PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40958Gasket

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 5330-00-859-3657 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-859-3657 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-859-3657. Primary manufacturer part number: 40958.
Features
  • Gasket — FSC 5330
  • Supplementary Features: CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
  • 4 verified cross-references
  • Primary manufacturer: Leslie Controls, Inc. Dba Leslie Controls Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Gasket, cataloged under National Stock Number 5330-00-859-3657, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-859-3657
Primary Part Number40958
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
Supplementary FeaturesCROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5950-00-901-144440958 INTERCHANGEABLE
Transformer,power
Magnetika Inc Div Magnetika/phillipsburg Location
Cross-Reference Index
Part NumberManufacturer
40958 Parker Hannifin Corp Seal Group Gasket Div (USA)
40958 Flexitallic Gasket Co Inc (USA)
40958 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
40958 Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA)
Related Parts
5950-00-901-1444INTERCHANGEABLE
TRANSFORMER,POWER
40958

Frequently Asked Questions

What is NSN 5330-00-859-3657?

NSN 5330-00-859-3657 is a Gasket, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-859-3657?

NSN 5330-00-859-3657 has 4 cross-referenced part numbers: 40958 (Parker Hannifin Corp Seal Group Gasket Div), 40958 (Flexitallic Gasket Co Inc), 40958 (Leslie Controls, Inc. Dba Leslie Controls Inc), 40958 (Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc).

What NSN replaces 5330-00-859-3657?

There is 1 known substitute for 5330-00-859-3657: 5950-00-901-1444. Verify interchangeability with system specifications before substitution.

What are the specifications of 40958?

Key specifications for 40958: Supplementary Features: CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200; Special Features: STYLE DESIGNATOR:NO.60 IRREGULAR SHAPE FROM FIIG A03200. 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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