PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

81878-6Rubber Strip

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple · NSN 5330-00-249-0545 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-249-0545 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-249-0545. Primary manufacturer part number: 81878-6.
Features
  • Rubber Strip — FSC 5330
  • Length: 3.380 INCHES MINIMUM AND 3.620 INCHES MAXIMUM IN
  • Cross-Sectional Width: 0.125 INCHES NOMINAL IN
  • Material Document and Classification: MIL-R-6130 TYPE 2 GRADE C CONDITION MEDIUM MIL SPEC SINGLE MATERIAL RESPONSE
  • Cross-Sectional Height: 2.130 INCHES MINIMUM AND 2.370 INCHES MAXIMUM IN
  • Environmental Protection: LOW TEMPERATURE
  • Fabrication Method: CELLULAR, UNEXPLODED
  • Material: RUBBER POLYISOPRENE NATURAL CLASS NR
Applications
  • Applications requiring Rubber Polyisoprene Natural Class Nr construction
General Description

The Rubber Strip, cataloged under National Stock Number 5330-00-249-0545, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. Government technical data includes 9 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-249-0545
Primary Part Number81878-6
Item NameRubber Strip
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
StatusACTIVE
Length3.380 INCHES MINIMUM AND 3.620 INCHES MAXIMUM IN
Cross-Sectional Width0.125 INCHES NOMINAL IN
Material Document and ClassificationMIL-R-6130 TYPE 2 GRADE C CONDITION MEDIUM MIL SPEC SINGLE MATERIAL RESPONSE
Cross-Sectional Height2.130 INCHES MINIMUM AND 2.370 INCHES MAXIMUM IN
Environmental ProtectionLOW TEMPERATURE
Fabrication MethodCELLULAR, UNEXPLODED
MaterialRUBBER POLYISOPRENE NATURAL CLASS NR
Cross-Sectional Shape StyleRECTANGULAR
Surface ConditionSMOOTH BOTH SIDES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
9320-00-232-2430 INTERCHANGEABLE
Rubber Sheet,cellular
9320-00-555-9727 INTERCHANGEABLE
Rubber Strip
1730-00-771-0814134GT1011 INTERCHANGEABLE
Shield,aircraft Ground Servicing
Northrop Grumman Systems Corporation
9320-01-267-1852 INTERCHANGEABLE
Rubber Sheet,cellular
9320-01-287-3925MIL-R-6130C INTERCHANGEABLE
Rubber Strip
American Society for Testing and Materials Dba Astm International
9320-01-497-3451 INTERCHANGEABLE
Rubber Sheet,cellular
Cross-Reference Index
Part NumberManufacturer
81878-6 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
ASTM-D6576 American Society for Testing and Materials Dba Astm International (USA)
MIL-R-6130C Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
81878-6 Northrop Grumman Systems Corporation Div Es Defensive Systems Division (USA)
Related Parts
9320-00-232-2430INTERCHANGEABLE
RUBBER SHEET,CELLULAR
9320-00-555-9727INTERCHANGEABLE
RUBBER STRIP
1730-00-771-0814INTERCHANGEABLE
SHIELD,AIRCRAFT GROUND SERVICING
134GT1011
9320-01-267-1852INTERCHANGEABLE
RUBBER SHEET,CELLULAR
9320-01-287-3925INTERCHANGEABLE
RUBBER STRIP
MIL-R-6130C
9320-01-497-3451INTERCHANGEABLE
RUBBER SHEET,CELLULAR

Frequently Asked Questions

What is NSN 5330-00-249-0545?

NSN 5330-00-249-0545 is a Rubber Strip, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-249-0545?

NSN 5330-00-249-0545 has 4 cross-referenced part numbers: 81878-6 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), ASTM-D6576 (American Society for Testing and Materials Dba Astm International), MIL-R-6130C (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 81878-6 (Northrop Grumman Systems Corporation Div Es Defensive Systems Division).

What NSN replaces 5330-00-249-0545?

There are 6 known substitutes for 5330-00-249-0545: 9320-00-232-2430, 9320-00-555-9727, 1730-00-771-0814 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 81878-6?

Key specifications for 81878-6: Length: 3.380 INCHES MINIMUM AND 3.620 INCHES MAXIMUM IN; Cross-Sectional Width: 0.125 INCHES NOMINAL IN; Material Document and Classification: MIL-R-6130 TYPE 2 GRADE C CONDITION MEDIUM MIL SPEC SINGLE MATERIAL RESPONSE; Cross-Sectional Height: 2.130 INCHES MINIMUM AND 2.370 INCHES MAXIMUM IN. 9 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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