PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2250-7Seal Protector Ring

Bowen Tools Inc a Big Three Industry · NSN 5985-00-998-1878 · FSC 5985 · No Item Name Available
Verified by PartsTable
NSN 5985-00-998-1878 — this item is cataloged by the U.S. Government under National Stock Number 5985-00-998-1878. Primary manufacturer part number: 2250-7.
Features
  • Seal Protector Ring — FSC 5985
  • 1 verified cross-reference
  • Primary manufacturer: Bowen Tools Inc a Big Three Industry
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal Protector Ring, cataloged under National Stock Number 5985-00-998-1878, is classified within Federal Supply Class 5985 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Bowen Tools Inc a Big Three Industry. 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.

Catalog Facts
Item NameSeal Protector Ring
FSC / FSG5985 — No Item Name Available (FSG 59)
ManufacturersBowen Tools Inc a Big Three Industry (CAGE 14820)
Technical Specifications
ParameterValue
NSN5985-00-998-1878
Primary Part Number2250-7
Item NameSeal Protector Ring
FSC / FSG5985 / 59 — No Item Name Available
ManufacturerBowen Tools Inc a Big Three Industry
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3110-00-100-0226385A INTERCHANGEABLE
Cone and Rollers,tapered Roller
Kenworth Truck Co a Div of Paccar Inc
5975-00-212-6249 INTERCHANGEABLE
Ring,electrical Bonding
5355-00-309-736922507 INTERCHANGEABLE
Knob
Pickard and Burns Inc
5895-00-887-8522 INTERCHANGEABLE
Diode,post
5935-01-098-0657ST5M1362-001 INTERCHANGEABLE
Connector,plug,electrical
The Boeing Company Div Defense
Cross-Reference Index
Part NumberManufacturer
2250-7 Bowen Tools Inc a Big Three Industry (USA)
Related Parts
3110-00-100-0226INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
385A
5975-00-212-6249INTERCHANGEABLE
RING,ELECTRICAL BONDING
5355-00-309-7369INTERCHANGEABLE
KNOB
22507
5895-00-887-8522INTERCHANGEABLE
DIODE,POST
5935-01-098-0657INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
ST5M1362-001

Frequently Asked Questions

What is NSN 5985-00-998-1878?

NSN 5985-00-998-1878 is a Seal Protector Ring, manufactured by Bowen Tools Inc a Big Three Industry, classified under FSC 5985 (No Item Name Available). Status: active.

What are the part numbers for NSN 5985-00-998-1878?

NSN 5985-00-998-1878 has 1 cross-referenced part number: 2250-7 (Bowen Tools Inc a Big Three Industry).

What NSN replaces 5985-00-998-1878?

There are 5 known substitutes for 5985-00-998-1878: 3110-00-100-0226, 5975-00-212-6249, 5355-00-309-7369 and 2 more. Verify interchangeability with system specifications before substitution.

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