PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S375Pneumatic Muffler,exhaust-Intake

Air Vac Engineering Co Inc · NSN 4730-01-656-7627 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-656-7627 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-656-7627. Primary manufacturer part number: S375.
Features
  • Pneumatic Muffler,exhaust-Intake — FSC 4730
  • 1 verified cross-reference
  • Primary manufacturer: Air Vac Engineering Co Inc
Applications
  • Plumbing and fluid distribution
  • Industrial piping systems
  • Fuel and lubricant distribution
General Description

The Pneumatic Muffler,exhaust-Intake, cataloged under National Stock Number 4730-01-656-7627, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Air Vac Engineering Co Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePneumatic Muffler,exhaust-Intake
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersAir Vac Engineering Co Inc (CAGE 0L6C3)
Technical Specifications
ParameterValue
NSN4730-01-656-7627
Primary Part NumberS375
Item NamePneumatic Muffler,exhaust-Intake
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerAir Vac Engineering Co Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3110-00-156-7904 INTERCHANGEABLE
Bearing,ball,annular
2530-00-359-1043FC5382 INTERCHANGEABLE
Parts Kit,hydraulic Brake Wheel
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
3020-01-150-220714022646 INTERCHANGEABLE
Pulley,timing Belt
General Motors Llc Dba General Motors Llc
Cross-Reference Index
Part NumberManufacturer
S375 PRIMARY Air Vac Engineering Co Inc (USA)
Related Parts
3110-00-156-7904INTERCHANGEABLE
BEARING,BALL,ANNULAR
2530-00-359-1043INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE WHEEL
FC5382
3020-01-150-2207INTERCHANGEABLE
PULLEY,TIMING BELT
14022646

Frequently Asked Questions

What is NSN 4730-01-656-7627?

NSN 4730-01-656-7627 is a Pneumatic Muffler,exhaust-Intake, manufactured by Air Vac Engineering Co Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-656-7627?

NSN 4730-01-656-7627 has 1 cross-referenced part number: S375 (Air Vac Engineering Co Inc).

What NSN replaces 4730-01-656-7627?

There are 3 known substitutes for 4730-01-656-7627: 3110-00-156-7904, 2530-00-359-1043, 3020-01-150-2207. Verify interchangeability with system specifications before substitution.

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