PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4400172-1280O-Ring

Marotta Controls Inc · NSN 5331-00-111-3747 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-111-3747 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-111-3747. Primary manufacturer part number: 4400172-1280.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • Center Hole Diameter: 1.475 INCHES MINIMUM AND 1.499 INCHES MAXIMUM IN
  • Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
  • Temp Rating: -30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
  • Outside Diameter: 1.675 INCHES MINIMUM AND 1.711 INCHES MAXIMUM IN
  • 17 verified cross-references
  • Primary manufacturer: Marotta Controls Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-111-3747, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Marotta Controls Inc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-111-3747
Primary Part Number4400172-1280
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerMarotta Controls Inc
StatusCANCELLED
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Center Hole Diameter1.475 INCHES MINIMUM AND 1.499 INCHES MAXIMUM IN
Cross-Sectional Height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
Temp Rating-30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF
Outside Diameter1.675 INCHES MINIMUM AND 1.711 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
2990-00-457-66585122883 INTERCHANGEABLE
Shaft and Carrier,governor
Rolls-Royce Solutions America Inc
4820-01-422-7204273505760051355 INTERCHANGEABLE
Disk,valve
Tate Andale, Llc
4820-01-422-7209499505760051353 INTERCHANGEABLE
Seat,valve
Tate Andale, Llc
4820-01-422-7246100230631R INTERCHANGEABLE
Valve,stop-Check
Tate Andale, Llc
4820-01-422-7248326500340013415 INTERCHANGEABLE
Indicator,valve Opening
Tate Andale, Llc
Cross-Reference Index
Part NumberManufacturer
5331PL1334120 Jednolity Indeks Materialowy - Uniform Material Index (POL)
2-128N398-7 Parker-Hannifin Corp Div O-Ring Division (USA)
2-128N674-70 Parker Hannifin France Holding (FRA)
2GK842 Oshkosh Corp (USA)
OR37,77X2,62 2-128 N674-70 Parker Hannifin Gmbh O-Ring Division (DEU)
ARP568-128N398-7 Parker-Hannifin Corp Div O-Ring Division (USA)
N0674 2-128 Parker-Hannifin Corp Div O-Ring Division (USA)
300.017.556 Vincorion Advanced Systems Gmbh Div Jenoptik Defense and Civil Systems (DEU)
J200AS128 Marotta Controls Inc (USA)
4400172-1280 PRIMARY Marotta Controls Inc (USA)
3-3454 Spectrum Microwave, Inc. (USA)
2GK842 Oshkosh Defense Llc (USA)
ARP568-128N219-70 Parker-Hannifin Corp Div O-Ring Division (USA)
2-128N674-70 Parker-Hannifin Corp Div O-Ring Division (USA)
AS568-128/MIL-G-21569 CL I PRIMARY Sae International Dba Sae International (USA)
AS568-128/MIL-G-21569 CL I Society of Automotive Engineers Inc (USA)
2-128N674-70 Parker Hannifin France SAS (FRA)
Related Parts
2990-00-457-6658INTERCHANGEABLE
SHAFT AND CARRIER,GOVERNOR
5122883
4820-01-422-7204INTERCHANGEABLE
DISK,VALVE
273505760051355
4820-01-422-7209INTERCHANGEABLE
SEAT,VALVE
499505760051353
4820-01-422-7246INTERCHANGEABLE
VALVE,STOP-CHECK
100230631R
4820-01-422-7248INTERCHANGEABLE
INDICATOR,VALVE OPENING
326500340013415

Frequently Asked Questions

What is NSN 5331-00-111-3747?

NSN 5331-00-111-3747 is a O-Ring, manufactured by Marotta Controls Inc, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-111-3747?

NSN 5331-00-111-3747 has 17 cross-referenced part numbers: 5331PL1334120 (Jednolity Indeks Materialowy - Uniform Material Index), 2-128N398-7 (Parker-Hannifin Corp Div O-Ring Division), 2-128N674-70 (Parker Hannifin France Holding), 2GK842 (Oshkosh Corp), OR37,77X2,62 2-128 N674-70 (Parker Hannifin Gmbh O-Ring Division) and 12 more.

What NSN replaces 5331-00-111-3747?

There are 5 known substitutes for 5331-00-111-3747: 2990-00-457-6658, 4820-01-422-7204, 4820-01-422-7209 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4400172-1280?

Key specifications for 4400172-1280: Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Center Hole Diameter: 1.475 INCHES MINIMUM AND 1.499 INCHES MAXIMUM IN; Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Temp Rating: -30.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-111-3747 still in active supply?

NSN 5331-00-111-3747 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.
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