PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1028789Gasket

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5330-00-781-7870 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-781-7870 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-781-7870. Primary manufacturer part number: 1028789.
Features
  • Gasket — FSC 5330
  • Center to Center Distance Between Bolt Holes Along Length: 1.312 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
  • Aperture Diameter: 1.550 INCHES NOMINAL IN
  • Style Designator: NON-CIRCULAR
  • Elongation Percentage: 300 MAXIMUM
  • Material: RUBBER CHLOROPRENE CLASS CR OR RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
  • Material Document and Classification: MIL-R-1149,TY 1,CL 1 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-R-2765 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
  • Outside Corner Radius: 0.220 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Chloroprene Class Cr or Rubber Butadiene-Acrylonitrile Class Nbr Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-781-7870, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 15 verified specifications, 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-781-7870
Primary Part Number1028789
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Center to Center Distance Between Bolt Holes Along Length1.312 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Aperture Diameter1.550 INCHES NOMINAL IN
Style DesignatorNON-CIRCULAR
Elongation Percentage300 MAXIMUM
MaterialRUBBER CHLOROPRENE CLASS CR OR RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
Material Document and ClassificationMIL-R-1149,TY 1,CL 1 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-R-2765 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
Outside Corner Radius0.220 INCHES NOMINAL IN
Bolt Hole Quantity4
Cross-Sectional Thickness0.021 INCHES MINIMUM AND 0.041 INCHES MAXIMUM IN
Outside Edge to Bolt Hole Center Distance Along Length0.220 INCHES NOMINAL IN
Hole Diameter0.160 INCHES MINIMUM AND 0.166 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN
Outside Edge to Bolt Hole Center Distance Along Width0.220 INCHES NOMINAL IN
Center to Center Distance Between Bolt Holes Along Width1.312 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Hardness Rating45.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5331-00-068-187202-218 INTERCHANGEABLE
O-Ring
Gross Mechanical Laboratories Inc
5970-00-197-3576SCD1134 INTERCHANGEABLE
Insulator,strain
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3010-00-789-2703 INTERCHANGEABLE
Clutch Assembly,friction
5133-01-113-6304 INTERCHANGEABLE
Drill,twist
5330-01-144-8821Q24-0606 INTERCHANGEABLE
Gasket
Waltron Bull & Roberts, Llc
3110-01-207-905101218 INTERCHANGEABLE
Bearing,ball,annular
Stanley Black & Decker, Inc. Dba Stanley Hydraulic Tools Div Stanley Hydraulic Tools
6110-01-432-047201218 INTERCHANGEABLE
Brake,electric
Shotton J F Co Inc
5315-01-578-0339 INTERCHANGEABLE
Pin,straight,headed
Cross-Reference Index
Part NumberManufacturer
01-218 Zf Industrieantriebe Witten Gmbh (DEU)
1028789 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
5331-00-068-1872INTERCHANGEABLE
O-RING
02-218
5970-00-197-3576INTERCHANGEABLE
INSULATOR,STRAIN
SCD1134
3010-00-789-2703INTERCHANGEABLE
CLUTCH ASSEMBLY,FRICTION
5133-01-113-6304INTERCHANGEABLE
DRILL,TWIST
5330-01-144-8821INTERCHANGEABLE
GASKET
Q24-0606
3110-01-207-9051INTERCHANGEABLE
BEARING,BALL,ANNULAR
01218
6110-01-432-0472INTERCHANGEABLE
BRAKE,ELECTRIC
01218
5315-01-578-0339INTERCHANGEABLE
PIN,STRAIGHT,HEADED

Frequently Asked Questions

What is NSN 5330-00-781-7870?

NSN 5330-00-781-7870 is a Gasket, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-781-7870?

NSN 5330-00-781-7870 has 2 cross-referenced part numbers: 01-218 (Zf Industrieantriebe Witten Gmbh), 1028789 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 5330-00-781-7870?

There are 8 known substitutes for 5330-00-781-7870: 5331-00-068-1872, 5970-00-197-3576, 3010-00-789-2703 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1028789?

Key specifications for 1028789: Center to Center Distance Between Bolt Holes Along Length: 1.312 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN; Aperture Diameter: 1.550 INCHES NOMINAL IN; Style Designator: NON-CIRCULAR; Elongation Percentage: 300 MAXIMUM. 17 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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