PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

871123O-Ring

Zf Industrieantriebe Witten Gmbh · NSN 5331-00-171-9918 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-171-9918 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-171-9918. Primary manufacturer part number: 871123.
Features
  • O-Ring — FSC 5331
  • Outside Diameter: 1.380 INCHES NOMINAL IN
  • Cross-Sectional Height: 0.094 INCHES NOMINAL IN
  • Center Hole Diameter: 1.162 INCHES MINIMUM AND 1.186 INCHES MAXIMUM IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
  • 8 verified cross-references
  • Primary manufacturer: Zf Industrieantriebe Witten Gmbh
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 5331-00-171-9918, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Zf Industrieantriebe Witten Gmbh. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5331-00-171-9918
Primary Part Number871123
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerZf Industrieantriebe Witten Gmbh
StatusCANCELLED
Outside Diameter1.380 INCHES NOMINAL IN
Cross-Sectional Height0.094 INCHES NOMINAL IN
Center Hole Diameter1.162 INCHES MINIMUM AND 1.186 INCHES MAXIMUM IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
1560-00-029-845622175 INTERCHANGEABLE
Fuselage Asy
Northrop Grumman Systems Corporation Dba Aerospace Systems Div Aeronautics Systems
3830-00-164-848616451 INTERCHANGEABLE
Cutting Edge,moldboard
Wausau Equipment Company Llc Dba Schmidt Engineering & Equipment Inc Div Wausau Equipment Llc
6930-00-214-69191286-012030-0 INTERCHANGEABLE
Indicator,simulated
Elbitamerica, Inc.
5310-00-308-6715145-8 INTERCHANGEABLE
Washer,keyway
Harbormaster Marine, Inc
6625-00-445-2224 INTERCHANGEABLE
Board,matrix
5940-00-739-3639 INTERCHANGEABLE
Shield,terminal
5330-00-834-3471 INTERCHANGEABLE
Packing,preformed
4730-01-125-4450320-6-6S-S88 INTERCHANGEABLE
Adapter,straight,tube to Hose
Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division
5995-01-373-1151 INTERCHANGEABLE
Cable Assembly,radio Frequency
5331-01-546-4700 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
871123 Zf Industrieantriebe Witten Gmbh (DEU)
5330-217-34 General Stores Supply Office (USA)
22123-2 Brantner and Associates, Inc. (USA)
ARP568-123MILP5 516-70DURM Zf Industrieantriebe Witten Gmbh (DEU)
22175 Zf Industrieantriebe Witten Gmbh (DEU)
113161 Zf Industrieantriebe Witten Gmbh (DEU)
101A923U01 Zf Industrieantriebe Witten Gmbh (DEU)
ARP568-123MILP5 516 Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
1560-00-029-8456INTERCHANGEABLE
FUSELAGE ASY
22175
3830-00-164-8486INTERCHANGEABLE
CUTTING EDGE,MOLDBOARD
16451
6930-00-214-6919INTERCHANGEABLE
INDICATOR,SIMULATED
1286-012030-0
5310-00-308-6715INTERCHANGEABLE
WASHER,KEYWAY
145-8
6625-00-445-2224INTERCHANGEABLE
BOARD,MATRIX
5940-00-739-3639INTERCHANGEABLE
SHIELD,TERMINAL
5330-00-834-3471INTERCHANGEABLE
PACKING,PREFORMED
4730-01-125-4450INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO HOSE
320-6-6S-S88
5995-01-373-1151INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
5331-01-546-4700INTERCHANGEABLE
O-RING
1395-01-725-1826INTERCHANGEABLE
TAILPIECE,CARTRIDGE,NON-LETHAL F
22175

Frequently Asked Questions

What is NSN 5331-00-171-9918?

NSN 5331-00-171-9918 is a O-Ring, manufactured by Zf Industrieantriebe Witten Gmbh, classified under FSC 5331 (O-Ring). Status: cancelled.

What are the part numbers for NSN 5331-00-171-9918?

NSN 5331-00-171-9918 has 8 cross-referenced part numbers: 871123 (Zf Industrieantriebe Witten Gmbh), 5330-217-34 (General Stores Supply Office), 22123-2 (Brantner and Associates, Inc.), ARP568-123MILP5 516-70DURM (Zf Industrieantriebe Witten Gmbh), 22175 (Zf Industrieantriebe Witten Gmbh) and 3 more.

What NSN replaces 5331-00-171-9918?

There are 11 known substitutes for 5331-00-171-9918: 1560-00-029-8456, 3830-00-164-8486, 6930-00-214-6919 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 871123?

Key specifications for 871123: Outside Diameter: 1.380 INCHES NOMINAL IN; Cross-Sectional Height: 0.094 INCHES NOMINAL IN; Center Hole Diameter: 1.162 INCHES MINIMUM AND 1.186 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5331-00-171-9918 still in active supply?

NSN 5331-00-171-9918 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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