PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4951O-Ring

Ellis Mfg Co Inc · NSN 5331-01-304-1150 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-01-304-1150 — this item is cataloged by the U.S. Government under National Stock Number 5331-01-304-1150. Primary manufacturer part number: 4951.
Features
  • O-Ring — FSC 5331
  • 1 verified cross-reference
  • Primary manufacturer: Ellis Mfg Co Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring, cataloged under National Stock Number 5331-01-304-1150, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Ellis Mfg Co Inc. 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)
ManufacturersEllis Mfg Co Inc (CAGE 7J529)
Technical Specifications
ParameterValue
NSN5331-01-304-1150
Primary Part Number4951
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerEllis Mfg Co Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5905-00-232-8508640-34289 INTERCHANGEABLE
Resistor,fixed,wire Wound
Applied Power Inc Power Packer
2805-00-354-3558 INTERCHANGEABLE
Piston Ring Set
6520-00-764-0678 INTERCHANGEABLE
Impression Material,dental
4330-00-839-6334662345C1 INTERCHANGEABLE
Filter Element,fluid
Navistar Intl Corp Melrose Park Engine Plant Location /melrose Park/
5430-00-858-15284951 INTERCHANGEABLE
Flame Arrester,ventilation-Exhau
Protectoseal Co Container Div
6640-01-096-4951DCA305 INTERCHANGEABLE
Bottle,screw Cap
Gerin Corp Inc
6625-01-144-96734951-244 INTERCHANGEABLE
Ammeter
Jewell Instruments Llc
8040-01-162-5593 INTERCHANGEABLE
Adhesive
6515-01-354-84874951 INTERCHANGEABLE
Lead,pacemaker,cardiac
Medtronic Inc Div Medtronic Usa, Inc
6525-01-362-062429-49519 INTERCHANGEABLE
Cover,fluoroscopic X-Ray Apparat
Cardinal Health 200, Llc
Cross-Reference Index
Part NumberManufacturer
4951 PRIMARY Ellis Mfg Co Inc (USA)
Related Parts
5905-00-232-8508INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
640-34289
2805-00-354-3558INTERCHANGEABLE
PISTON RING SET
6520-00-764-0678INTERCHANGEABLE
IMPRESSION MATERIAL,DENTAL
4330-00-839-6334INTERCHANGEABLE
FILTER ELEMENT,FLUID
662345C1
5430-00-858-1528INTERCHANGEABLE
FLAME ARRESTER,VENTILATION-EXHAU
4951
6640-01-096-4951INTERCHANGEABLE
BOTTLE,SCREW CAP
DCA305
6625-01-144-9673INTERCHANGEABLE
AMMETER
4951-244
8040-01-162-5593INTERCHANGEABLE
ADHESIVE
6515-01-354-8487INTERCHANGEABLE
LEAD,PACEMAKER,CARDIAC
4951
6525-01-362-0624INTERCHANGEABLE
COVER,FLUOROSCOPIC X-RAY APPARAT
29-49519
5940-01-406-0542INTERCHANGEABLE
POST,BINDING,ELECTRICAL
6625-01-525-7100INTERCHANGEABLE
METER,250 DEG RANGE

Frequently Asked Questions

What is NSN 5331-01-304-1150?

NSN 5331-01-304-1150 is a O-Ring, manufactured by Ellis Mfg Co Inc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-01-304-1150?

NSN 5331-01-304-1150 has 1 cross-referenced part number: 4951 (Ellis Mfg Co Inc).

What NSN replaces 5331-01-304-1150?

There are 12 known substitutes for 5331-01-304-1150: 5905-00-232-8508, 2805-00-354-3558, 6520-00-764-0678 and 9 more. Verify interchangeability with system specifications before substitution.

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