PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1661866Sealing Compound

Loctite Corp · NSN 8030-00-066-9428 · FSC 8030 · No Item Name Available
Verified by PartsTable
NSN 8030-00-066-9428 — this item is cataloged by the U.S. Government under National Stock Number 8030-00-066-9428. Primary manufacturer part number: 1661866.
Features
  • Sealing Compound — FSC 8030
  • Quantity Within Each Unit Package: 250.000 MILLILITERS
  • Specific Usage Design: FOR SEALING CLOSE FITTING JOINTS BETWEEN RIGID METAL FACES AND FLANGES
  • Supplementary Features: 250 MILLILITER TUBE
  • Color: ORANGE
  • Material: PLASTIC ACRYLIC
  • 10 verified cross-references
  • Primary manufacturer: Loctite Corp
Applications
  • Applications requiring Plastic Acrylic construction
General Description

The Sealing Compound, cataloged under National Stock Number 8030-00-066-9428, is classified within Federal Supply Class 8030 (No Item Name Available) of the Brushes, Paints, Sealers, and Adhesives group. The primary manufacturer of record is Loctite Corp. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN8030-00-066-9428
Primary Part Number1661866
Item NameSealing Compound
FSC / FSG8030 / 80 — No Item Name Available
ManufacturerLoctite Corp
StatusCANCELLED
Quantity Within Each Unit Package250.000 MILLILITERS
Specific Usage DesignFOR SEALING CLOSE FITTING JOINTS BETWEEN RIGID METAL FACES AND FLANGES
Supplementary Features250 MILLILITER TUBE
ColorORANGE
MaterialPLASTIC ACRYLIC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
3610-00-071-3532 INTERCHANGEABLE
Bushing
5970-00-350-25642-144-2 INTERCHANGEABLE
Insulator,plate
Precision Aerospace Corporation Dba Precision Engine Control
3120-00-354-64051A21-442 INTERCHANGEABLE
Bearing,sleeve
Fwd Seagrave Holdings Lp
5340-00-650-0643135488 INTERCHANGEABLE
Cover,access
Honeywell International, Inc Div Aerospace-Tucson
5340-00-701-6359SMB186990 INTERCHANGEABLE
Bracket
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
1720-00-869-5453417599-1 INTERCHANGEABLE
Element,release
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
5930-00-974-642021442 INTERCHANGEABLE
Switch,pressure
Clayton Manufacturing Company
5930-01-144-927854941 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
6750-01-427-1221 INTERCHANGEABLE
Film,photographic
5925-01-693-290821442 INTERCHANGEABLE
Contact Set,circuit Breaker
Gaylord Marine Services, Inc.
Cross-Reference Index
Part NumberManufacturer
549 Loctite Corp (USA)
05894512 Blackwood J. Blackwood & Son Pty Ltd (AUS)
417599-1 Raytheon Company Dba Raytheon (USA)
391150 Hernon Manufacturing, Inc. (USA)
1661866 PRIMARY Loctite Corp (USA)
54941 Loctite Corp (USA)
58A111913-001 Ametek Advanced Industries, Inc. (USA)
135488 Loctite Corp (USA)
LOCTITE 549 Loctite Corp (USA)
21442 Saftlok International Corp. (USA)
Related Parts
3610-00-071-3532INTERCHANGEABLE
BUSHING
5970-00-350-2564INTERCHANGEABLE
INSULATOR,PLATE
2-144-2
3120-00-354-6405INTERCHANGEABLE
BEARING,SLEEVE
1A21-442
5340-00-650-0643INTERCHANGEABLE
COVER,ACCESS
135488
5340-00-701-6359INTERCHANGEABLE
BRACKET
SMB186990
1720-00-869-5453INTERCHANGEABLE
ELEMENT,RELEASE
417599-1
5930-00-974-6420INTERCHANGEABLE
SWITCH,PRESSURE
21442
5930-01-144-9278INTERCHANGEABLE
SWITCH,FLOW
54941
6750-01-427-1221INTERCHANGEABLE
FILM,PHOTOGRAPHIC
5925-01-693-2908INTERCHANGEABLE
CONTACT SET,CIRCUIT BREAKER
21442

Frequently Asked Questions

What is NSN 8030-00-066-9428?

NSN 8030-00-066-9428 is a Sealing Compound, manufactured by Loctite Corp, classified under FSC 8030 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 8030-00-066-9428?

NSN 8030-00-066-9428 has 10 cross-referenced part numbers: 549 (Loctite Corp), 05894512 (Blackwood J. Blackwood & Son Pty Ltd), 417599-1 (Raytheon Company Dba Raytheon), 391150 (Hernon Manufacturing, Inc.), 1661866 (Loctite Corp) and 5 more.

What NSN replaces 8030-00-066-9428?

There are 10 known substitutes for 8030-00-066-9428: 3610-00-071-3532, 5970-00-350-2564, 3120-00-354-6405 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1661866?

Key specifications for 1661866: Special Features: HIGH VISCOSITY; HIGH STRENGTH; ANAEROBIC CURE;STORE IN UNOPENED CONTAINER AT 98DEGREES TO 21DEGREES CELCIUS (46DEGREES TO 70DEGREES FAHRENHEIT); Quantity Within Each Unit Package: 250.000 MILLILITERS; End Item Identification: MEDIUM MINE PROTECTED VEHICLE - MMPV; Specific Usage Design: FOR SEALING CLOSE FITTING JOINTS BETWEEN RIGID METAL FACES AND FLANGES. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 8030-00-066-9428 still in active supply?

NSN 8030-00-066-9428 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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