PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

P5-8Diaphragm,valve,flat

Flowserve Us Company Div Flow Control Division · NSN 4810-01-664-2177 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-01-664-2177 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-664-2177. Primary manufacturer part number: P5-8.
Features
  • Diaphragm,valve,flat — FSC 4810
  • Style Designator: FLAT
  • 1 verified cross-reference
  • Primary manufacturer: Flowserve Us Company Div Flow Control Division
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Diaphragm,valve,flat, cataloged under National Stock Number 4810-01-664-2177, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Flowserve Us Company Div Flow Control 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4810-01-664-2177
Primary Part NumberP5-8
Item NameDiaphragm,valve,flat
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerFlowserve Us Company Div Flow Control Division
StatusACTIVE
Style DesignatorFLAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5905-00-108-6418 INTERCHANGEABLE
Resistor,variable,wire Wound,non
5905-00-108-6440 INTERCHANGEABLE
Resistor,variable,wire Wound,non
5905-00-108-6444 INTERCHANGEABLE
Resistor,variable,wire Wound,non
5905-00-284-342358-25KOHMPORM10PCTSTAPER INTERCHANGEABLE
Resistor,variable,wire Wound,non
Clarostat Sensors and Controls
5905-00-502-1633 INTERCHANGEABLE
Resistor,variable,wire Wound,non
4720-00-812-88903434FX-211161 INTERCHANGEABLE
Hose Assembly,metallic
Hyspan Precision Products, Inc.
3460-01-136-1511P-58 INTERCHANGEABLE
Pilot,counterbore
Wright Machine & Tool Co., Inc.
5910-01-198-2537 INTERCHANGEABLE
Capacitor,variable,ceramic Diele
Cross-Reference Index
Part NumberManufacturer
P5-8 PRIMARY Flowserve Us Company Div Flow Control Division (USA)
Related Parts
5905-00-108-6418INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
5905-00-108-6440INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
5905-00-108-6444INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
5905-00-284-3423INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
58-25KOHMPORM10PCTSTAPER
5905-00-502-1633INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
4720-00-812-8890INTERCHANGEABLE
HOSE ASSEMBLY,METALLIC
3434FX-211161
3460-01-136-1511INTERCHANGEABLE
PILOT,COUNTERBORE
P-58
5910-01-198-2537INTERCHANGEABLE
CAPACITOR,VARIABLE,CERAMIC DIELE

Frequently Asked Questions

What is NSN 4810-01-664-2177?

NSN 4810-01-664-2177 is a Diaphragm,valve,flat, manufactured by Flowserve Us Company Div Flow Control Division, classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-01-664-2177?

NSN 4810-01-664-2177 has 1 cross-referenced part number: P5-8 (Flowserve Us Company Div Flow Control Division).

What NSN replaces 4810-01-664-2177?

There are 8 known substitutes for 4810-01-664-2177: 5905-00-108-6418, 5905-00-108-6440, 5905-00-108-6444 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of P5-8?

Key specifications for P5-8: Style Designator: FLAT; End Item Identification: P5/EP5 ELECTRO-PNEUMATIC POSITIONER. 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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