PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

55525Indicator,sight,liquid

Keco Industries, Inc. · NSN 6680-01-037-5011 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-01-037-5011 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-037-5011. Primary manufacturer part number: 55525.
Features
  • Indicator,sight,liquid — FSC 6680
  • 6 verified cross-references
  • Primary manufacturer: Keco Industries, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Indicator,sight,liquid, cataloged under National Stock Number 6680-01-037-5011, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Keco Industries, Inc.. This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameIndicator,sight,liquid
FSC / FSG6680 — No Item Name Available (FSG 66)
ManufacturersKeco Industries, Inc. (CAGE 94833); Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (CAGE 30003); Henry Technologies, Inc. (CAGE 28193); Tld Ace Corp Div Tld Ace (CAGE 00365)
Technical Specifications
ParameterValue
NSN6680-01-037-5011
Primary Part Number55525
Item NameIndicator,sight,liquid
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerKeco Industries, Inc.
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5340-00-112-26045552-5 INTERCHANGEABLE
Bracket,angle
Goodrich Aerospace Canada Ltd
5940-00-503-89187716635P2 INTERCHANGEABLE
Adapter,radio Frequency Cable
General Electric Company
3455-00-552-4277 INTERCHANGEABLE
Cutter,milling,end
4720-01-494-787255525 INTERCHANGEABLE
Hose Assembly,nonmetallic
Dana Commercial Vehicle Products, Llc
6520-01-500-757855525 INTERCHANGEABLE
Breaker,vacuum
Air Techniques, Inc.
5935-01-729-370355525 INTERCHANGEABLE
Cover,electrical Connector
Logos Imaging Llc
Cross-Reference Index
Part NumberManufacturer
55525 Keco Industries, Inc. (USA)
1355AS830 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
MI-30-7/8S Henry Technologies, Inc. (USA)
1014220 Tld Ace Corp Div Tld Ace (USA)
M1-20-7-8S Henry Technologies, Inc. (USA)
MI20-7-8S Henry Technologies, Inc. (USA)
Related Parts
5340-00-112-2604INTERCHANGEABLE
BRACKET,ANGLE
5552-5
5940-00-503-8918INTERCHANGEABLE
ADAPTER,RADIO FREQUENCY CABLE
7716635P2
3455-00-552-4277INTERCHANGEABLE
CUTTER,MILLING,END
4720-01-494-7872INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
55525
6520-01-500-7578INTERCHANGEABLE
BREAKER,VACUUM
55525
5935-01-729-3703INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
55525

Frequently Asked Questions

What is NSN 6680-01-037-5011?

NSN 6680-01-037-5011 is a Indicator,sight,liquid, manufactured by Keco Industries, Inc., classified under FSC 6680 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6680-01-037-5011?

NSN 6680-01-037-5011 has 6 cross-referenced part numbers: 55525 (Keco Industries, Inc.), 1355AS830 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), MI-30-7/8S (Henry Technologies, Inc.), 1014220 (Tld Ace Corp Div Tld Ace), M1-20-7-8S (Henry Technologies, Inc.) and 1 more.

What NSN replaces 6680-01-037-5011?

There are 6 known substitutes for 6680-01-037-5011: 5340-00-112-2604, 5940-00-503-8918, 3455-00-552-4277 and 3 more. Verify interchangeability with system specifications before substitution.

Is NSN 6680-01-037-5011 still in active supply?

NSN 6680-01-037-5011 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.
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