PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15573Shaft and Seal Assy

Williams International Co., L.l.c. · NSN 2915-00-817-4453 · FSC 2915 · No Item Name Available
Verified by PartsTable
NSN 2915-00-817-4453 — this item is cataloged by the U.S. Government under National Stock Number 2915-00-817-4453. Primary manufacturer part number: 15573.
Features
  • Shaft and Seal Assy — FSC 2915
  • 1 verified cross-reference
  • Primary manufacturer: Williams International Co., L.l.c.
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Shaft and Seal Assy, cataloged under National Stock Number 2915-00-817-4453, is classified within Federal Supply Class 2915 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Williams International Co., L.l.c.. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameShaft and Seal Assy
FSC / FSG2915 — No Item Name Available (FSG 29)
ManufacturersWilliams International Co., L.l.c. (CAGE 24235)
Technical Specifications
ParameterValue
NSN2915-00-817-4453
Primary Part Number15573
Item NameShaft and Seal Assy
FSC / FSG2915 / 29 — No Item Name Available
ManufacturerWilliams International Co., L.l.c.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5360-00-382-8168 INTERCHANGEABLE
Spring,helical,torsion
4820-01-235-8544 INTERCHANGEABLE
Seat,valve
1375-01-715-943015573 INTERCHANGEABLE
Demolition Kit,breaching System,
Blasters Tool & Supply Co., Inc.
Cross-Reference Index
Part NumberManufacturer
15573 PRIMARY Williams International Co., L.l.c. (USA)
Related Parts
5360-00-382-8168INTERCHANGEABLE
SPRING,HELICAL,TORSION
4820-01-235-8544INTERCHANGEABLE
SEAT,VALVE
1375-01-715-9430INTERCHANGEABLE
DEMOLITION KIT,BREACHING SYSTEM,
15573

Frequently Asked Questions

What is NSN 2915-00-817-4453?

NSN 2915-00-817-4453 is a Shaft and Seal Assy, manufactured by Williams International Co., L.l.c., classified under FSC 2915 (No Item Name Available). Status: active.

What are the part numbers for NSN 2915-00-817-4453?

NSN 2915-00-817-4453 has 1 cross-referenced part number: 15573 (Williams International Co., L.l.c.).

What NSN replaces 2915-00-817-4453?

There are 3 known substitutes for 2915-00-817-4453: 5360-00-382-8168, 4820-01-235-8544, 1375-01-715-9430. Verify interchangeability with system specifications before substitution.

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