PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18786AGasket

Brinkley Technology Group Llc Dba Hercules Manufacturing · NSN 5330-00-145-1335 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-145-1335 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-145-1335. Primary manufacturer part number: 18786A.
Features
  • Gasket — FSC 5330
  • Cross-Sectional Shape Style: METAL AND METALLIC MATERIALS
  • Cross-Sectional Thickness: 0.094 INCHES NOMINAL IN
  • Aperture Diameter: 3.125 INCHES NOMINAL IN
  • Outside Edge to Bolt Hole Center Distance Along Length: 0.500 INCHES NOMINAL IN
  • Outside Edge to Bolt Hole Center Distance Along Width: 0.500 INCHES NOMINAL IN
  • Outside Corner Radius: 0.500 INCHES NOMINAL IN
  • Center to Center Distance Between Bolt Holes Along Length: 3.125 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Asbestos and Copper Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-145-1335, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Brinkley Technology Group Llc Dba Hercules Manufacturing. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-145-1335
Primary Part Number18786A
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerBrinkley Technology Group Llc Dba Hercules Manufacturing
StatusCANCELLED
Cross-Sectional Shape StyleMETAL AND METALLIC MATERIALS
Cross-Sectional Thickness0.094 INCHES NOMINAL IN
Aperture Diameter3.125 INCHES NOMINAL IN
Outside Edge to Bolt Hole Center Distance Along Length0.500 INCHES NOMINAL IN
Outside Edge to Bolt Hole Center Distance Along Width0.500 INCHES NOMINAL IN
Outside Corner Radius0.500 INCHES NOMINAL IN
Center to Center Distance Between Bolt Holes Along Length3.125 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Bolt Hole Quantity4
MaterialASBESTOS AND COPPER OVERALL
Style DesignatorNON-CIRCULAR
Hole Diameter0.406 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Center to Center Distance Between Bolt Holes Along Width3.000 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6695-00-097-9254 INTERCHANGEABLE
Meter Movement
3110-00-100-8530D19 INTERCHANGEABLE
Bearing,ball,thrust
Gwilliam Company, Inc. Div Ball & Roller Bearing Division
2520-00-152-8355204761 INTERCHANGEABLE
Lever
Clark Material Handling Company
5975-00-255-6022 INTERCHANGEABLE
Rosette,electrical
5977-00-420-0986MGB12 INTERCHANGEABLE
Brush,electrical Contact
Prestolite Electric Inc
5120-00-449-7799 INTERCHANGEABLE
Set Fastener Eyelet
5930-01-063-52834761-G501 INTERCHANGEABLE
Switch,flow
Howell Laboratories Inc Dba Howell Laboratories Inc
6625-01-093-4882476-1 INTERCHANGEABLE
Monitor,radiation
General Microwave Corporation Div Kratos Microwave Electronics
5325-01-244-486404761 INTERCHANGEABLE
Ring,retaining
Stanley Black & Decker, Inc. Dba Stanley Hydraulic Tools Div Stanley Hydraulic Tools
6660-01-295-12604761 INTERCHANGEABLE
Transmitting Set,automatic,weath
Meggitt Safety Systems Inc
Cross-Reference Index
Part NumberManufacturer
18786A Hercules Engine Co Inc (USA)
9880 Dana Automotive Systems Group, Llc Dba Dana Sealing Products (USA)
4761 Fitzgerald Gasket a Co of Tannetics Inc (USA)
18786A PRIMARY Brinkley Technology Group Llc Dba Hercules Manufacturing (USA)
Related Parts
6695-00-097-9254INTERCHANGEABLE
METER MOVEMENT
3110-00-100-8530INTERCHANGEABLE
BEARING,BALL,THRUST
D19
2520-00-152-8355INTERCHANGEABLE
LEVER
204761
5975-00-255-6022INTERCHANGEABLE
ROSETTE,ELECTRICAL
5977-00-420-0986INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
MGB12
5120-00-449-7799INTERCHANGEABLE
SET FASTENER EYELET
5930-01-063-5283INTERCHANGEABLE
SWITCH,FLOW
4761-G501
6625-01-093-4882INTERCHANGEABLE
MONITOR,RADIATION
476-1
5325-01-244-4864INTERCHANGEABLE
RING,RETAINING
04761
6660-01-295-1260INTERCHANGEABLE
TRANSMITTING SET,AUTOMATIC,WEATH
4761
5331-01-444-3079INTERCHANGEABLE
O-RING
9880
6640-01-468-5810INTERCHANGEABLE
DISSECTION KIT,ENTOMOLOGY
ENTM100A

Frequently Asked Questions

What is NSN 5330-00-145-1335?

NSN 5330-00-145-1335 is a Gasket, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-145-1335?

NSN 5330-00-145-1335 has 4 cross-referenced part numbers: 18786A (Hercules Engine Co Inc), 9880 (Dana Automotive Systems Group, Llc Dba Dana Sealing Products), 4761 (Fitzgerald Gasket a Co of Tannetics Inc), 18786A (Brinkley Technology Group Llc Dba Hercules Manufacturing).

What NSN replaces 5330-00-145-1335?

There are 12 known substitutes for 5330-00-145-1335: 6695-00-097-9254, 3110-00-100-8530, 2520-00-152-8355 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18786A?

Key specifications for 18786A: Cross-Sectional Shape Style: METAL AND METALLIC MATERIALS; Cross-Sectional Thickness: 0.094 INCHES NOMINAL IN; Overall Length: 4.125 INCHES NOMINAL IN; Aperture Diameter: 3.125 INCHES NOMINAL IN. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-145-1335 still in active supply?

NSN 5330-00-145-1335 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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