PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

H-7860ITEM90Impeller,pump,centrifugal

Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture · NSN 4320-01-287-6253 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-287-6253 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-287-6253. Primary manufacturer part number: H-7860ITEM90.
Features
  • Impeller,pump,centrifugal — FSC 4320
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
  • Criticality Code Justification: ZZZY
  • 2 verified cross-references
  • Primary manufacturer: Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Impeller,pump,centrifugal, cataloged under National Stock Number 4320-01-287-6253, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-287-6253
Primary Part NumberH-7860ITEM90
Item NameImpeller,pump,centrifugal
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerDresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture
StatusACTIVE
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
Criticality Code JustificationZZZY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5961-00-460-50072N4427 INTERCHANGEABLE
Transistor
Semitronics Corp
4320-00-627-260331-0011 INTERCHANGEABLE
Parts Kit,rotary Pump
Hamilton Sundstrand Corporation
5945-00-982-6804310011 INTERCHANGEABLE
Relay,electromagnetic
Astronics Test Systems Inc
7690-01-004-348331-001-1 INTERCHANGEABLE
Marker,identification
Bell Textron Inc
5962-01-068-5268SCD 17367 INTERCHANGEABLE
Microcircuit,memory
L3 Technologies, Inc. Div Communication Systems-West
2990-01-134-9713 INTERCHANGEABLE
Control Assembly,push-Pull
5330-01-202-8702PMCK-R-926 INTERCHANGEABLE
Packing Kit
Prince Manufacturing Corporation
5985-01-690-25843100/11 INTERCHANGEABLE
Antenna
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
Cross-Reference Index
Part NumberManufacturer
H-7860ITEM90 Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA)
310011 Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA)
Related Parts
5961-00-460-5007INTERCHANGEABLE
TRANSISTOR
2N4427
4320-00-627-2603INTERCHANGEABLE
PARTS KIT,ROTARY PUMP
31-0011
5945-00-982-6804INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
310011
7690-01-004-3483INTERCHANGEABLE
MARKER,IDENTIFICATION
31-001-1
5962-01-068-5268INTERCHANGEABLE
MICROCIRCUIT,MEMORY
SCD 17367
2990-01-134-9713INTERCHANGEABLE
CONTROL ASSEMBLY,PUSH-PULL
5330-01-202-8702INTERCHANGEABLE
PACKING KIT
PMCK-R-926
5985-01-690-2584INTERCHANGEABLE
ANTENNA
3100/11

Frequently Asked Questions

What is NSN 4320-01-287-6253?

NSN 4320-01-287-6253 is a Impeller,pump,centrifugal, manufactured by Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-287-6253?

NSN 4320-01-287-6253 has 2 cross-referenced part numbers: H-7860ITEM90 (Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture), 310011 (Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture).

What NSN replaces 4320-01-287-6253?

There are 8 known substitutes for 4320-01-287-6253: 5961-00-460-5007, 4320-00-627-2603, 5945-00-982-6804 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of H-7860ITEM90?

Key specifications for H-7860ITEM90: Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS; Criticality Code Justification: ZZZY. 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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