PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-A-52524/13Seal,plain Encased

Federal Commercial Item Description Promulgated by General Services Administration Washington DC · NSN 5330-01-498-0176 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-498-0176 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-498-0176. Primary manufacturer part number: A-A-52524/13.
Features
  • Seal,plain Encased — FSC 5330
  • Seal Width: 0.250 INCHES NOMINAL IN
  • Sealing Element Style: VERTICAL
  • Accommodated Shaft Diameter: 1.875 INCHES NOMINAL IN
  • Case Style: FLANGED
  • Housing Bore Diameter: 2.502 INCHES NOMINAL IN
  • Material: LEATHER AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
  • Material: STEEL CASE
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Leather and Rubber Butadiene-Acrylonitrile Class Nbr Sealing Element construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-01-498-0176, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-498-0176
Primary Part NumberA-A-52524/13
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerFederal Commercial Item Description Promulgated by General Services Administration Washington DC
StatusACTIVE
Seal Width0.250 INCHES NOMINAL IN
Sealing Element StyleVERTICAL
Accommodated Shaft Diameter1.875 INCHES NOMINAL IN
Case StyleFLANGED
Housing Bore Diameter2.502 INCHES NOMINAL IN
MaterialLEATHER AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
MaterialSTEEL CASE
Specification/standard Data58536-A-A-52524/13 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Material Document and ClassificationMIL-S-45005C,CL-1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-020-0205 INTERCHANGEABLE
Seal,plain Encased
5330-00-143-9666 INTERCHANGEABLE
Seal,plain Encased
5330-00-413-6426 INTERCHANGEABLE
Seal,plain Encased
5330-00-781-4525 INTERCHANGEABLE
Seal,plain Encased
5330-00-828-8522 INTERCHANGEABLE
Seal,plain Encased
5330-00-846-9838 INTERCHANGEABLE
Seal,plain Encased
5330-00-928-0302 INTERCHANGEABLE
Seal,plain Encased
5330-00-928-0303 INTERCHANGEABLE
Seal,plain
5330-00-935-9225 INTERCHANGEABLE
Seal,plain Encased
5330-01-038-4802 INTERCHANGEABLE
Seal,plain Encased
Cross-Reference Index
Part NumberManufacturer
A-A-52524/13 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
AA52524/13-27-1 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
5330-00-020-0205INTERCHANGEABLE
SEAL,PLAIN ENCASED
5330-00-143-9666INTERCHANGEABLE
SEAL,PLAIN ENCASED
5330-00-413-6426INTERCHANGEABLE
SEAL,PLAIN ENCASED
5330-00-781-4525INTERCHANGEABLE
SEAL,PLAIN ENCASED
5330-00-828-8522INTERCHANGEABLE
SEAL,PLAIN ENCASED
5330-00-846-9838INTERCHANGEABLE
SEAL,PLAIN ENCASED
5330-00-928-0302INTERCHANGEABLE
SEAL,PLAIN ENCASED
5330-00-928-0303INTERCHANGEABLE
SEAL,PLAIN
5330-00-935-9225INTERCHANGEABLE
SEAL,PLAIN ENCASED
5330-01-038-4802INTERCHANGEABLE
SEAL,PLAIN ENCASED
5330-01-135-4173INTERCHANGEABLE
SEAL,PLAIN ENCASED
5330-01-572-0655INTERCHANGEABLE
SEAL,PLAIN ENCASED

Frequently Asked Questions

What is NSN 5330-01-498-0176?

NSN 5330-01-498-0176 is a Seal,plain Encased, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-498-0176?

NSN 5330-01-498-0176 has 2 cross-referenced part numbers: A-A-52524/13 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), AA52524/13-27-1 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC).

What NSN replaces 5330-01-498-0176?

There are 12 known substitutes for 5330-01-498-0176: 5330-00-020-0205, 5330-00-143-9666, 5330-00-413-6426 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A-A-52524/13?

Key specifications for A-A-52524/13: Seal Width: 0.250 INCHES NOMINAL IN; Sealing Element Style: VERTICAL; Accommodated Shaft Diameter: 1.875 INCHES NOMINAL IN; Case Style: FLANGED. 10 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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