PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

HHC576TYPE1BCLASS2Cork Sheet

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 5330-00-178-9791 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-178-9791 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-178-9791. Primary manufacturer part number: HHC576TYPE1BCLASS2.
Features
  • Cork Sheet — FSC 5330
  • Width: 12.000 INCHES NOMINAL IN
  • Thickness: 0.031 INCHES NOMINAL IN
  • Material: CORK AND RESIN NATURAL AND RESIN SYNTHETIC
  • Nondefinitive Spec/std Data: 1B TYPE AND 3 CLASS
  • Thickness: 0.031 INCHES NOMINAL IN
  • Minimum Tensile Strength: ERR-060
  • Material: CORK AND RESIN NATURAL AND RESIN SYNTHETIC
Applications
  • Applications requiring Cork and Resin Natural and Resin Synthetic construction
General Description

The Cork Sheet, cataloged under National Stock Number 5330-00-178-9791, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 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: Active.

Technical Specifications
ParameterValue
NSN5330-00-178-9791
Primary Part NumberHHC576TYPE1BCLASS2
Item NameCork Sheet
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Width12.000 INCHES NOMINAL IN
Thickness0.031 INCHES NOMINAL IN
MaterialCORK AND RESIN NATURAL AND RESIN SYNTHETIC
Nondefinitive Spec/std Data1B TYPE AND 3 CLASS
Thickness0.031 INCHES NOMINAL IN
Minimum Tensile StrengthERR-060
MaterialCORK AND RESIN NATURAL AND RESIN SYNTHETIC
Length36.000 INCHES NOMINAL IN
Width12.000 INCHES NOMINAL IN
Length36.000 INCHES NOMINAL IN
Nondefinitive Spec/std Data1B TYPE AND 3 CLASS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-178-9792 INTERCHANGEABLE
Cork Sheet
5330-00-178-9793 INTERCHANGEABLE
Cork Sheet
5330-00-178-9794 INTERCHANGEABLE
Cork Sheet
5330-00-178-9795 INTERCHANGEABLE
Cork Sheet
5330-00-178-9796 INTERCHANGEABLE
Cork Sheet
8030-00-252-3391 INTERCHANGEABLE
Sealing Compound
5325-00-434-6052 INTERCHANGEABLE
Grommet Strip
5905-00-480-5194 INTERCHANGEABLE
Resistor,fixed,film
5330-00-730-8936GS2 INTERCHANGEABLE
Gasket
Hotstart Sales, Llc
5210-01-075-6330 INTERCHANGEABLE
Thickness Standard,gage
Cross-Reference Index
Part NumberManufacturer
HHC576TYPE1BCLASS2 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
N4FB3557G Zf Industrieantriebe Witten Gmbh (DEU)
ASTM F104 American Society for Testing and Materials Dba Astm International (USA)
GS2 Zf Industrieantriebe Witten Gmbh (DEU)
CAFB3557G Zf Industrieantriebe Witten Gmbh (DEU)
ASBERJT 7002 Asberit Ltda (BRA)
Related Parts
5330-00-178-9792INTERCHANGEABLE
CORK SHEET
5330-00-178-9793INTERCHANGEABLE
CORK SHEET
5330-00-178-9794INTERCHANGEABLE
CORK SHEET
5330-00-178-9795INTERCHANGEABLE
CORK SHEET
5330-00-178-9796INTERCHANGEABLE
CORK SHEET
8030-00-252-3391INTERCHANGEABLE
SEALING COMPOUND
5325-00-434-6052INTERCHANGEABLE
GROMMET STRIP
5905-00-480-5194INTERCHANGEABLE
RESISTOR,FIXED,FILM
5330-00-730-8936INTERCHANGEABLE
GASKET
GS2
5210-01-075-6330INTERCHANGEABLE
THICKNESS STANDARD,GAGE
5330-01-205-4321INTERCHANGEABLE
GASKET
CAFB3557G
6850-01-396-0162INTERCHANGEABLE
LEAK TEST COMPOUND
GS-2

Frequently Asked Questions

What is NSN 5330-00-178-9791?

NSN 5330-00-178-9791 is a Cork Sheet, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-178-9791?

NSN 5330-00-178-9791 has 6 cross-referenced part numbers: HHC576TYPE1BCLASS2 (Federal Specifications Promulgated by General Services Administration Washington DC), N4FB3557G (Zf Industrieantriebe Witten Gmbh), ASTM F104 (American Society for Testing and Materials Dba Astm International), GS2 (Zf Industrieantriebe Witten Gmbh), CAFB3557G (Zf Industrieantriebe Witten Gmbh) and 1 more.

What NSN replaces 5330-00-178-9791?

There are 12 known substitutes for 5330-00-178-9791: 5330-00-178-9792, 5330-00-178-9793, 5330-00-178-9794 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of HHC576TYPE1BCLASS2?

Key specifications for HHC576TYPE1BCLASS2: Width: 12.000 INCHES NOMINAL IN; Thickness: 0.031 INCHES NOMINAL IN; Material: CORK AND RESIN NATURAL AND RESIN SYNTHETIC; Nondefinitive Spec/std Data: 1B TYPE AND 3 CLASS. 11 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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