PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6925 19240Flap,valve

The Gorman-Rupp Company Div Gorman-Rupp · NSN 4820-00-166-4257 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-166-4257 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-166-4257. Primary manufacturer part number: 6925 19240.
Features
  • Flap,valve — FSC 4820
  • General Characteristics Item Description: MATERIAL URETHANE,CODE 401 G-R SPEC 1924,7-7/8 IN. O/A LG,4-7/8 IN. O/A W,3/16 IN. H G
  • 2 verified cross-references
  • Primary manufacturer: The Gorman-Rupp Company Div Gorman-Rupp
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Flap,valve, cataloged under National Stock Number 4820-00-166-4257, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is The Gorman-Rupp Company Div Gorman-Rupp. Government technical data includes 1 verified specification, 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-166-4257
Primary Part Number6925 19240
Item NameFlap,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerThe Gorman-Rupp Company Div Gorman-Rupp
StatusACTIVE
General Characteristics Item DescriptionMATERIAL URETHANE,CODE 401 G-R SPEC 1924,7-7/8 IN. O/A LG,4-7/8 IN. O/A W,3/16 IN. H G
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-158-62022759-33-2157-2515 INTERCHANGEABLE
Bearing,ball,thrust
Federal-Mogul Corp Government Sales Dept
5935-00-168-9182SM-A-571486-1 INTERCHANGEABLE
Cover,electrical Connector
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5940-00-237-2704 INTERCHANGEABLE
Terminal,stud
3010-00-339-448314U1032PCDA6925 INTERCHANGEABLE
Flange,shaft
Naval Sea Systems Command
5960-00-466-2258 INTERCHANGEABLE
Electron Tube
4310-00-488-81656925 INTERCHANGEABLE
Platform,unloader
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
5995-00-855-74696925 INTERCHANGEABLE
Cable Assembly,radio Frequency
Spencer Industries Inc
5950-00-897-1912 INTERCHANGEABLE
Transformer,power
5895-01-056-7998965825-2C INTERCHANGEABLE
Drive,tuning
Aptiv Services 3 (us), Llc
5331-01-260-46906925 INTERCHANGEABLE
O-Ring
Hose-Mccann Telephone Co, Inc
Cross-Reference Index
Part NumberManufacturer
6925 The Gorman-Rupp Company Div Gorman-Rupp (USA)
6925 19240 PRIMARY The Gorman-Rupp Company Div Gorman-Rupp (USA)
Related Parts
3110-00-158-6202INTERCHANGEABLE
BEARING,BALL,THRUST
2759-33-2157-2515
5935-00-168-9182INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
SM-A-571486-1
5940-00-237-2704INTERCHANGEABLE
TERMINAL,STUD
3010-00-339-4483INTERCHANGEABLE
FLANGE,SHAFT
14U1032PCDA6925
5960-00-466-2258INTERCHANGEABLE
ELECTRON TUBE
4310-00-488-8165INTERCHANGEABLE
PLATFORM,UNLOADER
6925
5995-00-855-7469INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
6925
5950-00-897-1912INTERCHANGEABLE
TRANSFORMER,POWER
5895-01-056-7998INTERCHANGEABLE
DRIVE,TUNING
965825-2C
5331-01-260-4690INTERCHANGEABLE
O-RING
6925
5120-01-399-9102INTERCHANGEABLE
HOLDER,SCREWDRIVER BIT
J6925
5945-01-687-7883INTERCHANGEABLE
SOLENOID,ELECTRICAL
HP904501-4

Frequently Asked Questions

What is NSN 4820-00-166-4257?

NSN 4820-00-166-4257 is a Flap,valve, manufactured by The Gorman-Rupp Company Div Gorman-Rupp, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-166-4257?

NSN 4820-00-166-4257 has 2 cross-referenced part numbers: 6925 (The Gorman-Rupp Company Div Gorman-Rupp), 6925 19240 (The Gorman-Rupp Company Div Gorman-Rupp).

What NSN replaces 4820-00-166-4257?

There are 12 known substitutes for 4820-00-166-4257: 3110-00-158-6202, 5935-00-168-9182, 5940-00-237-2704 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6925 19240?

Key specifications for 6925 19240: General Characteristics Item Description: MATERIAL URETHANE,CODE 401 G-R SPEC 1924,7-7/8 IN. O/A LG,4-7/8 IN. O/A W,3/16 IN. H G. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com