PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

DP1-5900-1Housing,humidity Indicator

Aerodri Corp Keco Industries Inc Div · NSN 6685-01-100-9788 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-01-100-9788 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-100-9788. Primary manufacturer part number: DP1-5900-1.
Features
  • Housing,humidity Indicator — FSC 6685
  • General Characteristics Item Description: CYLINDER 1.500 IN. OD; 1-1/8 IN. - 12 UNF THD BOTH ENDS; 3.875 IN. LG IN
  • 2 verified cross-references
  • Primary manufacturer: Aerodri Corp Keco Industries Inc Div
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Housing,humidity Indicator, cataloged under National Stock Number 6685-01-100-9788, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Aerodri Corp Keco Industries Inc Div. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-01-100-9788
Primary Part NumberDP1-5900-1
Item NameHousing,humidity Indicator
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAerodri Corp Keco Industries Inc Div
StatusACTIVE
General Characteristics Item DescriptionCYLINDER 1.500 IN. OD; 1-1/8 IN. - 12 UNF THD BOTH ENDS; 3.875 IN. LG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
1650-00-102-435966918 INTERCHANGEABLE
Trunnion,post
Parker Hannifin Corporation Div Hydraulic Systems Division
3110-00-156-3502135-0000 INTERCHANGEABLE
Bearing,ball,annular
Empire Generator Corporation
5955-00-924-7250413510-18 INTERCHANGEABLE
Crystal Unit,quartz
Raytheon Company Dba Raytheon
Cross-Reference Index
Part NumberManufacturer
66918 Davey Compressor Co Div of Keco Industries Inc (USA)
DP1-5900-1 PRIMARY Aerodri Corp Keco Industries Inc Div (USA)
Related Parts
1650-00-102-4359INTERCHANGEABLE
TRUNNION,POST
66918
3110-00-156-3502INTERCHANGEABLE
BEARING,BALL,ANNULAR
135-0000
5955-00-924-7250INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
413510-18

Frequently Asked Questions

What is NSN 6685-01-100-9788?

NSN 6685-01-100-9788 is a Housing,humidity Indicator, manufactured by Aerodri Corp Keco Industries Inc Div, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-01-100-9788?

NSN 6685-01-100-9788 has 2 cross-referenced part numbers: 66918 (Davey Compressor Co Div of Keco Industries Inc), DP1-5900-1 (Aerodri Corp Keco Industries Inc Div).

What NSN replaces 6685-01-100-9788?

There are 3 known substitutes for 6685-01-100-9788: 1650-00-102-4359, 3110-00-156-3502, 5955-00-924-7250. Verify interchangeability with system specifications before substitution.

What are the specifications of DP1-5900-1?

Key specifications for DP1-5900-1: General Characteristics Item Description: CYLINDER 1.500 IN. OD; 1-1/8 IN. - 12 UNF THD BOTH ENDS; 3.875 IN. LG IN. 1 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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