PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M2622Seal,plain Encased

Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · NSN 5330-00-924-8173 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-924-8173 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-924-8173. Primary manufacturer part number: M2622.
Features
  • Seal,plain Encased — FSC 5330
  • Seal Width: 0.297 INCHES MINIMUM AND 0.329 INCHES MAXIMUM IN
  • Material: RUBBER SYNTHETIC SEALING ELEMENT B
  • Surface Treatment: PLASTIC CASE
  • Material: STEEL CASE
  • Sealing Element Style: ANGULAR-OPPOSED
  • Case Style: SQUARE
  • Accommodated Shaft Diameter: 1.500 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic Sealing Element B construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-924-8173, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-924-8173
Primary Part NumberM2622
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerTwin Disc, Incorporated Dba Twin Disc Mid-Atlantic
StatusCANCELLED
Seal Width0.297 INCHES MINIMUM AND 0.329 INCHES MAXIMUM IN
MaterialRUBBER SYNTHETIC SEALING ELEMENT B
Surface TreatmentPLASTIC CASE
MaterialSTEEL CASE
Sealing Element StyleANGULAR-OPPOSED
Case StyleSQUARE
Accommodated Shaft Diameter1.500 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC SEALING ELEMENT A
Outside Diameter2.254 INCHES NOMINAL IN
Housing Bore Diameter2.249 INCHES MINIMUM AND 2.251 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5835-00-346-4729 INTERCHANGEABLE
Retainer,drag
5310-00-395-3298 INTERCHANGEABLE
Nut,plain,hexagon
3120-00-707-6920M-2622 INTERCHANGEABLE
Bearing,sleeve
Cooper Machinery Services Llc
3110-01-047-63541-4939 INTERCHANGEABLE
Bearing,ball,annular
American Hofmann Corp
5310-01-135-9275 INTERCHANGEABLE
Washer
5895-01-233-851014939 INTERCHANGEABLE
Input Output Module
Versitron Inc
5935-01-270-061714939 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Giga-Tronics Incorporated Dba Giga-Tronics
6550-01-537-5298680 1895 INTERCHANGEABLE
Test Slide,cholesterol Determina
Ortho-Clinical Diagnostics Inc Dba Ortho-Clinical Diagnostics Inc
Cross-Reference Index
Part NumberManufacturer
TW216-132-6 Trostel Albert Packing Ltd (USA)
14939 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
M2622 PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
Related Parts
5835-00-346-4729INTERCHANGEABLE
RETAINER,DRAG
5310-00-395-3298INTERCHANGEABLE
NUT,PLAIN,HEXAGON
3120-00-707-6920INTERCHANGEABLE
BEARING,SLEEVE
M-2622
3110-01-047-6354INTERCHANGEABLE
BEARING,BALL,ANNULAR
1-4939
5310-01-135-9275INTERCHANGEABLE
WASHER
5895-01-233-8510INTERCHANGEABLE
INPUT OUTPUT MODULE
14939
5935-01-270-0617INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
14939
6550-01-537-5298INTERCHANGEABLE
TEST SLIDE,CHOLESTEROL DETERMINA
680 1895

Frequently Asked Questions

What is NSN 5330-00-924-8173?

NSN 5330-00-924-8173 is a Seal,plain Encased, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-924-8173?

NSN 5330-00-924-8173 has 3 cross-referenced part numbers: TW216-132-6 (Trostel Albert Packing Ltd), 14939 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions), M2622 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).

What NSN replaces 5330-00-924-8173?

There are 8 known substitutes for 5330-00-924-8173: 5835-00-346-4729, 5310-00-395-3298, 3120-00-707-6920 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M2622?

Key specifications for M2622: Seal Width: 0.297 INCHES MINIMUM AND 0.329 INCHES MAXIMUM IN; Material: RUBBER SYNTHETIC SEALING ELEMENT B; Surface Treatment: PLASTIC CASE; Material: STEEL CASE. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-924-8173 still in active supply?

NSN 5330-00-924-8173 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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