PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30434Diaphragm,pump,special Shaped

W.w. Grainger, Inc. Div Government Sales Division · NSN 4310-01-280-9055 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-01-280-9055 — this item is cataloged by the U.S. Government under National Stock Number 4310-01-280-9055. Primary manufacturer part number: 30434.
Features
  • Diaphragm,pump,special Shaped — FSC 4310
  • Material: RUBBER CHLOROPRENE CLASS CR
  • 1 verified cross-reference
  • Primary manufacturer: W.w. Grainger, Inc. Div Government Sales Division
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Applications requiring Rubber Chloroprene Class Cr construction
General Description

The Diaphragm,pump,special Shaped, cataloged under National Stock Number 4310-01-280-9055, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is W.w. Grainger, Inc. Div Government Sales Division. Government technical data includes 1 verified specification, 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4310-01-280-9055
Primary Part Number30434
Item NameDiaphragm,pump,special Shaped
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerW.w. Grainger, Inc. Div Government Sales Division
StatusACTIVE
MaterialRUBBER CHLOROPRENE CLASS CR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3110-00-067-9990137987-02 INTERCHANGEABLE
Bearing,ball,annular
Mpb Corp Div Timken Super Precision
3020-00-256-346330434 INTERCHANGEABLE
Gear,worm
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
4820-00-289-08531226 INTERCHANGEABLE
Valve,safety Relief
Dante Valve Company
4530-00-472-6201F80PLP3GPH45 INTERCHANGEABLE
Nozzle,oil Burner,pressure Atomi
Monarch Mfg Works Inc
4820-00-640-5808 INTERCHANGEABLE
Disk,valve
1630-00-769-4710304-34 INTERCHANGEABLE
Parts Kit,wheel,ove
Goodrich Corporation
7490-01-559-5385 INTERCHANGEABLE
Shredding Machine,paper
Cross-Reference Index
Part NumberManufacturer
30434 PRIMARY W.w. Grainger, Inc. Div Government Sales Division (USA)
Related Parts
3110-00-067-9990INTERCHANGEABLE
BEARING,BALL,ANNULAR
137987-02
3020-00-256-3463INTERCHANGEABLE
GEAR,WORM
30434
4820-00-289-0853INTERCHANGEABLE
VALVE,SAFETY RELIEF
1226
4530-00-472-6201INTERCHANGEABLE
NOZZLE,OIL BURNER,PRESSURE ATOMI
F80PLP3GPH45
4820-00-640-5808INTERCHANGEABLE
DISK,VALVE
1630-00-769-4710INTERCHANGEABLE
PARTS KIT,WHEEL,OVE
304-34
7490-01-559-5385INTERCHANGEABLE
SHREDDING MACHINE,PAPER

Frequently Asked Questions

What is NSN 4310-01-280-9055?

NSN 4310-01-280-9055 is a Diaphragm,pump,special Shaped, manufactured by W.w. Grainger, Inc. Div Government Sales Division, classified under FSC 4310 (No Item Name Available). Status: active.

What are the part numbers for NSN 4310-01-280-9055?

NSN 4310-01-280-9055 has 1 cross-referenced part number: 30434 (W.w. Grainger, Inc. Div Government Sales Division).

What NSN replaces 4310-01-280-9055?

There are 7 known substitutes for 4310-01-280-9055: 3110-00-067-9990, 3020-00-256-3463, 4820-00-289-0853 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30434?

Key specifications for 30434: End Item Identification: AIR PUMP MODEL 2P346; Material: RUBBER CHLOROPRENE CLASS CR. 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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