PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1 1-4IN77GRADETPacking,preformed

Victaulic Company of America Inc Dba Victaulic Company of America · NSN 5330-00-391-8481 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-391-8481 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-391-8481. Primary manufacturer part number: 1 1-4IN77GRADET.
Features
  • Packing,preformed — FSC 5330
  • Peripheral Diameter: 2.188 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: SPECIAL
  • Cross-Sectional Height: 1.094 INCHES NOMINAL IN
  • Center Hole Diameter: 1.375 INCHES NOMINAL IN
  • Material: RUBBER SYNTHETIC OVERALL
  • 3 verified cross-references
  • Primary manufacturer: Victaulic Company of America Inc Dba Victaulic Company of America
Applications
  • Applications requiring Rubber Synthetic Overall construction
General Description

The Packing,preformed, cataloged under National Stock Number 5330-00-391-8481, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Victaulic Company of America Inc Dba Victaulic Company of America. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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
NSN5330-00-391-8481
Primary Part Number1 1-4IN77GRADET
Item NamePacking,preformed
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerVictaulic Company of America Inc Dba Victaulic Company of America
StatusACTIVE
Peripheral Diameter2.188 INCHES NOMINAL IN
Cross-Sectional Shape StyleSPECIAL
Cross-Sectional Height1.094 INCHES NOMINAL IN
Center Hole Diameter1.375 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-062-6339 INTERCHANGEABLE
Coupling,clamp,pipe
5330-00-141-4225 INTERCHANGEABLE
Packing,preformed
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
4730-00-489-486040B-6INCH INTERCHANGEABLE
Coupling,clamp,pipe
Stockham Valves and Fittings Inc
Cross-Reference Index
Part NumberManufacturer
152 Victaulic Company of America Inc Dba Victaulic Company of America (USA)
MILC10387 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
1 1-4IN77GRADET PRIMARY Victaulic Company of America Inc Dba Victaulic Company of America (USA)
Related Parts
4730-00-062-6339INTERCHANGEABLE
COUPLING,CLAMP,PIPE
5330-00-141-4225INTERCHANGEABLE
PACKING,PREFORMED
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
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 5330-00-391-8481?

NSN 5330-00-391-8481 is a Packing,preformed, manufactured by Victaulic Company of America Inc Dba Victaulic Company of America, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-391-8481?

NSN 5330-00-391-8481 has 3 cross-referenced part numbers: 152 (Victaulic Company of America Inc Dba Victaulic Company of America), MILC10387 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 1 1-4IN77GRADET (Victaulic Company of America Inc Dba Victaulic Company of America).

What NSN replaces 5330-00-391-8481?

There are 12 known substitutes for 5330-00-391-8481: 4730-00-062-6339, 5330-00-141-4225, 4730-00-142-1590 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1 1-4IN77GRADET?

Key specifications for 1 1-4IN77GRADET: Peripheral Diameter: 2.188 INCHES NOMINAL IN; Cross-Sectional Shape Style: SPECIAL; Cross-Sectional Height: 1.094 INCHES NOMINAL IN; Center Hole Diameter: 1.375 INCHES NOMINAL IN. 5 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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