PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

63X279Seal,plain Encased

Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc · NSN 5330-00-291-9934 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-291-9934 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-291-9934. Primary manufacturer part number: 63X279.
Features
  • Seal,plain Encased — FSC 5330
  • Accommodated Shaft Maximum Rated Speed: 3000 FEET PER MINUTE FT
  • Accommodated Shaft Diameter: 1.000 INCHES NOMINAL IN
  • Material: RUBBER SYNTHETIC SEALING ELEMENT
  • Seal Width: 0.375 INCHES NOMINAL IN
  • Material: COPPER ALLOY CASE
  • Case Style: SQUARE
  • Sealing Element Style: ANGULAR
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic Sealing Element construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-291-9934, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-291-9934
Primary Part Number63X279
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerGarlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc
StatusCANCELLED
Accommodated Shaft Maximum Rated Speed3000 FEET PER MINUTE FT
Accommodated Shaft Diameter1.000 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC SEALING ELEMENT
Seal Width0.375 INCHES NOMINAL IN
MaterialCOPPER ALLOY CASE
Case StyleSQUARE
Sealing Element StyleANGULAR
Housing Bore Diameter1.875 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
8145-00-345-1062P109 INTERCHANGEABLE
Shipping and Storage Container
Naval Inventory Control Point
2940-00-540-353913 INTERCHANGEABLE
Filter Element,fluid
Deluxe Products Div Walker Mfg Co
3110-00-540-4656310 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
Cross-Reference Index
Part NumberManufacturer
63X279 PRIMARY Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA)
B63X297 PRIMARY Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA)
21496-0297 Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA)
00044 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
P109 PRIMARY Reuland Electric Co (USA)
Related Parts
8145-00-345-1062INTERCHANGEABLE
SHIPPING AND STORAGE CONTAINER
P109
2940-00-540-3539INTERCHANGEABLE
FILTER ELEMENT,FLUID
13
3110-00-540-4656INTERCHANGEABLE
BEARING,BALL,ANNULAR
310

Frequently Asked Questions

What is NSN 5330-00-291-9934?

NSN 5330-00-291-9934 is a Seal,plain Encased, manufactured by Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-291-9934?

NSN 5330-00-291-9934 has 5 cross-referenced part numbers: 63X279 (Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc), B63X297 (Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc), 21496-0297 (Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc), 00044 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), P109 (Reuland Electric Co).

What NSN replaces 5330-00-291-9934?

There are 3 known substitutes for 5330-00-291-9934: 8145-00-345-1062, 2940-00-540-3539, 3110-00-540-4656. Verify interchangeability with system specifications before substitution.

What are the specifications of 63X279?

Key specifications for 63X279: Accommodated Shaft Maximum Rated Speed: 3000 FEET PER MINUTE FT; Accommodated Shaft Diameter: 1.000 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC SEALING ELEMENT; Seal Width: 0.375 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-291-9934 still in active supply?

NSN 5330-00-291-9934 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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