PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3645O-Ring

Alco Standard Corp Alco Food Service Equipment Co Alco Dispensing Systems Div · NSN 5331-01-058-4563 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-058-4563 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-058-4563. Primary manufacturer part number: 3645.
Features
  • O-Ring — FSC 5331
  • 1 verified cross-reference
  • Primary manufacturer: Alco Standard Corp Alco Food Service Equipment Co Alco Dispensing Systems Div
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-058-4563, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Alco Standard Corp Alco Food Service Equipment Co Alco Dispensing Systems Div. This item has 1 commercial cross-reference 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.

Catalog Facts
Item NameO-Ring
FSC / FSG5331 — O-Ring (FSG 53)
ManufacturersAlco Standard Corp Alco Food Service Equipment Co Alco Dispensing Systems Div (CAGE 92435)
Technical Specifications
ParameterValue
NSN5331-01-058-4563
Primary Part Number3645
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerAlco Standard Corp Alco Food Service Equipment Co Alco Dispensing Systems Div
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5930-00-163-72063645 INTERCHANGEABLE
Switch,code Indicating Wheel
Electro Switch Corp. Dba Electro Switch Corp Div Digitran a Unit of Electro Switch
5120-00-176-38601700 INTERCHANGEABLE
Tool,upper Seat
Lawler Manufacturing Company, Inc.
1730-00-294-28963645 INTERCHANGEABLE
Sling,aircraft Maintenance
Allison Transmission Inc Dba Allison Transmission, Inc
5998-00-827-2007 INTERCHANGEABLE
Circuit Card Assembly
5330-00-841-5208 INTERCHANGEABLE
Seal,plain Encased
2530-00-846-2379 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
6515-01-005-7329DYND40972 INTERCHANGEABLE
Suction Kit,tracheal
Medline Industries, Lp
6550-01-024-3989 INTERCHANGEABLE
Blood Collecting-Culture Bottle
6610-01-112-68393645 INTERCHANGEABLE
Shroud
Kearflex Engineering Company
2940-01-187-2341 INTERCHANGEABLE
Indicator,filter Warning,vehicul
Cross-Reference Index
Part NumberManufacturer
3645 Alco Standard Corp Alco Food Service Equipment Co Alco Dispensing Systems Div (USA)
Related Parts
5930-00-163-7206INTERCHANGEABLE
SWITCH,CODE INDICATING WHEEL
3645
5120-00-176-3860INTERCHANGEABLE
TOOL,UPPER SEAT
1700
1730-00-294-2896INTERCHANGEABLE
SLING,AIRCRAFT MAINTENANCE
3645
5998-00-827-2007INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5330-00-841-5208INTERCHANGEABLE
SEAL,PLAIN ENCASED
2530-00-846-2379INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
6515-01-005-7329INTERCHANGEABLE
SUCTION KIT,TRACHEAL
DYND40972
6550-01-024-3989INTERCHANGEABLE
BLOOD COLLECTING-CULTURE BOTTLE
6610-01-112-6839INTERCHANGEABLE
SHROUD
3645
2940-01-187-2341INTERCHANGEABLE
INDICATOR,FILTER WARNING,VEHICUL
6145-01-498-4726INTERCHANGEABLE
WIRE,ELECTRICAL
3645
7025-01-553-7491INTERCHANGEABLE
DISPLAY UNIT
3645

Frequently Asked Questions

What is NSN 5331-01-058-4563?

NSN 5331-01-058-4563 is a O-Ring, manufactured by Alco Standard Corp Alco Food Service Equipment Co Alco Dispensing Systems Div, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-058-4563?

NSN 5331-01-058-4563 has 1 cross-referenced part number: 3645 (Alco Standard Corp Alco Food Service Equipment Co Alco Dispensing Systems Div).

What NSN replaces 5331-01-058-4563?

There are 12 known substitutes for 5331-01-058-4563: 5930-00-163-7206, 5120-00-176-3860, 1730-00-294-2896 and 9 more. Verify interchangeability with system specifications before substitution.

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