PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

500218Seal,plain Encased

Army Weapons Command Attn Amswe-Ree-S · NSN 5330-00-291-9939 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-291-9939 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-291-9939. Primary manufacturer part number: 500218.
Features
  • Seal,plain Encased — FSC 5330
  • Case Style: SQUARE
  • Seal Width: 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
  • Sealing Element Style: ANGULAR
  • Accommodated Shaft Maximum Rated Speed: 1600 FEET PER MINUTE FT
  • Material: STEEL CASE
  • Material: LEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
  • Housing Bore Diameter: 2.061 INCHES MINIMUM AND 2.063 INCHES MAXIMUM IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Steel Case construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-291-9939, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Army Weapons Command Attn Amswe-Ree-S. Government technical data includes 8 verified specifications, 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-291-9939
Primary Part Number500218
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerArmy Weapons Command Attn Amswe-Ree-S
StatusACTIVE
Case StyleSQUARE
Seal Width0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
Sealing Element StyleANGULAR
Accommodated Shaft Maximum Rated Speed1600 FEET PER MINUTE FT
MaterialSTEEL CASE
MaterialLEATHER OR RUBBER SYNTHETIC SEALING ELEMENT
Housing Bore Diameter2.061 INCHES MINIMUM AND 2.063 INCHES MAXIMUM IN
Accommodated Shaft Diameter1.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5970-00-731-9531500-218 INTERCHANGEABLE
Insulator,plate
Aerosonic Llc
5935-00-738-83637388363 INTERCHANGEABLE
Connector,receptacle,electrical
U S Army Tank Automotive Command Amsta-Im-Mm
4720-01-148-7122D105-6 INTERCHANGEABLE
Tubing,nonmetallic
Daburn Wire & Cable Corp
6130-01-502-20668002941 INTERCHANGEABLE
Charger,battery
Scott Technologies, Inc.
Cross-Reference Index
Part NumberManufacturer
500218 Army Weapons Command Attn Amswe-Ree-S (USA)
7220362 Watertown Arsenal Smiwt-Re (USA)
A386075 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
7325683 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Related Parts
5970-00-731-9531INTERCHANGEABLE
INSULATOR,PLATE
500-218
5935-00-738-8363INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
7388363
4720-01-148-7122INTERCHANGEABLE
TUBING,NONMETALLIC
D105-6
6130-01-502-2066INTERCHANGEABLE
CHARGER,BATTERY
8002941

Frequently Asked Questions

What is NSN 5330-00-291-9939?

NSN 5330-00-291-9939 is a Seal,plain Encased, manufactured by Army Weapons Command Attn Amswe-Ree-S, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-291-9939?

NSN 5330-00-291-9939 has 4 cross-referenced part numbers: 500218 (Army Weapons Command Attn Amswe-Ree-S), 7220362 (Watertown Arsenal Smiwt-Re), A386075 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), 7325683 (U S Army Tank Automotive Command Amsta-Im-Mm).

What NSN replaces 5330-00-291-9939?

There are 4 known substitutes for 5330-00-291-9939: 5970-00-731-9531, 5935-00-738-8363, 4720-01-148-7122 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 500218?

Key specifications for 500218: Case Style: SQUARE; Seal Width: 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN; Sealing Element Style: ANGULAR; Accommodated Shaft Maximum Rated Speed: 1600 FEET PER MINUTE FT. 8 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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