
Washer,flat
3040-01-337-625412870-1 INTERCHANGEABLE
Spindle,mechanically Actuated
B.w. Elliott Manufacturing Co., Llc
5935-01-548-647012870-1 INTERCHANGEABLE
Connector,plug,electrical
Honeywell Intl Inc Defense Avionics Systems
Cross-Reference Index
Part NumberManufacturer
MS28011-1 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
1287-01 PRIMARY Elbitamerica, Inc. (USA)
MILS5807BASICPTMS28011-1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5310-00-641-0192INTERCHANGEABLE
WASHER,FLAT
3040-01-337-6254INTERCHANGEABLE
SPINDLE,MECHANICALLY ACTUATED
12870-1
5935-01-548-6470INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
12870-1

Frequently Asked Questions

What is NSN 6605-00-526-4421?

NSN 6605-00-526-4421 is a Sextant,bubble, manufactured by Elbitamerica, Inc., classified under FSC 6605 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6605-00-526-4421?

NSN 6605-00-526-4421 has 3 cross-referenced part numbers: MS28011-1 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 1287-01 (Elbitamerica, Inc.), MILS5807BASICPTMS28011-1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 6605-00-526-4421?

There are 3 known substitutes for 6605-00-526-4421: 5310-00-641-0192, 3040-01-337-6254, 5935-01-548-6470. Verify interchangeability with system specifications before substitution.

What are the specifications of 1287-01?

Key specifications for 1287-01: Overall Height: 15.000 INCHES NOMINAL IN; Tube Length: 10.250 INCHES NOMINAL IN; Tube Diameter: 1.375 INCHES NOMINAL IN; Overall Length: 8.750 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6605-00-526-4421 still in active supply?

NSN 6605-00-526-4421 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.
PartsTable Design LLC · partstable.com