PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

33679Valve Assembly,compressor

Mercury Electric Inc · NSN 4310-00-019-0523 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-00-019-0523 — this item is cataloged by the U.S. Government under National Stock Number 4310-00-019-0523. Primary manufacturer part number: 33679.
Features
  • Valve Assembly,compressor — FSC 4310
  • General Characteristics Item Description: 4-3/32 IN. O/A DIA,2 IN. O/A H IN
  • 3 verified cross-references
  • Primary manufacturer: Mercury Electric Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve Assembly,compressor, cataloged under National Stock Number 4310-00-019-0523, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Mercury Electric Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4310-00-019-0523
Primary Part Number33679
Item NameValve Assembly,compressor
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerMercury Electric Inc
StatusACTIVE
General Characteristics Item Description4-3/32 IN. O/A DIA,2 IN. O/A H IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5330-00-083-5406 INTERCHANGEABLE
Gasket
4310-00-112-713733679 INTERCHANGEABLE
Valve Assembly,compressor
Norwalk Compreseer Company Inc Dba Norwalk Compressor Company
5133-00-189-9321 INTERCHANGEABLE
Drill,twist
5315-00-598-689133679 INTERCHANGEABLE
Pin,cotter
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5930-01-019-60090336790007 INTERCHANGEABLE
Switch Section,rotary
Riimic, Llc Dba Sunair Electronics
5331-01-330-516433645 ITEM 6 INTERCHANGEABLE
O-Ring
Allied Systems Company Dba Allied Systems Co
5306-01-399-3858N33679 INTERCHANGEABLE
Bolt,machine
Leslie Controls, Inc. Dba Leslie Controls Inc
5330-01-408-286641131 INTERCHANGEABLE
Packing Assembly
Tritan Corp
5330-01-479-1712WE2000500-T46FA INTERCHANGEABLE
Ring,wiper
Trelleborg Sealing Solutions Us, Inc.
5330-01-494-752141131 INTERCHANGEABLE
Gasket
Brunswick Corp Dba Mercury Marine Div Mercury Marine
Cross-Reference Index
Part NumberManufacturer
C0688-3 Norwalk Compreseer Company Inc Dba Norwalk Compressor Company (USA)
33679 PRIMARY Mercury Electric Inc (USA)
41131 Norwalk Compreseer Company Inc Dba Norwalk Compressor Company (USA)
Related Parts
5330-00-083-5406INTERCHANGEABLE
GASKET
4310-00-112-7137INTERCHANGEABLE
VALVE ASSEMBLY,COMPRESSOR
33679
5133-00-189-9321INTERCHANGEABLE
DRILL,TWIST
5315-00-598-6891INTERCHANGEABLE
PIN,COTTER
33679
5930-01-019-6009INTERCHANGEABLE
SWITCH SECTION,ROTARY
0336790007
5331-01-330-5164INTERCHANGEABLE
O-RING
33645 ITEM 6
5306-01-399-3858INTERCHANGEABLE
BOLT,MACHINE
N33679
5330-01-408-2866INTERCHANGEABLE
PACKING ASSEMBLY
41131
5330-01-479-1712INTERCHANGEABLE
RING,WIPER
WE2000500-T46FA
5330-01-494-7521INTERCHANGEABLE
GASKET
41131

Frequently Asked Questions

What is NSN 4310-00-019-0523?

NSN 4310-00-019-0523 is a Valve Assembly,compressor, manufactured by Mercury Electric Inc, classified under FSC 4310 (No Item Name Available). Status: active.

What are the part numbers for NSN 4310-00-019-0523?

NSN 4310-00-019-0523 has 3 cross-referenced part numbers: C0688-3 (Norwalk Compreseer Company Inc Dba Norwalk Compressor Company), 33679 (Mercury Electric Inc), 41131 (Norwalk Compreseer Company Inc Dba Norwalk Compressor Company).

What NSN replaces 4310-00-019-0523?

There are 10 known substitutes for 4310-00-019-0523: 5330-00-083-5406, 4310-00-112-7137, 5133-00-189-9321 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 33679?

Key specifications for 33679: General Characteristics Item Description: 4-3/32 IN. O/A DIA,2 IN. O/A H IN. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com