PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

346-6O-Ring

Anchor Swan Corp Sub of Amerace Corp · NSN 5331-00-123-2754 · FSC 5331 · O-Ring
Verified by PartsTable
NSN 5331-00-123-2754 — this item is cataloged by the U.S. Government under National Stock Number 5331-00-123-2754. Primary manufacturer part number: 346-6.
Features
  • O-Ring — FSC 5331
  • Material: RUBBER SYNTHETIC
  • Cross-Sectional Height: 0.125 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Anchor Swan Corp Sub of Amerace Corp
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 5331-00-123-2754, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Anchor Swan Corp Sub of Amerace Corp. Government technical data includes 2 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5331-00-123-2754
Primary Part Number346-6
Item NameO-Ring
FSC / FSG5331 / 53 — O-Ring
ManufacturerAnchor Swan Corp Sub of Amerace Corp
StatusACTIVE
MaterialRUBBER SYNTHETIC
Cross-Sectional Height0.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4820-00-213-104212P111 INTERCHANGEABLE
Valve,diaphragm,stop
Crane Carrier Company, Llc
6930-00-397-18793466 INTERCHANGEABLE
Pen Guide,left Hand
Instruments and Flight Research, Inc.
5950-00-647-35819073130 INTERCHANGEABLE
Transformer,audio Frequency
Us Army Aviation and Missile Command
5950-01-050-75073466 INTERCHANGEABLE
Transformer,power
Ross Laboratories, Inc.
5310-01-147-8742933997 INTERCHANGEABLE
Washer,flat
Eaton Aerospace, Llc Dba Jackson South
4310-01-248-79513466 INTERCHANGEABLE
Crankshaft,compressor
Buell Mfg Co
6515-01-550-549302001 INTERCHANGEABLE
Controller,rescuewarming Blanket
R.g. Enterprises (u.s.a.), Inc. Dba Rg Enterprises Inc
Cross-Reference Index
Part NumberManufacturer
346-6 Anchor Swan Corp Sub of Amerace Corp (USA)
346-6 Contitech Usa, Inc. (USA)
Related Parts
4820-00-213-1042INTERCHANGEABLE
VALVE,DIAPHRAGM,STOP
12P111
6930-00-397-1879INTERCHANGEABLE
PEN GUIDE,LEFT HAND
3466
5950-00-647-3581INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
9073130
5950-01-050-7507INTERCHANGEABLE
TRANSFORMER,POWER
3466
5310-01-147-8742INTERCHANGEABLE
WASHER,FLAT
933997
4310-01-248-7951INTERCHANGEABLE
CRANKSHAFT,COMPRESSOR
3466
6515-01-550-5493INTERCHANGEABLE
CONTROLLER,RESCUEWARMING BLANKET
02001

Frequently Asked Questions

What is NSN 5331-00-123-2754?

NSN 5331-00-123-2754 is a O-Ring, manufactured by Anchor Swan Corp Sub of Amerace Corp, classified under FSC 5331 (O-Ring). Status: active.

What are the part numbers for NSN 5331-00-123-2754?

NSN 5331-00-123-2754 has 2 cross-referenced part numbers: 346-6 (Anchor Swan Corp Sub of Amerace Corp), 346-6 (Contitech Usa, Inc.).

What NSN replaces 5331-00-123-2754?

There are 7 known substitutes for 5331-00-123-2754: 4820-00-213-1042, 6930-00-397-1879, 5950-00-647-3581 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 346-6?

Key specifications for 346-6: Material: RUBBER SYNTHETIC; Cross-Sectional Height: 0.125 INCHES NOMINAL IN. 2 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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