PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

66610X-X-C ITEM NO 21Seal,plain Encased

Ingersoll-Rand Company Dba Ingersoll-Rand · NSN 5330-01-422-4437 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-422-4437 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-422-4437. Primary manufacturer part number: 66610X-X-C ITEM NO 21.
Features
  • Seal,plain Encased — FSC 5330
  • 2 verified cross-references
  • Primary manufacturer: Ingersoll-Rand Company Dba Ingersoll-Rand
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-01-422-4437, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Ingersoll-Rand Company Dba Ingersoll-Rand. This item has 2 commercial cross-references 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.

Catalog Facts
Item NameSeal,plain Encased
FSC / FSG5330 — No Item Name Available (FSG 53)
ManufacturersIngersoll-Rand Company Dba Ingersoll-Rand (CAGE 03990)
Technical Specifications
ParameterValue
NSN5330-01-422-4437
Primary Part Number66610X-X-C ITEM NO 21
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerIngersoll-Rand Company Dba Ingersoll-Rand
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2990-00-737-01292227919 INTERCHANGEABLE
Pipe,exhaust
Chrysler Realty Company Llc Dba Daimler Chrysler
6140-01-315-859992931 INTERCHANGEABLE
Battery,storage
Skil Corp
Cross-Reference Index
Part NumberManufacturer
92926 Ingersoll-Rand Company Dba Ingersoll-Rand (USA)
66610X-X-C ITEM NO 21 PRIMARY Ingersoll-Rand Company Dba Ingersoll-Rand (USA)
Related Parts
2990-00-737-0129INTERCHANGEABLE
PIPE,EXHAUST
2227919
6140-01-315-8599INTERCHANGEABLE
BATTERY,STORAGE
92931

Frequently Asked Questions

What is NSN 5330-01-422-4437?

NSN 5330-01-422-4437 is a Seal,plain Encased, manufactured by Ingersoll-Rand Company Dba Ingersoll-Rand, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-422-4437?

NSN 5330-01-422-4437 has 2 cross-referenced part numbers: 92926 (Ingersoll-Rand Company Dba Ingersoll-Rand), 66610X-X-C ITEM NO 21 (Ingersoll-Rand Company Dba Ingersoll-Rand).

What NSN replaces 5330-01-422-4437?

There are 2 known substitutes for 5330-01-422-4437: 2990-00-737-0129, 6140-01-315-8599. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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