PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7218-1Seal,special

Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect · NSN 5330-01-091-4143 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-091-4143 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-091-4143. Primary manufacturer part number: 7218-1.
Features
  • Seal,special — FSC 5330
  • General Characteristics Item Description: STEEL QQ-S-763
  • 4 verified cross-references
  • Primary manufacturer: Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal,special, cataloged under National Stock Number 5330-01-091-4143, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-091-4143
Primary Part Number7218-1
Item NameSeal,special
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerCooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
StatusACTIVE
General Characteristics Item DescriptionSTEEL QQ-S-763
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
6610-00-779-6925 INTERCHANGEABLE
Bridge,sensing Mech
5935-01-021-11517232-2 INTERCHANGEABLE
Cover,electrical Connector
Microwave Devices Inc
5360-01-066-5876 INTERCHANGEABLE
Spring,helical,compression
5935-01-076-93557218-1 INTERCHANGEABLE
Cover,electrical Connector
Microwave Devices Inc
4330-01-154-113072181 INTERCHANGEABLE
Filter Element,fluid
Triumph Engine Control Systems Llc
3610-01-193-0993072181 INTERCHANGEABLE
Housing
Abd Intl Inc Dba Abdick
2530-01-394-026372181 INTERCHANGEABLE
Spring,clutch
Paccar Winch Inc Dba Paccar Winch Division
Cross-Reference Index
Part NumberManufacturer
7218-1 Air Dry Co of America, Llc (USA)
10320-5 ITEM 2 Air Dry Co of America, Llc (USA)
10320-5 ITEM 2 Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect (USA)
7218-1 PRIMARY Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect (USA)
Related Parts
6610-00-779-6925INTERCHANGEABLE
BRIDGE,SENSING MECH
5935-01-021-1151INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
7232-2
5360-01-066-5876INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5935-01-076-9355INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
7218-1
4330-01-154-1130INTERCHANGEABLE
FILTER ELEMENT,FLUID
72181
3610-01-193-0993INTERCHANGEABLE
HOUSING
072181
2530-01-394-0263INTERCHANGEABLE
SPRING,CLUTCH
72181

Frequently Asked Questions

What is NSN 5330-01-091-4143?

NSN 5330-01-091-4143 is a Seal,special, manufactured by Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-091-4143?

NSN 5330-01-091-4143 has 4 cross-referenced part numbers: 7218-1 (Air Dry Co of America, Llc), 10320-5 ITEM 2 (Air Dry Co of America, Llc), 10320-5 ITEM 2 (Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect), 7218-1 (Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect).

What NSN replaces 5330-01-091-4143?

There are 7 known substitutes for 5330-01-091-4143: 6610-00-779-6925, 5935-01-021-1151, 5360-01-066-5876 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7218-1?

Key specifications for 7218-1: General Characteristics Item Description: STEEL QQ-S-763. 1 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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