PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11628Seal,plain Encased

Armstrong Pumps Inc · NSN 5330-00-481-0126 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-481-0126 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-481-0126. Primary manufacturer part number: 11628.
Features
  • Seal,plain Encased — FSC 5330
  • Case Style: SQUARE
  • Accommodated Shaft Diameter: 1.250 INCHES NOMINAL IN
  • Sealing Element Style: VERTICAL
  • Seal Width: 0.250 INCHES NOMINAL IN
  • Material: RUBBER SEALING ELEMENT
  • Housing Bore Diameter: 1.688 INCHES NOMINAL IN
  • 1 verified cross-reference
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Sealing Element construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-481-0126, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Armstrong Pumps Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-481-0126
Primary Part Number11628
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerArmstrong Pumps Inc
StatusACTIVE
Case StyleSQUARE
Accommodated Shaft Diameter1.250 INCHES NOMINAL IN
Sealing Element StyleVERTICAL
Seal Width0.250 INCHES NOMINAL IN
MaterialRUBBER SEALING ELEMENT
Housing Bore Diameter1.688 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5360-00-598-66251-1628 INTERCHANGEABLE
Spring,helical,extension
Terex Usa, Llc Dba Terex Equipment Services
5950-00-646-070111628 INTERCHANGEABLE
Transformer,radio Frequency
Entron Industries Limited Partnership Dba Entron Industries Property Div
5920-01-292-068611628 INTERCHANGEABLE
Fuse,enclosed Link
Titan Corporation Dba Pulse Sciences
5330-01-364-248411628 INTERCHANGEABLE
Gasket
Eaton Corporation Div Fed
6130-01-378-677810410 INTERCHANGEABLE
Power Supply
Strike Technology, Inc. Dba Wilorco
Cross-Reference Index
Part NumberManufacturer
11628 PRIMARY Armstrong Pumps Inc (USA)
Related Parts
5360-00-598-6625INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
1-1628
5950-00-646-0701INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
11628
5920-01-292-0686INTERCHANGEABLE
FUSE,ENCLOSED LINK
11628
5330-01-364-2484INTERCHANGEABLE
GASKET
11628
6130-01-378-6778INTERCHANGEABLE
POWER SUPPLY
10410

Frequently Asked Questions

What is NSN 5330-00-481-0126?

NSN 5330-00-481-0126 is a Seal,plain Encased, manufactured by Armstrong Pumps Inc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-481-0126?

NSN 5330-00-481-0126 has 1 cross-referenced part number: 11628 (Armstrong Pumps Inc).

What NSN replaces 5330-00-481-0126?

There are 5 known substitutes for 5330-00-481-0126: 5360-00-598-6625, 5950-00-646-0701, 5920-01-292-0686 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11628?

Key specifications for 11628: Case Style: SQUARE; Accommodated Shaft Diameter: 1.250 INCHES NOMINAL IN; Sealing Element Style: VERTICAL; Seal Width: 0.250 INCHES NOMINAL IN. 6 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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