PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MDL500Vacuum Pump,rotary

Precision Scientific Petroleum Instruments Co · NSN 4310-01-229-7280 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-01-229-7280 — this item is cataloged by the U.S. Government under National Stock Number 4310-01-229-7280. Primary manufacturer part number: MDL500.
Features
  • Vacuum Pump,rotary — FSC 4310
  • Pumping Element Type: SLIDING VANE
  • Cooling Medium: OIL
  • Stage Quantity: 2
  • 3 verified cross-references
  • Primary manufacturer: Precision Scientific Petroleum Instruments Co
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Vacuum Pump,rotary, cataloged under National Stock Number 4310-01-229-7280, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Precision Scientific Petroleum Instruments Co. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, 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
NSN4310-01-229-7280
Primary Part NumberMDL500
Item NameVacuum Pump,rotary
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerPrecision Scientific Petroleum Instruments Co
StatusACTIVE
Pumping Element TypeSLIDING VANE
Cooling MediumOIL
Stage Quantity2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5330-00-081-6395 INTERCHANGEABLE
Gasket
2320-00-117-2641 INTERCHANGEABLE
Truck,cargo
6605-00-242-595494 INTERCHANGEABLE
Compass,astro
Dayton Tv Service Inc
2520-00-374-4784 INTERCHANGEABLE
Bearing,plain Sleev
4910-00-769-152670-0251 INTERCHANGEABLE
Adapter
Bacharach, Inc.
6635-00-867-0516DFE2-500 INTERCHANGEABLE
Tester,spring Resiliency
Ametek, Inc. Div Aerospace & Defense
4940-01-207-4430MDL-500 INTERCHANGEABLE
Tank,parts Washer
Graymills Corporation
5330-01-281-970346155H-D-500 INTERCHANGEABLE
Ring,wiper
Parker-Hannifin Corporation Div Engineered Polymer Systems Division (eps)
5340-01-448-8486 INTERCHANGEABLE
Strap,retaining
6515-01-648-7233456020 INTERCHANGEABLE
Stopcock,intravenous Therapy
Trillamed Llc
Cross-Reference Index
Part NumberManufacturer
D500 Precision Scientific Petroleum Instruments Co (USA)
MDL500 PRIMARY Precision Scientific Petroleum Instruments Co (USA)
500 Precision Scientific Petroleum Instruments Co (USA)
Related Parts
5330-00-081-6395INTERCHANGEABLE
GASKET
2320-00-117-2641INTERCHANGEABLE
TRUCK,CARGO
6605-00-242-5954INTERCHANGEABLE
COMPASS,ASTRO
94
2520-00-374-4784INTERCHANGEABLE
BEARING,PLAIN SLEEV
4910-00-769-1526INTERCHANGEABLE
ADAPTER
70-0251
6635-00-867-0516INTERCHANGEABLE
TESTER,SPRING RESILIENCY
DFE2-500
4940-01-207-4430INTERCHANGEABLE
TANK,PARTS WASHER
MDL-500
5330-01-281-9703INTERCHANGEABLE
RING,WIPER
46155H-D-500
5340-01-448-8486INTERCHANGEABLE
STRAP,RETAINING
6515-01-648-7233INTERCHANGEABLE
STOPCOCK,INTRAVENOUS THERAPY
456020

Frequently Asked Questions

What is NSN 4310-01-229-7280?

NSN 4310-01-229-7280 is a Vacuum Pump,rotary, manufactured by Precision Scientific Petroleum Instruments Co, classified under FSC 4310 (No Item Name Available). Status: active.

What are the part numbers for NSN 4310-01-229-7280?

NSN 4310-01-229-7280 has 3 cross-referenced part numbers: D500 (Precision Scientific Petroleum Instruments Co), MDL500 (Precision Scientific Petroleum Instruments Co), 500 (Precision Scientific Petroleum Instruments Co).

What NSN replaces 4310-01-229-7280?

There are 10 known substitutes for 4310-01-229-7280: 5330-00-081-6395, 2320-00-117-2641, 6605-00-242-5954 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MDL500?

Key specifications for MDL500: Pumping Element Type: SLIDING VANE; Cooling Medium: OIL; Stage Quantity: 2. 3 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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