PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7056-4Retainer,packing

Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect · NSN 5330-01-122-0410 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-122-0410 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-122-0410. Primary manufacturer part number: 7056-4.
Features
  • Retainer,packing — FSC 5330
  • Material Document and Classification: QQ-B-750 FED SPEC ALL MATERIAL RESPONSES OVERALL
  • Material: COPPER ALLOY 510 OR COPPER ALLOY 544 OVERALL
  • Center Hole Diameter: 0.808 INCHES MINIMUM AND 0.818 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
  • Peripheral Diameter: 1.003 INCHES MINIMUM AND 1.1013 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: SQUARE/RECTANGULAR
  • 2 verified cross-references
Applications
  • Applications requiring Copper Alloy 510 or Copper Alloy 544 Overall construction
General Description

The Retainer,packing, cataloged under National Stock Number 5330-01-122-0410, 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 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5330-01-122-0410
Primary Part Number7056-4
Item NameRetainer,packing
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerCooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
StatusACTIVE
Material Document and ClassificationQQ-B-750 FED SPEC ALL MATERIAL RESPONSES OVERALL
MaterialCOPPER ALLOY 510 OR COPPER ALLOY 544 OVERALL
Center Hole Diameter0.808 INCHES MINIMUM AND 0.818 INCHES MAXIMUM IN
Cross-Sectional Height0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
Peripheral Diameter1.003 INCHES MINIMUM AND 1.1013 INCHES MAXIMUM IN
Cross-Sectional Shape StyleSQUARE/RECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6145-00-821-4418 INTERCHANGEABLE
Wire,electrical
4730-01-200-916157815 INTERCHANGEABLE
Trap,steam
Spirax Sarco Inc Dba Spirax Sarco
Cross-Reference Index
Part NumberManufacturer
7056-4 Air Dry Co of America, Llc (USA)
7056-4 PRIMARY Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect (USA)
Related Parts
6145-00-821-4418INTERCHANGEABLE
WIRE,ELECTRICAL
4730-01-200-9161INTERCHANGEABLE
TRAP,STEAM
57815

Frequently Asked Questions

What is NSN 5330-01-122-0410?

NSN 5330-01-122-0410 is a Retainer,packing, 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 5330-01-122-0410?

NSN 5330-01-122-0410 has 2 cross-referenced part numbers: 7056-4 (Air Dry Co of America, Llc), 7056-4 (Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect).

What NSN replaces 5330-01-122-0410?

There are 2 known substitutes for 5330-01-122-0410: 6145-00-821-4418, 4730-01-200-9161. Verify interchangeability with system specifications before substitution.

What are the specifications of 7056-4?

Key specifications for 7056-4: Material Document and Classification: QQ-B-750 FED SPEC ALL MATERIAL RESPONSES OVERALL; Material: COPPER ALLOY 510 OR COPPER ALLOY 544 OVERALL; Center Hole Diameter: 0.808 INCHES MINIMUM AND 0.818 INCHES MAXIMUM IN; Cross-Sectional Height: 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN. 6 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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