PartsTable TECHNICAL DATA SHEET

JULY 2026Technical Data Sheet

1918-01O-Ring

Name: 1918-01
SKU: 5331-00-946-0454

Norgren C a Co · NSN 5331-00-946-0454 · FSC 5331 · O-Ring

Verified by PartsTable

NSN 5331-00-946-0454 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-946-0454. Primary manufacturer part number: 1918-01.

5331-00-946-0454 — O-Ring illustration

Features

O-Ring — FSC 5331
Material: RUBBER SYNTHETIC
Center Hole Diameter: 0.669 INCHES MINIMUM AND 0.679 INCHES MAXIMUM IN
Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
2 verified cross-references
Primary manufacturer: Norgren C a Co

Applications

Fluid containment and leak prevention
Pressure boundary maintenance
Environmental sealing
Applications requiring Rubber Synthetic construction

General Description

The O-Ring, cataloged under National Stock Number 5331-00-946-0454, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Norgren C a Co. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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: Cancelled.

Technical Specifications

Parameter	Value
NSN	5331-00-946-0454
Primary Part Number	1918-01
Item Name	O-Ring
FSC / FSG	5331 / 53 — O-Ring
Manufacturer	Norgren C a Co
Status	CANCELLED
Material	RUBBER SYNTHETIC
Center Hole Diameter	0.669 INCHES MINIMUM AND 0.679 INCHES MAXIMUM IN
Cross-Sectional Height	0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN

Lifecycle & Compliance

Acquisition Status	CANCELLED
HAZMAT	No

⇄ Verified Substitutes 12

5306-00-019-1801191801 INTERCHANGEABLE

Bolt,machine

U S Army Tank Automotive Command Amsta-Im-Mm

3030-00-106-1798SS25 INTERCHANGEABLE

Belt,v

Kut Kwick Corp

3020-00-137-632010636 INTERCHANGEABLE

Gear,antibacklash,spur

The Aeronautical Instrument and Radio Company Dba the Aeronautical Instrument and Radio Company Div the Aeronautical Instrument and

5950-00-351-5484SC-C-84585 INTERCHANGEABLE

Coil,telephone

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir

2940-00-423-8011 INTERCHANGEABLE

Filter Element,fluid

4720-00-529-2833FG1251HHH0284 INTERCHANGEABLE

Hose Assembly,nonmetallic

Danfoss Power Solutions II, Llc

5310-00-947-9863191801 INTERCHANGEABLE

Washer,flat

Honeywell International Inc Div Aerospace-South Bend (bendix Dr)

2520-01-103-936510636 INTERCHANGEABLE

Yoke

Crown Coachworks Inc Div Crown Coachworks Auto Body & Paint

5310-01-159-5003 INTERCHANGEABLE

Washer

4320-01-223-408410460 INTERCHANGEABLE

Manifold

North American Controls Inc Dba North American Controls Inc

Cross-Reference Index

Part Number	Manufacturer
1918-01 PRIMARY	Norgren C a Co (USA)
10-636	Norgren C a Co (USA)

Related Parts

5306-00-019-1801INTERCHANGEABLE

BOLT,MACHINE

191801

3030-00-106-1798INTERCHANGEABLE

BELT,V

SS25

3020-00-137-6320INTERCHANGEABLE

GEAR,ANTIBACKLASH,SPUR

10636

5950-00-351-5484INTERCHANGEABLE

COIL,TELEPHONE

SC-C-84585

2940-00-423-8011INTERCHANGEABLE

FILTER ELEMENT,FLUID

4720-00-529-2833INTERCHANGEABLE

HOSE ASSEMBLY,NONMETALLIC

FG1251HHH0284

5310-00-947-9863INTERCHANGEABLE

WASHER,FLAT

191801

2520-01-103-9365INTERCHANGEABLE

YOKE

10636

5310-01-159-5003INTERCHANGEABLE

WASHER

4320-01-223-4084INTERCHANGEABLE

MANIFOLD

10460

6150-01-551-5231INTERCHANGEABLE

CABLE ASSEMBLY,SPECIAL PURPOSE,E

10636

6525-01-571-1823INTERCHANGEABLE

SOFTWARE DOWNLOAD REPAIR KIT,FPG

453567399891

Frequently Asked Questions

What is NSN 5331-00-946-0454?

NSN 5331-00-946-0454 is a O-Ring, manufactured by Norgren C a Co, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-946-0454?

NSN 5331-00-946-0454 has 2 cross-referenced part numbers: 1918-01 (Norgren C a Co), 10-636 (Norgren C a Co).

What NSN replaces 5331-00-946-0454?

There are 12 known substitutes for 5331-00-946-0454: 5306-00-019-1801, 3030-00-106-1798, 3020-00-137-6320 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1918-01?

Key specifications for 1918-01: Material: RUBBER SYNTHETIC; Center Hole Diameter: 0.669 INCHES MINIMUM AND 0.679 INCHES MAXIMUM IN; Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN. 3 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-946-0454 still in active supply?

NSN 5331-00-946-0454 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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

PartsTable Design LLC · partstable.com