PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

55760Transmission,ball R

Orbit International Corp. Div Orbit Instrument · NSN 1285-00-309-3186 · FSC 1285 · No Item Name Available
Verified by PartsTable
NSN 1285-00-309-3186 — this item is cataloged by the U.S. Government under National Stock Number 1285-00-309-3186. Primary manufacturer part number: 55760.
Features
  • Transmission,ball R — FSC 1285
  • 3 verified cross-references
  • Primary manufacturer: Orbit International Corp. Div Orbit Instrument
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transmission,ball R, cataloged under National Stock Number 1285-00-309-3186, is classified within Federal Supply Class 1285 (No Item Name Available) of the Fire Control Equipment group. The primary manufacturer of record is Orbit International Corp. Div Orbit Instrument. 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: Active.

Catalog Facts
Item NameTransmission,ball R
FSC / FSG1285 — No Item Name Available (FSG 12)
ManufacturersLockheed Martin Corporation Div Rms - Mitchel Field (CAGE 56232); Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (CAGE 10001); Orbit International Corp. Div Orbit Instrument (CAGE 11263)
Technical Specifications
ParameterValue
NSN1285-00-309-3186
Primary Part Number55760
Item NameTransmission,ball R
FSC / FSG1285 / 12 — No Item Name Available
ManufacturerOrbit International Corp. Div Orbit Instrument
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
2530-00-529-420945Z225 INTERCHANGEABLE
Parts Kit,hydraulic Brake Wheel
Morris Material Handling, Inc.
4820-01-023-577755760C010 INTERCHANGEABLE
Parts Kit,butterfly Valve
Norriseal Norris Values Div Dba Dover Co
5962-01-098-1030LM140LAH-12/883C INTERCHANGEABLE
Microcircuit,linear
National Semiconductor Corporation
Cross-Reference Index
Part NumberManufacturer
561951 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
2919974 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
55760 PRIMARY Orbit International Corp. Div Orbit Instrument (USA)
Related Parts
2530-00-529-4209INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE WHEEL
45Z225
4820-01-023-5777INTERCHANGEABLE
PARTS KIT,BUTTERFLY VALVE
55760C010
5962-01-098-1030INTERCHANGEABLE
MICROCIRCUIT,LINEAR
LM140LAH-12/883C

Frequently Asked Questions

What is NSN 1285-00-309-3186?

NSN 1285-00-309-3186 is a Transmission,ball R, manufactured by Orbit International Corp. Div Orbit Instrument, classified under FSC 1285 (No Item Name Available). Status: active.

What are the part numbers for NSN 1285-00-309-3186?

NSN 1285-00-309-3186 has 3 cross-referenced part numbers: 561951 (Lockheed Martin Corporation Div Rms - Mitchel Field), 2919974 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 55760 (Orbit International Corp. Div Orbit Instrument).

What NSN replaces 1285-00-309-3186?

There are 3 known substitutes for 1285-00-309-3186: 2530-00-529-4209, 4820-01-023-5777, 5962-01-098-1030. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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