PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

645Holder,water Tumbler

Scovill Inc Hall Mack Parker Div · NSN 4510-00-421-3913 · FSC 4510 · No Item Name Available
Verified by PartsTable
NSN 4510-00-421-3913 — this item is cataloged by the U.S. Government under National Stock Number 4510-00-421-3913. Primary manufacturer part number: 645.
Features
  • Holder,water Tumbler — FSC 4510
  • Material: COPPER ALLOY
  • Surface Treatment: CHROMIUM
  • Mounting Type: WALL
  • Opening Size for Which Designed: +5.250 TO 5.251 INCHES IN
  • Mounting Feature Type: RECESS
  • Mounting Method: SCREW
  • Component and Quantity Accommodated: WATER TUMBLER 1
Applications
  • Applications requiring Copper Alloy construction
General Description

The Holder,water Tumbler, cataloged under National Stock Number 4510-00-421-3913, 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 Scovill Inc Hall Mack Parker Div. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, 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
NSN4510-00-421-3913
Primary Part Number645
Item NameHolder,water Tumbler
FSC / FSG4510 / 45 — No Item Name Available
ManufacturerScovill Inc Hall Mack Parker Div
StatusACTIVE
MaterialCOPPER ALLOY
Surface TreatmentCHROMIUM
Mounting TypeWALL
Opening Size for Which Designed+5.250 TO 5.251 INCHES IN
Mounting Feature TypeRECESS
Mounting MethodSCREW
Component and Quantity AccommodatedWATER TUMBLER 1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-100-0665645 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
2640-00-255-99894400 INTERCHANGEABLE
Cap,pneumatic Valve
Schrader-Bridgeport International Inc Dba Schrader Automotive
5120-00-278-106528820 INTERCHANGEABLE
Vise,bench and Pipe
Wilton Corp Wilton Tool Div
5325-00-286-8045 INTERCHANGEABLE
Eyelet,metallic
5360-00-292-4101645 INTERCHANGEABLE
Spring,helical,compression
Struthers Wells Corp
6625-00-407-6237SCC25816 INTERCHANGEABLE
Electromagnetic Act
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6625-00-538-6482 INTERCHANGEABLE
Probe,test
6685-00-878-7161164451 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
6685-00-951-5971165660A INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
5985-01-033-9348645 INTERCHANGEABLE
Horn,waveguide
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
Cross-Reference Index
Part NumberManufacturer
645 Scovill Inc Hall Mack Parker Div (USA)
645 California Hardware Co (USA)
Related Parts
3110-00-100-0665INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
645
2640-00-255-9989INTERCHANGEABLE
CAP,PNEUMATIC VALVE
4400
5120-00-278-1065INTERCHANGEABLE
VISE,BENCH AND PIPE
28820
5325-00-286-8045INTERCHANGEABLE
EYELET,METALLIC
5360-00-292-4101INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
645
6625-00-407-6237INTERCHANGEABLE
ELECTROMAGNETIC ACT
SCC25816
6625-00-538-6482INTERCHANGEABLE
PROBE,TEST
6685-00-878-7161INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
164451
6685-00-951-5971INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
165660A
5985-01-033-9348INTERCHANGEABLE
HORN,WAVEGUIDE
645
5136-01-046-8857INTERCHANGEABLE
DIE,THREAD CUTTING
23312
6685-01-154-0194INTERCHANGEABLE
THERMOSTAT,FLOW CONTROL
HH29AA050

Frequently Asked Questions

What is NSN 4510-00-421-3913?

NSN 4510-00-421-3913 is a Holder,water Tumbler, manufactured by Scovill Inc Hall Mack Parker Div, classified under FSC 4510 (No Item Name Available). Status: active.

What are the part numbers for NSN 4510-00-421-3913?

NSN 4510-00-421-3913 has 2 cross-referenced part numbers: 645 (Scovill Inc Hall Mack Parker Div), 645 (California Hardware Co).

What NSN replaces 4510-00-421-3913?

There are 12 known substitutes for 4510-00-421-3913: 3110-00-100-0665, 2640-00-255-9989, 5120-00-278-1065 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 645?

Key specifications for 645: Material: COPPER ALLOY; Surface Treatment: CHROMIUM; Mounting Type: WALL; Opening Size for Which Designed: +5.250 TO 5.251 INCHES IN. 8 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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