PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

700-072Housing,liquid Pump

Sihi Pumps, Inc. · NSN 4320-01-045-3821 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-045-3821 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-045-3821. Primary manufacturer part number: 700-072.
Features
  • Housing,liquid Pump — FSC 4320
  • Material: IRON CAST
  • Pump Model Number for Which Designed: LCHY 3404 BN 999.39.2
  • Pump Design Control Activity: 37027
  • 5 verified cross-references
  • Primary manufacturer: Sihi Pumps, Inc.
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
  • Applications requiring Iron Cast construction
General Description

The Housing,liquid Pump, cataloged under National Stock Number 4320-01-045-3821, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Sihi Pumps, Inc.. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-045-3821
Primary Part Number700-072
Item NameHousing,liquid Pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerSihi Pumps, Inc.
StatusACTIVE
MaterialIRON CAST
Pump Model Number for Which DesignedLCHY 3404 BN 999.39.2
Pump Design Control Activity37027
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5935-00-118-476050-085-0000 INTERCHANGEABLE
Adapter,connector
Itt Cannon Rf Products
5950-00-256-5834 INTERCHANGEABLE
Transformer,power
2815-00-409-1169 INTERCHANGEABLE
Housing,air Shutoff
5999-01-134-2072700072 INTERCHANGEABLE
Contact,electrical
L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.
6680-01-559-6824700072 INTERCHANGEABLE
Indicator,sight,liquid
Hydac Corp
Cross-Reference Index
Part NumberManufacturer
11-0604-01-3 ITEM 13 Sihi Pumps Ltd (CAN)
700-072 PRIMARY Sihi Pumps, Inc. (USA)
31.0604.01.4PC13 Sihi Pumps Ltd (CAN)
31.0604.01.4 ITEM 13 Sihi Pumps Ltd (CAN)
700-072 Sihi Pumps Ltd (CAN)
Related Parts
5935-00-118-4760INTERCHANGEABLE
ADAPTER,CONNECTOR
50-085-0000
5950-00-256-5834INTERCHANGEABLE
TRANSFORMER,POWER
2815-00-409-1169INTERCHANGEABLE
HOUSING,AIR SHUTOFF
5999-01-134-2072INTERCHANGEABLE
CONTACT,ELECTRICAL
700072
6680-01-559-6824INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
700072

Frequently Asked Questions

What is NSN 4320-01-045-3821?

NSN 4320-01-045-3821 is a Housing,liquid Pump, manufactured by Sihi Pumps, Inc., classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-045-3821?

NSN 4320-01-045-3821 has 5 cross-referenced part numbers: 11-0604-01-3 ITEM 13 (Sihi Pumps Ltd), 700-072 (Sihi Pumps, Inc.), 31.0604.01.4PC13 (Sihi Pumps Ltd), 31.0604.01.4 ITEM 13 (Sihi Pumps Ltd), 700-072 (Sihi Pumps Ltd).

What NSN replaces 4320-01-045-3821?

There are 5 known substitutes for 4320-01-045-3821: 5935-00-118-4760, 5950-00-256-5834, 2815-00-409-1169 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 700-072?

Key specifications for 700-072: End Item Identification: CENTRIFUGAL PUMP; Material: IRON CAST; Pump Model Number for Which Designed: LCHY 3404 BN 999.39.2; Pump Design Control Activity: 37027. 4 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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