PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-C-10387Packing,preformed

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 5330-00-141-4225 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-141-4225 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-141-4225. Primary manufacturer part number: MIL-C-10387.
Features
  • Packing,preformed — FSC 5330
  • Center Hole Diameter: 6.281 INCHES MINIMUM AND 6.343 INCHES MAXIMUM IN
  • Cross-Sectional Height: 1.110 INCHES MINIMUM AND 1.172 INCHES MAXIMUM IN
  • Hardness Rating: 35.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
  • Material Document and Classification: MIL-R-2765 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Peripheral Diameter: 7.344 INCHES MINIMUM AND 7.406 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: SPECIAL
Applications
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr Overall construction
General Description

The Packing,preformed, cataloged under National Stock Number 5330-00-141-4225, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, 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
NSN5330-00-141-4225
Primary Part NumberMIL-C-10387
Item NamePacking,preformed
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
Center Hole Diameter6.281 INCHES MINIMUM AND 6.343 INCHES MAXIMUM IN
Cross-Sectional Height1.110 INCHES MINIMUM AND 1.172 INCHES MAXIMUM IN
Hardness Rating35.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
Material Document and ClassificationMIL-R-2765 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Peripheral Diameter7.344 INCHES MINIMUM AND 7.406 INCHES MAXIMUM IN
Cross-Sectional Shape StyleSPECIAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4730-00-062-6339 INTERCHANGEABLE
Coupling,clamp,pipe
4730-00-142-1590 INTERCHANGEABLE
Coupling,clamp,pipe
4730-00-142-1591 INTERCHANGEABLE
Coupling,clamp,pipe
4730-00-142-1592 INTERCHANGEABLE
Coupling,clamp,pipe
5330-00-171-8086 INTERCHANGEABLE
Gasket
5330-00-178-9993 INTERCHANGEABLE
Packing,preformed
4730-00-203-3615 INTERCHANGEABLE
Coupling,clamp,pipe
4730-00-288-9514 INTERCHANGEABLE
Coupling,clamp,pipe
5330-00-391-84811 1-4IN77GRADET INTERCHANGEABLE
Packing,preformed
Victaulic Company of America Inc Dba Victaulic Company of America
4730-00-489-486040B-6INCH INTERCHANGEABLE
Coupling,clamp,pipe
Stockham Valves and Fittings Inc
Cross-Reference Index
Part NumberManufacturer
MIL-C-10387 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILC10387B Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4730-00-062-6339INTERCHANGEABLE
COUPLING,CLAMP,PIPE
4730-00-142-1590INTERCHANGEABLE
COUPLING,CLAMP,PIPE
4730-00-142-1591INTERCHANGEABLE
COUPLING,CLAMP,PIPE
4730-00-142-1592INTERCHANGEABLE
COUPLING,CLAMP,PIPE
5330-00-171-8086INTERCHANGEABLE
GASKET
5330-00-178-9993INTERCHANGEABLE
PACKING,PREFORMED
4730-00-203-3615INTERCHANGEABLE
COUPLING,CLAMP,PIPE
4730-00-288-9514INTERCHANGEABLE
COUPLING,CLAMP,PIPE
5330-00-391-8481INTERCHANGEABLE
PACKING,PREFORMED
1 1-4IN77GRADET
4730-00-489-4860INTERCHANGEABLE
COUPLING,CLAMP,PIPE
40B-6INCH
4730-00-929-0780INTERCHANGEABLE
COUPLING,CLAMP,PIPE
4730-00-982-4026INTERCHANGEABLE
COUPLING,CLAMP,PIPE

Frequently Asked Questions

What is NSN 5330-00-141-4225?

NSN 5330-00-141-4225 is a Packing,preformed, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-141-4225?

NSN 5330-00-141-4225 has 2 cross-referenced part numbers: MIL-C-10387 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILC10387B (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 5330-00-141-4225?

There are 12 known substitutes for 5330-00-141-4225: 4730-00-062-6339, 4730-00-142-1590, 4730-00-142-1591 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-C-10387?

Key specifications for MIL-C-10387: Center Hole Diameter: 6.281 INCHES MINIMUM AND 6.343 INCHES MAXIMUM IN; Cross-Sectional Height: 1.110 INCHES MINIMUM AND 1.172 INCHES MAXIMUM IN; Hardness Rating: 35.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM OVERALL; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-141-4225 still in active supply?

NSN 5330-00-141-4225 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.
PartsTable Design LLC · partstable.com