PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7382878Seal,nonmetallic Round Section

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 5330-00-738-2878 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-738-2878 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-738-2878. Primary manufacturer part number: 7382878.
Features
  • Seal,nonmetallic Round Section — FSC 5330
  • Aperture Length: 9.281 INCHES NOMINAL IN
  • Material Document and Classification: ASTM D2000 4AA615 ASSN STD ALL MATERIAL RESPONSES OVERALL
  • Cross-Sectional Shape Style: CIRCULAR
  • Material: RUBBER POLYISOPRENE NATURAL CLASS NR OR RUBBER BUTADIENE-STYRENE CLASS SBR OR RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR OR RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM OR RUBBER POLYISOPRENE SYNTHETIC CLASS IR OVERALL
  • Style Designator: NON-CIRCULAR
  • Aperture Width: 7.344 INCHES NOMINAL IN
  • Outside Corner Radius: 0.719 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Polyisoprene Natural Class Nr or Rubber Butadiene-Styrene Class Sbr or Rubber Isobutylene-Isoprene Class Iir or Rubber Ethylene-Propylene-Diene Class Epdm or Rubber Polyisoprene Synthetic Class Ir Overall construction
General Description

The Seal,nonmetallic Round Section, cataloged under National Stock Number 5330-00-738-2878, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-738-2878
Primary Part Number7382878
Item NameSeal,nonmetallic Round Section
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
Aperture Length9.281 INCHES NOMINAL IN
Material Document and ClassificationASTM D2000 4AA615 ASSN STD ALL MATERIAL RESPONSES OVERALL
Cross-Sectional Shape StyleCIRCULAR
MaterialRUBBER POLYISOPRENE NATURAL CLASS NR OR RUBBER BUTADIENE-STYRENE CLASS SBR OR RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR OR RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM OR RUBBER POLYISOPRENE SYNTHETIC CLASS IR OVERALL
Style DesignatorNON-CIRCULAR
Aperture Width7.344 INCHES NOMINAL IN
Outside Corner Radius0.719 INCHES NOMINAL IN
Fabrication MethodSOLID
Cross Section Outside Diameter0.188 INCHES NOMINAL IN
ConstructionSOLID
Inside Corner Radius0.531 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3825-01-182-2700500393 INTERCHANGEABLE
Brush Set,gutter Broom
Tymco, Inc
5995-01-557-1944500393 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Ace Electronics of N.j., Inc.
Cross-Reference Index
Part NumberManufacturer
7382878 Feinmechanische Werke Mainz Gmbh (DEU)
25704-281600-21-0 Baainbw Dokumente Ohne Nutzungsrechte Des Baainbw Fur Beschaffungszwecke (DEU)
7382878 Liebherr-Aerospace Lindenberg Gmbh (DEU)
500393 Alliant Techsystems Inc Ordnance Systems Div (USA)
0740609 General Dynamics European, Land-Systems-Mowag Gmbh Dba Gdels (CHE)
25704-281600-21-0 Knds Deutschland Gmbh & Co. Kg - Werk Kassel - (DEU)
500393 Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis (USA)
7382878 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Related Parts
3825-01-182-2700INTERCHANGEABLE
BRUSH SET,GUTTER BROOM
500393
5995-01-557-1944INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
500393

Frequently Asked Questions

What is NSN 5330-00-738-2878?

NSN 5330-00-738-2878 is a Seal,nonmetallic Round Section, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-738-2878?

NSN 5330-00-738-2878 has 8 cross-referenced part numbers: 7382878 (Feinmechanische Werke Mainz Gmbh), 25704-281600-21-0 (Baainbw Dokumente Ohne Nutzungsrechte Des Baainbw Fur Beschaffungszwecke), 7382878 (Liebherr-Aerospace Lindenberg Gmbh), 500393 (Alliant Techsystems Inc Ordnance Systems Div), 0740609 (General Dynamics European, Land-Systems-Mowag Gmbh Dba Gdels) and 3 more.

What NSN replaces 5330-00-738-2878?

There are 2 known substitutes for 5330-00-738-2878: 3825-01-182-2700, 5995-01-557-1944. Verify interchangeability with system specifications before substitution.

What are the specifications of 7382878?

Key specifications for 7382878: Aperture Length: 9.281 INCHES NOMINAL IN; Material Document and Classification: ASTM D2000 4AA615 ASSN STD ALL MATERIAL RESPONSES OVERALL; Cross-Sectional Shape Style: CIRCULAR; Material: RUBBER POLYISOPRENE NATURAL CLASS NR OR RUBBER BUTADIENE-STYRENE CLASS SBR OR RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR OR RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM OR RUBBER POLYISOPRENE SYNTHETIC CLASS IR OVERALL. 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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