PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8443Packing,preformed

Minnesota Rubber Co · NSN 5330-01-339-8840 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-339-8840 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-339-8840. Primary manufacturer part number: 8443.
Features
  • Packing,preformed — FSC 5330
  • Hardness Rating: 80.0 SHORE DUROMETER A NOMINAL OVERALL
  • Center Hole Diameter: 7.500 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Minnesota Rubber Co
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Packing,preformed, cataloged under National Stock Number 5330-01-339-8840, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Minnesota Rubber Co. Government technical data includes 2 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-339-8840
Primary Part Number8443
Item NamePacking,preformed
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerMinnesota Rubber Co
StatusACTIVE
Hardness Rating80.0 SHORE DUROMETER A NOMINAL OVERALL
Center Hole Diameter7.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5360-00-306-5345160A139 INTERCHANGEABLE
Spring,helical,compression
Cummins Power Generation Inc.
6145-00-635-93098443 INTERCHANGEABLE
Cable,special Purpose,electrical
Belden Wire and Cable Co Wire and Cable Office
6680-00-802-3701 INTERCHANGEABLE
Transmitter,liquid Quantity
5310-01-017-86658443 INTERCHANGEABLE
Nut,plain,hexagon
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
5930-01-097-4690SSBL-D05-AW14 INTERCHANGEABLE
Switch,push
Eaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit
4820-01-226-88782640-608X1ASSYD INTERCHANGEABLE
Valve,orifice
Electric Boat Corporation Div General Dynamics Electric Boat
6515-01-564-97389530 INTERCHANGEABLE
Sleeve,wrap-Around,pneumatic
Cardinal Health 200, Llc
6530-01-631-16538443 INTERCHANGEABLE
Rod,intravenous-Irrigation Conta
Brenner Metal Products Corp Div Brenner Metal Products
Cross-Reference Index
Part NumberManufacturer
8443 PRIMARY Minnesota Rubber Co (USA)
496Z-80 DURO 71/2 IDX1/4 CS Minnesota Rubber Co (USA)
Related Parts
5360-00-306-5345INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
160A139
6145-00-635-9309INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
8443
6680-00-802-3701INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
5310-01-017-8665INTERCHANGEABLE
NUT,PLAIN,HEXAGON
8443
5930-01-097-4690INTERCHANGEABLE
SWITCH,PUSH
SSBL-D05-AW14
4820-01-226-8878INTERCHANGEABLE
VALVE,ORIFICE
2640-608X1ASSYD
6515-01-564-9738INTERCHANGEABLE
SLEEVE,WRAP-AROUND,PNEUMATIC
9530
6530-01-631-1653INTERCHANGEABLE
ROD,INTRAVENOUS-IRRIGATION CONTA
8443

Frequently Asked Questions

What is NSN 5330-01-339-8840?

NSN 5330-01-339-8840 is a Packing,preformed, manufactured by Minnesota Rubber Co, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-339-8840?

NSN 5330-01-339-8840 has 2 cross-referenced part numbers: 8443 (Minnesota Rubber Co), 496Z-80 DURO 71/2 IDX1/4 CS (Minnesota Rubber Co).

What NSN replaces 5330-01-339-8840?

There are 8 known substitutes for 5330-01-339-8840: 5360-00-306-5345, 6145-00-635-9309, 6680-00-802-3701 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8443?

Key specifications for 8443: Hardness Rating: 80.0 SHORE DUROMETER A NOMINAL OVERALL; Center Hole Diameter: 7.500 INCHES NOMINAL IN. 2 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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