PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40840Thermostat,flow Control

Aeroil Products Co Inc · NSN 6685-00-605-0699 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-605-0699 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-605-0699. Primary manufacturer part number: 40840.
Features
  • Thermostat,flow Control — FSC 6685
  • 1 verified cross-reference
  • Primary manufacturer: Aeroil Products Co Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Thermostat,flow Control, cataloged under National Stock Number 6685-00-605-0699, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Aeroil Products Co Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameThermostat,flow Control
FSC / FSG6685 — No Item Name Available (FSG 66)
ManufacturersAeroil Products Co Inc (CAGE 70142)
Technical Specifications
ParameterValue
NSN6685-00-605-0699
Primary Part Number40840
Item NameThermostat,flow Control
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAeroil Products Co Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5310-00-435-5839NAS1288-3W INTERCHANGEABLE
Washer,concave
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5950-00-500-2707213307-4 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5310-00-685-329115163P INTERCHANGEABLE
Nut,plain,round
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5962-01-110-1614 INTERCHANGEABLE
Microcircuit
3120-01-138-5350 INTERCHANGEABLE
Bushing,sleeve
4940-01-185-180140840 INTERCHANGEABLE
Holder,maintenance Fixture,multi
Meggitt Defense Systems, Inc. Dba Meggitt Defense Systems Inc
9540-01-296-912440840 INTERCHANGEABLE
Structural Section,special Shape
Aluminum Co of America
6550-01-641-641740840 INTERCHANGEABLE
Platelet Diluting Solution
Terumo Bct Inc Dba Caridianbct Inc
Cross-Reference Index
Part NumberManufacturer
40840 PRIMARY Aeroil Products Co Inc (USA)
Related Parts
5310-00-435-5839INTERCHANGEABLE
WASHER,CONCAVE
NAS1288-3W
5950-00-500-2707INTERCHANGEABLE
TRANSFORMER,POWER
213307-4
5310-00-685-3291INTERCHANGEABLE
NUT,PLAIN,ROUND
15163P
5962-01-110-1614INTERCHANGEABLE
MICROCIRCUIT
3120-01-138-5350INTERCHANGEABLE
BUSHING,SLEEVE
4940-01-185-1801INTERCHANGEABLE
HOLDER,MAINTENANCE FIXTURE,MULTI
40840
9540-01-296-9124INTERCHANGEABLE
STRUCTURAL SECTION,SPECIAL SHAPE
40840
6550-01-641-6417INTERCHANGEABLE
PLATELET DILUTING SOLUTION
40840

Frequently Asked Questions

What is NSN 6685-00-605-0699?

NSN 6685-00-605-0699 is a Thermostat,flow Control, manufactured by Aeroil Products Co Inc, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-00-605-0699?

NSN 6685-00-605-0699 has 1 cross-referenced part number: 40840 (Aeroil Products Co Inc).

What NSN replaces 6685-00-605-0699?

There are 8 known substitutes for 6685-00-605-0699: 5310-00-435-5839, 5950-00-500-2707, 5310-00-685-3291 and 5 more. Verify interchangeability with system specifications before substitution.

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