PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

81550Cover,tank

Hydro-Aire Aerospace Corp · NSN 1650-00-923-1076 · FSC 1650 · No Item Name Available
Verified by PartsTable
NSN 1650-00-923-1076 — this item is cataloged by the U.S. Government under National Stock Number 1650-00-923-1076. Primary manufacturer part number: 81550.
Features
  • Cover,tank — FSC 1650
  • General Characteristics Item Description: AL ALLOY 6061-T6;ANODIZE PER MIL-A-8625 TYPE I;6.483 IN.OD;0.740 IN.THK;2 PORTS 0.690 IN.DIA,LOCATED 5.000 IN.CTR TO CTR IN
  • 1 verified cross-reference
  • Primary manufacturer: Hydro-Aire Aerospace Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cover,tank, cataloged under National Stock Number 1650-00-923-1076, is classified within Federal Supply Class 1650 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Hydro-Aire Aerospace Corp. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1650-00-923-1076
Primary Part Number81550
Item NameCover,tank
FSC / FSG1650 / 16 — No Item Name Available
ManufacturerHydro-Aire Aerospace Corp
StatusACTIVE
General Characteristics Item DescriptionAL ALLOY 6061-T6;ANODIZE PER MIL-A-8625 TYPE I;6.483 IN.OD;0.740 IN.THK;2 PORTS 0.690 IN.DIA,LOCATED 5.000 IN.CTR TO CTR IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6105-00-006-7745 INTERCHANGEABLE
Motor,alternating Current
2925-00-315-838422373 INTERCHANGEABLE
Harness Assembly,engine
Vse Aviation, Inc.
5935-00-500-94271408021A000-000 INTERCHANGEABLE
Connector,plug,electrical
Delta Electronics Manufacturing Corp Div Delta Electronics Mfg. Corp.
6530-01-325-4357815-50 INTERCHANGEABLE
Shelf,linen Storage
Tri W-G Inc.
Cross-Reference Index
Part NumberManufacturer
81550 PRIMARY Hydro-Aire Aerospace Corp (USA)
Related Parts
6105-00-006-7745INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
2925-00-315-8384INTERCHANGEABLE
HARNESS ASSEMBLY,ENGINE
22373
5935-00-500-9427INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
1408021A000-000
6530-01-325-4357INTERCHANGEABLE
SHELF,LINEN STORAGE
815-50

Frequently Asked Questions

What is NSN 1650-00-923-1076?

NSN 1650-00-923-1076 is a Cover,tank, manufactured by Hydro-Aire Aerospace Corp, classified under FSC 1650 (No Item Name Available). Status: active.

What are the part numbers for NSN 1650-00-923-1076?

NSN 1650-00-923-1076 has 1 cross-referenced part number: 81550 (Hydro-Aire Aerospace Corp).

What NSN replaces 1650-00-923-1076?

There are 4 known substitutes for 1650-00-923-1076: 6105-00-006-7745, 2925-00-315-8384, 5935-00-500-9427 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 81550?

Key specifications for 81550: General Characteristics Item Description: AL ALLOY 6061-T6;ANODIZE PER MIL-A-8625 TYPE I;6.483 IN.OD;0.740 IN.THK;2 PORTS 0.690 IN.DIA,LOCATED 5.000 IN.CTR TO CTR 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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