PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

42957Packing,preformed

Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems · NSN 5330-01-072-5765 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-072-5765 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-072-5765. Primary manufacturer part number: 42957.
Features
  • Packing,preformed — FSC 5330
  • Cross-Sectional Shape Style: SQUARE/RECTANGULAR
  • Center Hole Diameter: 0.531 INCHES NOMINAL IN
  • Material Document and Classification: MIL-S-6855,CLASS 1,GRADE 40 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: STEEL OVERALL
  • Peripheral Diameter: 1.001 INCHES NOMINAL IN
  • Temp Rating: -30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
  • Cross-Sectional Height: 0.406 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Overall construction
General Description

The Packing,preformed, cataloged under National Stock Number 5330-01-072-5765, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5330-01-072-5765
Primary Part Number42957
Item NamePacking,preformed
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerEaton Corporation Dba Airframe Div Fuel & Motion Control Systems
StatusACTIVE
Cross-Sectional Shape StyleSQUARE/RECTANGULAR
Center Hole Diameter0.531 INCHES NOMINAL IN
Material Document and ClassificationMIL-S-6855,CLASS 1,GRADE 40 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialSTEEL OVERALL
Peripheral Diameter1.001 INCHES NOMINAL IN
Temp Rating-30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
Cross-Sectional Height0.406 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2940-00-610-0352121471 INTERCHANGEABLE
Filter Element,intake Air Cleane
Cummins Filtration Inc.
5120-01-398-924300942957000 INTERCHANGEABLE
Wrench,box
Sears, Roebuck and Co. Dba Sears Div Sears Commercial
Cross-Reference Index
Part NumberManufacturer
42957 PRIMARY Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems (USA)
Related Parts
2940-00-610-0352INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
121471
5120-01-398-9243INTERCHANGEABLE
WRENCH,BOX
00942957000

Frequently Asked Questions

What is NSN 5330-01-072-5765?

NSN 5330-01-072-5765 is a Packing,preformed, manufactured by Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-072-5765?

NSN 5330-01-072-5765 has 1 cross-referenced part number: 42957 (Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems).

What NSN replaces 5330-01-072-5765?

There are 2 known substitutes for 5330-01-072-5765: 2940-00-610-0352, 5120-01-398-9243. Verify interchangeability with system specifications before substitution.

What are the specifications of 42957?

Key specifications for 42957: Cross-Sectional Shape Style: SQUARE/RECTANGULAR; Center Hole Diameter: 0.531 INCHES NOMINAL IN; Material Document and Classification: MIL-S-6855,CLASS 1,GRADE 40 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: STEEL OVERALL. 7 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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