PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6418Z557O-Ring

Ppm Cranes Inc · NSN 5331-01-365-6485 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-365-6485 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-365-6485. Primary manufacturer part number: 6418Z557.
Features
  • O-Ring — FSC 5331
  • 3 verified cross-references
  • Primary manufacturer: Ppm Cranes Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-365-6485, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Ppm Cranes Inc. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersHusco International Inc (CAGE 93784); Ppm Cranes Inc (CAGE 0FNE7); Bud Information Systems (CAGE 93734)
Technical Specifications
ParameterValue
NSN5331-01-365-6485
Primary Part Number6418Z557
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerPpm Cranes Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3110-00-554-3181218KC3 INTERCHANGEABLE
Bearing,ball,annular
Timken Co Div the Timken Company
5930-01-017-580943218 INTERCHANGEABLE
Switch,flow
Setra Systems, Inc. Dba Gems Sensors
5950-01-043-498311510182 INTERCHANGEABLE
Transformer,power
Us Army Aviation and Missile Command
5331-01-273-153744836 INTERCHANGEABLE
O-Ring
Bourns Inc
5120-01-306-4519 INTERCHANGEABLE
Wrench,open End Box
5830-01-329-1778HS 330 INTERCHANGEABLE
Intercommunication Station
HS Associates Corp
6240-01-622-9388561043 INTERCHANGEABLE
Lamp,light Emitting Diode
Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company
Cross-Reference Index
Part NumberManufacturer
43-218 Husco International Inc (USA)
6418Z557 PRIMARY Ppm Cranes Inc (USA)
43-218 Bud Information Systems (USA)
Related Parts
3110-00-554-3181INTERCHANGEABLE
BEARING,BALL,ANNULAR
218KC3
5930-01-017-5809INTERCHANGEABLE
SWITCH,FLOW
43218
5950-01-043-4983INTERCHANGEABLE
TRANSFORMER,POWER
11510182
5331-01-273-1537INTERCHANGEABLE
O-RING
44836
5120-01-306-4519INTERCHANGEABLE
WRENCH,OPEN END BOX
5830-01-329-1778INTERCHANGEABLE
INTERCOMMUNICATION STATION
HS 330
6240-01-622-9388INTERCHANGEABLE
LAMP,LIGHT EMITTING DIODE
561043

Frequently Asked Questions

What is NSN 5331-01-365-6485?

NSN 5331-01-365-6485 is a O-Ring, manufactured by Ppm Cranes Inc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-365-6485?

NSN 5331-01-365-6485 has 3 cross-referenced part numbers: 43-218 (Husco International Inc), 6418Z557 (Ppm Cranes Inc), 43-218 (Bud Information Systems).

What NSN replaces 5331-01-365-6485?

There are 7 known substitutes for 5331-01-365-6485: 3110-00-554-3181, 5930-01-017-5809, 5950-01-043-4983 and 4 more. Verify interchangeability with system specifications before substitution.

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