PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25815E Ring,external

Bowmar Llc Dba Bowmar Instrument Corp · NSN 5365-01-257-6599 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-01-257-6599 — this item is cataloged by the U.S. Government under National Stock Number 5365-01-257-6599. Primary manufacturer part number: 25815.
Features
  • E Ring,external — FSC 5365
  • 1 verified cross-reference
  • Primary manufacturer: Bowmar Llc Dba Bowmar Instrument Corp
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The E Ring,external, cataloged under National Stock Number 5365-01-257-6599, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Bowmar Llc Dba Bowmar Instrument Corp. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameE Ring,external
FSC / FSG5365 — No Item Name Available (FSG 53)
ManufacturersBowmar Llc Dba Bowmar Instrument Corp (CAGE 99479)
Technical Specifications
ParameterValue
NSN5365-01-257-6599
Primary Part Number25815
Item NameE Ring,external
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerBowmar Llc Dba Bowmar Instrument Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5310-00-037-493599-1125 INTERCHANGEABLE
Washer,flat
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
5999-00-252-63501585384 INTERCHANGEABLE
Cap,electrical
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5330-00-318-408925815 INTERCHANGEABLE
Gasket
John Deer Consumer Products Inc
2825-00-389-9792 INTERCHANGEABLE
Holder,nozzle Body
4730-00-576-2551 INTERCHANGEABLE
Bolt,fluid Passage
4210-01-676-980525815 INTERCHANGEABLE
Nozzle Assembly,monitor Type,fir
Tyco Fire Products Lp
Cross-Reference Index
Part NumberManufacturer
25815 PRIMARY Bowmar Llc Dba Bowmar Instrument Corp (USA)
Related Parts
5310-00-037-4935INTERCHANGEABLE
WASHER,FLAT
99-1125
5999-00-252-6350INTERCHANGEABLE
CAP,ELECTRICAL
1585384
5330-00-318-4089INTERCHANGEABLE
GASKET
25815
2825-00-389-9792INTERCHANGEABLE
HOLDER,NOZZLE BODY
4730-00-576-2551INTERCHANGEABLE
BOLT,FLUID PASSAGE
4210-01-676-9805INTERCHANGEABLE
NOZZLE ASSEMBLY,MONITOR TYPE,FIR
25815

Frequently Asked Questions

What is NSN 5365-01-257-6599?

NSN 5365-01-257-6599 is a E Ring,external, manufactured by Bowmar Llc Dba Bowmar Instrument Corp, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-01-257-6599?

NSN 5365-01-257-6599 has 1 cross-referenced part number: 25815 (Bowmar Llc Dba Bowmar Instrument Corp).

What NSN replaces 5365-01-257-6599?

There are 6 known substitutes for 5365-01-257-6599: 5310-00-037-4935, 5999-00-252-6350, 5330-00-318-4089 and 3 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com