PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

VR7Grinding Machine,valve Face

U S Electrical Tool Inc · NSN 4910-00-554-0630 · FSC 4910 · No Item Name Available
Verified by PartsTable
NSN 4910-00-554-0630 — this item is cataloged by the U.S. Government under National Stock Number 4910-00-554-0630. Primary manufacturer part number: VR7.
Features
  • Grinding Machine,valve Face — FSC 4910
  • Chuck Quantity: 1
  • Valve Face Angle Adjustment Range in Deg: +15.0 TO 90.0
  • Valve Head Size Accommodated: 3.500 INCHES MAXIMUM IN
  • Mounting Type for Which Designed: BENCH
  • Bench: NOT PROVIDED
  • Electric Motor Horsepower Rating: 0.33
  • Radio Interference Suppression: NOT INCLUDED
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Grinding Machine,valve Face, cataloged under National Stock Number 4910-00-554-0630, is classified within Federal Supply Class 4910 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is U S Electrical Tool Inc. Government technical data includes 16 verified specifications, 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4910-00-554-0630
Primary Part NumberVR7
Item NameGrinding Machine,valve Face
FSC / FSG4910 / 49 — No Item Name Available
ManufacturerU S Electrical Tool Inc
StatusACTIVE
Chuck Quantity1
Valve Face Angle Adjustment Range in Deg+15.0 TO 90.0
Valve Head Size Accommodated3.500 INCHES MAXIMUM IN
Mounting Type for Which DesignedBENCH
BenchNOT PROVIDED
Electric Motor Horsepower Rating0.33
Radio Interference SuppressionNOT INCLUDED
Frequency in Hertz60.0
Voltage in Volts110.0
Furnished Items and QuantityADJUSTABLE LAMP 1; DIAMOND WHEEL DRESSER 1; MICROMETER ATTACHMENT 1; WHEEL,GRINDING,5 IN. 1; WHEEL,GRINDING,4 IN. WRENCHES 1 IN
PhaseSINGLE
Current TypeAC
Integral Means for Grinding Valve Stem and Rocker ArmINCLUDED
Chuck Range+0.125 TO 0.625 INCHES IN
Electrical Motor Usage DesignGRINDING WHEEL HEAD AND CHUCK SPINDLE
Grinding MethodWET
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
2815-00-364-115676011A INTERCHANGEABLE
Lock,valve Spring Retainer
Brinkley Technology Group Llc Dba Hercules Manufacturing
5905-00-733-2824 INTERCHANGEABLE
Resistor,thermal
5895-01-529-2766VR-7 INTERCHANGEABLE
Multiplexer Subassembly
Harris Corporation Dba Harris Corp., Intraplex Products Div Broadcast Communications Division
Cross-Reference Index
Part NumberManufacturer
VR7 U S Electrical Tool Inc (USA)
Related Parts
2815-00-364-1156INTERCHANGEABLE
LOCK,VALVE SPRING RETAINER
76011A
5905-00-733-2824INTERCHANGEABLE
RESISTOR,THERMAL
5895-01-529-2766INTERCHANGEABLE
MULTIPLEXER SUBASSEMBLY
VR-7

Frequently Asked Questions

What is NSN 4910-00-554-0630?

NSN 4910-00-554-0630 is a Grinding Machine,valve Face, manufactured by U S Electrical Tool Inc, classified under FSC 4910 (No Item Name Available). Status: active.

What are the part numbers for NSN 4910-00-554-0630?

NSN 4910-00-554-0630 has 1 cross-referenced part number: VR7 (U S Electrical Tool Inc).

What NSN replaces 4910-00-554-0630?

There are 3 known substitutes for 4910-00-554-0630: 2815-00-364-1156, 5905-00-733-2824, 5895-01-529-2766. Verify interchangeability with system specifications before substitution.

What are the specifications of VR7?

Key specifications for VR7: Chuck Quantity: 1; Valve Face Angle Adjustment Range in Deg: +15.0 TO 90.0; Valve Head Size Accommodated: 3.500 INCHES MAXIMUM IN; Mounting Type for Which Designed: BENCH. 16 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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