PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5438Seal,plain Encased

Circor Aerospace, Inc. Dba Circor Aerospace Inc · NSN 5330-01-244-1079 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-244-1079 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-244-1079. Primary manufacturer part number: 5438.
Features
  • Seal,plain Encased — FSC 5330
  • Material: PLASTIC TETRAFLUOROETHYLENE SEALING ELEMENT
  • Material: STEEL CORROSION RESISTING CASE
  • 2 verified cross-references
  • Primary manufacturer: Circor Aerospace, Inc. Dba Circor Aerospace Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Plastic Tetrafluoroethylene Sealing Element construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-01-244-1079, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Circor Aerospace, Inc. Dba Circor Aerospace Inc. 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
NSN5330-01-244-1079
Primary Part Number5438
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerCircor Aerospace, Inc. Dba Circor Aerospace Inc
StatusACTIVE
MaterialPLASTIC TETRAFLUOROETHYLENE SEALING ELEMENT
MaterialSTEEL CORROSION RESISTING CASE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5962-00-378-0216 INTERCHANGEABLE
Microcircuit,digital
5331-00-455-04465-438S613-6 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
6130-00-936-1921674-5064-000 INTERCHANGEABLE
Inverter,power,static
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5950-01-125-6900K5438 INTERCHANGEABLE
Transformer,power
Keytronics, Inc. Div Api Technologies Corp- Magnetics
5330-01-133-5864 INTERCHANGEABLE
Gasket
4320-01-175-24615438-15990 INTERCHANGEABLE
Drawbar
The Gorman-Rupp Company Div Gorman-Rupp
5120-01-428-4781JHWST-1238 INTERCHANGEABLE
Socket,socket Wrench
Williams J H Industrial Products Inc
9150-01-669-2778DRI-GARD PLUS INTERCHANGEABLE
Lubricant,dry
Nch Corporation Dba Chemsearch Fe Div Chemsearch Fe
Cross-Reference Index
Part NumberManufacturer
CRR52 ITEM 18 Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA)
5438 PRIMARY Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA)
Related Parts
5962-00-378-0216INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5331-00-455-0446INTERCHANGEABLE
O-RING
5-438S613-6
6130-00-936-1921INTERCHANGEABLE
INVERTER,POWER,STATIC
674-5064-000
5950-01-125-6900INTERCHANGEABLE
TRANSFORMER,POWER
K5438
5330-01-133-5864INTERCHANGEABLE
GASKET
4320-01-175-2461INTERCHANGEABLE
DRAWBAR
5438-15990
5120-01-428-4781INTERCHANGEABLE
SOCKET,SOCKET WRENCH
JHWST-1238
9150-01-669-2778INTERCHANGEABLE
LUBRICANT,DRY
DRI-GARD PLUS

Frequently Asked Questions

What is NSN 5330-01-244-1079?

NSN 5330-01-244-1079 is a Seal,plain Encased, manufactured by Circor Aerospace, Inc. Dba Circor Aerospace Inc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-244-1079?

NSN 5330-01-244-1079 has 2 cross-referenced part numbers: CRR52 ITEM 18 (Circor Aerospace, Inc. Dba Circor Aerospace Inc), 5438 (Circor Aerospace, Inc. Dba Circor Aerospace Inc).

What NSN replaces 5330-01-244-1079?

There are 8 known substitutes for 5330-01-244-1079: 5962-00-378-0216, 5331-00-455-0446, 6130-00-936-1921 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5438?

Key specifications for 5438: Material: PLASTIC TETRAFLUOROETHYLENE SEALING ELEMENT; Material: STEEL CORROSION RESISTING CASE. 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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