NSN 4320-01-454-4972 · NIIN 014544972 · Part number A2A-SSQ-3APA
Geiger Pump and Equipment Company Dba Geiger Pump & Equipment Co · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 1EN91
Government record, cited
NSN 4320-01-454-4972 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-454-4972. Manufacturer of record part number: A2A-SSQ-3APA.
Also searched as4320-01-454-4972 ·
4320014544972 ·
NIIN 014544972 ·
01-454-4972 ·
FSC 4320 Power and Hand Pumps · CAGE 1EN91 · A2A-SSQ-3APA · A2BSSQ
Manufacturer of record: Geiger Pump and Equipment Company Dba Geiger Pump & Equipment Co
Identification
NSN: 4320-01-454-4972
NIIN: 014544972
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: A2A-SSQ-3APA
Manufacturer: Geiger Pump and Equipment Company Dba Geiger Pump & Equipment Co
General Description
The Pump,rotary, cataloged under National Stock Number 4320-01-454-4972, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Geiger Pump and Equipment Company Dba Geiger Pump & Equipment Co. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Catalog Facts
Item Name
Pump,rotary
FSC / FSG
4320 — Power and Hand Pumps (FSG 43)
Manufacturers
Geiger Pump and Equipment Company Dba Geiger Pump & Equipment Co (CAGE 1EN91)
Technical Specifications
Parameter
Value
NSN
4320-01-454-4972
Primary Part Number
A2A-SSQ-3APA
Item Name
Pump,rotary
FSC / FSG
4320 / 43 — Power and Hand Pumps
Manufacturer
Geiger Pump and Equipment Company Dba Geiger Pump & Equipment Co
Geiger Pump and Equipment Company Dba Geiger Pump & Equipment Co (USA)
Reference documents
Reference
Meaning
A2BSSQ
3/9Design control — primary reference
Robbins and Myers Inc Fluids Handling Group
No interchangeability data on file.
Other items in FSC 4320 — Power and Hand Pumps
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4320-00-001-1633
4320-00-001-1633 · Item name not on file
4320-00-001-2628
RETAINER AND PIN
4320-00-001-2629
HOUSING AND PIN
4320-00-001-2630
PUMP,CENTRIFUGAL
4320-00-001-2631
4320-00-001-2631 · Item name not on file
4320-00-001-2632
4320-00-001-2632 · Item name not on file
4320-00-001-3377
4320-00-001-3377 · Item name not on file
4320-00-001-3384
4320-00-001-3384 · Item name not on file
Related Parts in Pumps and Compressors
4320-00-001-1633
4320-00-001-1633 · Item name not on file
4320-00-001-2628
RETAINER AND PIN
97408
4320-00-001-2629
HOUSING AND PIN
97675
4320-00-001-2630
PUMP,CENTRIFUGAL
SCD10426-1
4320-00-001-2631
4320-00-001-2631 · Item name not on file
4320-00-001-2632
4320-00-001-2632 · Item name not on file
4320-00-001-3377
4320-00-001-3377 · Item name not on file
4320-00-001-3384
4320-00-001-3384 · Item name not on file
Frequently Asked Questions
What is NSN 4320-01-454-4972?
NSN 4320-01-454-4972 is a Pump,rotary, manufactured by Geiger Pump and Equipment Company Dba Geiger Pump & Equipment Co, classified under FSC 4320, Power and Hand Pumps. Status: active.
What part numbers are listed for NSN 4320-01-454-4972?
NSN 4320-01-454-4972 has 1 manufacturer part number on file: A2A-SSQ-3APA (Geiger Pump and Equipment Company Dba Geiger Pump & Equipment Co).
Is NSN 4320-01-454-4972 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.