PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21572O-Ring

Triumph Engine Control Systems Llc · NSN 5331-00-848-9862 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-848-9862 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-848-9862. Primary manufacturer part number: 21572.
Features
  • O-Ring — FSC 5331
  • Elongation Percentage: 125 MAXIMUM
  • Cross-Sectional Height: 0.070 INCHES NOMINAL IN
  • Material: RUBBER SILICONE CLASS Q
  • 2 verified cross-references
  • Primary manufacturer: Triumph Engine Control Systems Llc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Silicone Class Q construction
General Description

The O-Ring, cataloged under National Stock Number 5331-00-848-9862, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Triumph Engine Control Systems Llc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-848-9862
Primary Part Number21572
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerTriumph Engine Control Systems Llc
StatusACTIVE
Elongation Percentage125 MAXIMUM
Cross-Sectional Height0.070 INCHES NOMINAL IN
MaterialRUBBER SILICONE CLASS Q
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5945-00-216-23582157-2 INTERCHANGEABLE
Solenoid Assembly
Rocker Solenoid Co Dba Rocker Solenoid Co
3120-00-362-367020072B INTERCHANGEABLE
Bearing Half,sleeve
Brinkley Technology Group Llc Dba Hercules Manufacturing
4720-00-466-0536 INTERCHANGEABLE
Hose,nonmetallic
3439-00-490-0538 INTERCHANGEABLE
Tip,electric Soldering Iron
4730-01-028-92502157-2 INTERCHANGEABLE
Coupling Half,quick Disconnect
Transdigm Inc Div Adelwiggins Group
5330-01-067-687321572 INTERCHANGEABLE
Seal
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
2910-01-081-749574909981 INTERCHANGEABLE
Throttle Shaft Assembly
Kalmar AC Inc
5331-01-383-2468 INTERCHANGEABLE
O-Ring
5950-01-406-224621572 INTERCHANGEABLE
Coil,radio Frequency
Robert M. Hadley Company, Inc.
5330-01-414-6473 INTERCHANGEABLE
Seal,plain
Cross-Reference Index
Part NumberManufacturer
21572 PRIMARY Triumph Engine Control Systems Llc (USA)
21572 Systemes De Controles Goodrich Ltee (CAN)
Related Parts
5945-00-216-2358INTERCHANGEABLE
SOLENOID ASSEMBLY
2157-2
3120-00-362-3670INTERCHANGEABLE
BEARING HALF,SLEEVE
20072B
4720-00-466-0536INTERCHANGEABLE
HOSE,NONMETALLIC
3439-00-490-0538INTERCHANGEABLE
TIP,ELECTRIC SOLDERING IRON
4730-01-028-9250INTERCHANGEABLE
COUPLING HALF,QUICK DISCONNECT
2157-2
5330-01-067-6873INTERCHANGEABLE
SEAL
21572
2910-01-081-7495INTERCHANGEABLE
THROTTLE SHAFT ASSEMBLY
74909981
5331-01-383-2468INTERCHANGEABLE
O-RING
5950-01-406-2246INTERCHANGEABLE
COIL,RADIO FREQUENCY
21572
5330-01-414-6473INTERCHANGEABLE
SEAL,PLAIN
5331-01-417-6484INTERCHANGEABLE
O-RING
21572
6515-01-592-1981INTERCHANGEABLE
ADMINISTRATION SET,INFUSION PUMP

Frequently Asked Questions

What is NSN 5331-00-848-9862?

NSN 5331-00-848-9862 is a O-Ring, manufactured by Triumph Engine Control Systems Llc, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-848-9862?

NSN 5331-00-848-9862 has 2 cross-referenced part numbers: 21572 (Triumph Engine Control Systems Llc), 21572 (Systemes De Controles Goodrich Ltee).

What NSN replaces 5331-00-848-9862?

There are 12 known substitutes for 5331-00-848-9862: 5945-00-216-2358, 3120-00-362-3670, 4720-00-466-0536 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21572?

Key specifications for 21572: Elongation Percentage: 125 MAXIMUM; Cross-Sectional Height: 0.070 INCHES NOMINAL IN; Material: RUBBER SILICONE CLASS Q. 3 total characteristics are documented in the Federal Logistics Information System.

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