PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILF163Faucet,single

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 4510-00-266-6591 · FSC 4510 · No Item Name Available
Verified by PartsTable
NSN 4510-00-266-6591 — this item is cataloged by the U.S. Government under National Stock Number 4510-00-266-6591. Primary manufacturer part number: MILF163.
Features
  • Faucet,single — FSC 4510
  • Material: COPPER ALLOY HANDLE
  • Surface Treatment: NICKEL BODY
  • Compression Seat Type: INTEGRAL
  • Shutoff Operation Type: SELF-CLOSING
  • Supply Connection Tailpiece: INCLUDED
  • Mounting Position: VERTICAL
  • Operation Method: PUSH BUTTON
Applications
  • Applications requiring Copper Alloy Handle construction
General Description

The Faucet,single, cataloged under National Stock Number 4510-00-266-6591, is classified within Federal Supply Class 4510 (No Item Name Available) of the Plumbing, Heating, and Waste Disposal group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 22 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: Cancelled.

Technical Specifications
ParameterValue
NSN4510-00-266-6591
Primary Part NumberMILF163
Item NameFaucet,single
FSC / FSG4510 / 45 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
MaterialCOPPER ALLOY HANDLE
Surface TreatmentNICKEL BODY
Compression Seat TypeINTEGRAL
Shutoff Operation TypeSELF-CLOSING
Supply Connection TailpieceINCLUDED
Mounting PositionVERTICAL
Operation MethodPUSH BUTTON
Seat DesignCOMPRESSION
Supply Connection Thread SeriesNPT
Spout Hose ConnectionNOT PROVIDED
Surface FinishPOLISHED
Gooseneck SpoutNOT PROVIDED
Locking DeviceNOT INCLUDED
Marking/symbolMARKED H OR C
FlangeNOT PROVIDED
Supply Connection TypeMALE THREAD
Supply Connection Nominal Pipe Size Designation0.250 INCHES IN
Handle TypePUSH BUTTON
Pail HookNOT PROVIDED
Departure From Cited DesignatorSUMT
Nondefinitive Spec/std Data2 TYPE AND B CLASS
MaterialCOPPER ALLOY BODY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
4510-00-142-1238 INTERCHANGEABLE
Faucet,single
4510-00-202-8182 INTERCHANGEABLE
Faucet,double
4510-00-252-3771 INTERCHANGEABLE
Faucet,single
4510-00-252-3772 INTERCHANGEABLE
Faucet,single
4510-00-252-3775 INTERCHANGEABLE
Faucet,single
4510-00-252-3778 INTERCHANGEABLE
Faucet,single
4510-00-703-4402 INTERCHANGEABLE
Faucet,single
4510-01-501-7538 INTERCHANGEABLE
Faucet,double
Cross-Reference Index
Part NumberManufacturer
MILF163 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILF163G TYPE II CLASS B Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4510-00-142-1238INTERCHANGEABLE
FAUCET,SINGLE
4510-00-202-8182INTERCHANGEABLE
FAUCET,DOUBLE
4510-00-252-3771INTERCHANGEABLE
FAUCET,SINGLE
4510-00-252-3772INTERCHANGEABLE
FAUCET,SINGLE
4510-00-252-3775INTERCHANGEABLE
FAUCET,SINGLE
4510-00-252-3778INTERCHANGEABLE
FAUCET,SINGLE
4510-00-703-4402INTERCHANGEABLE
FAUCET,SINGLE
4510-01-501-7538INTERCHANGEABLE
FAUCET,DOUBLE

Frequently Asked Questions

What is NSN 4510-00-266-6591?

NSN 4510-00-266-6591 is a Faucet,single, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 4510 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4510-00-266-6591?

NSN 4510-00-266-6591 has 2 cross-referenced part numbers: MILF163 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILF163G TYPE II CLASS B (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 4510-00-266-6591?

There are 8 known substitutes for 4510-00-266-6591: 4510-00-142-1238, 4510-00-202-8182, 4510-00-252-3771 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MILF163?

Key specifications for MILF163: Material: COPPER ALLOY HANDLE; Surface Treatment: NICKEL BODY; Compression Seat Type: INTEGRAL; Shutoff Operation Type: SELF-CLOSING. 22 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4510-00-266-6591 still in active supply?

NSN 4510-00-266-6591 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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