PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A50-20Packing Assembly

Ortman Fluid Power Quincy Compressor Div Sub of Coltec Industries Inc · NSN 5330-00-061-4723 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-061-4723 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-061-4723. Primary manufacturer part number: A50-20.
Features
  • Packing Assembly — FSC 5330
  • Outside Diameter: 2.000 INCHES NOMINAL IN
  • Intermediate Ring Quantity: 1
  • Inside Diameter: 1.500 INCHES NOMINAL IN
  • Material: PLASTIC PHENOLIC BOTTOM RING
  • Material: RUBBER CHLOROPRENE CLASS CR AND COTTON TOP RING
  • Cross-Sectional Shape Style: V TOP RING
  • Height: 0.569 INCHES MINIMUM AND 0.599 INCHES MAXIMUM IN
Applications
  • Applications requiring Plastic Phenolic Bottom Ring construction
General Description

The Packing Assembly, cataloged under National Stock Number 5330-00-061-4723, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Ortman Fluid Power Quincy Compressor Div Sub of Coltec Industries Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-061-4723
Primary Part NumberA50-20
Item NamePacking Assembly
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerOrtman Fluid Power Quincy Compressor Div Sub of Coltec Industries Inc
StatusACTIVE
Outside Diameter2.000 INCHES NOMINAL IN
Intermediate Ring Quantity1
Inside Diameter1.500 INCHES NOMINAL IN
MaterialPLASTIC PHENOLIC BOTTOM RING
MaterialRUBBER CHLOROPRENE CLASS CR AND COTTON TOP RING
Cross-Sectional Shape StyleV TOP RING
Height0.569 INCHES MINIMUM AND 0.599 INCHES MAXIMUM IN
Cross-Sectional Shape StyleV INTERMEDIATE RING
Cross-Sectional Shape StyleV BOTTOM RING
MaterialRUBBER CHLOROPRENE CLASS CR AND COTTON INTERMEDIATE RING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5935-00-629-92417760598 INTERCHANGEABLE
Connector,plug,electrical
U S Army Tank Automotive Command Amsta-Im-Mm
Cross-Reference Index
Part NumberManufacturer
A50-20 PRIMARY Ortman Fluid Power Quincy Compressor Div Sub of Coltec Industries Inc (USA)
Related Parts
5935-00-629-9241INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
7760598

Frequently Asked Questions

What is NSN 5330-00-061-4723?

NSN 5330-00-061-4723 is a Packing Assembly, manufactured by Ortman Fluid Power Quincy Compressor Div Sub of Coltec Industries Inc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-061-4723?

NSN 5330-00-061-4723 has 1 cross-referenced part number: A50-20 (Ortman Fluid Power Quincy Compressor Div Sub of Coltec Industries Inc).

What NSN replaces 5330-00-061-4723?

There is 1 known substitute for 5330-00-061-4723: 5935-00-629-9241. Verify interchangeability with system specifications before substitution.

What are the specifications of A50-20?

Key specifications for A50-20: Outside Diameter: 2.000 INCHES NOMINAL IN; Intermediate Ring Quantity: 1; Inside Diameter: 1.500 INCHES NOMINAL IN; Material: PLASTIC PHENOLIC BOTTOM RING. 10 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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