PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4509Lead Shot

L & L Boiler Maintenance Inc · NSN 9650-00-277-8375 · FSC 9650 · No Item Name Available
Verified by PartsTable
NSN 9650-00-277-8375 — this item is cataloged by the U.S. Government under National Stock Number 9650-00-277-8375. Primary manufacturer part number: 4509.
Features
  • Lead Shot — FSC 9650
  • Chilled Feature: NOT INCLUDED
  • Size Designation: 4
  • 7 verified cross-references
  • Primary manufacturer: L & L Boiler Maintenance Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Lead Shot, cataloged under National Stock Number 9650-00-277-8375, is classified within Federal Supply Class 9650 (No Item Name Available) of the Ores, Minerals, and Primary Products group. The primary manufacturer of record is L & L Boiler Maintenance Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN9650-00-277-8375
Primary Part Number4509
Item NameLead Shot
FSC / FSG9650 / 96 — No Item Name Available
ManufacturerL & L Boiler Maintenance Inc
StatusCANCELLED
Chilled FeatureNOT INCLUDED
Size Designation4
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
6240-00-237-7867 INTERCHANGEABLE
Lamp,incandescent
5999-00-351-8040 INTERCHANGEABLE
Contact,electrical
5365-00-580-22610004-0003-50 INTERCHANGEABLE
Spacer,ring
Portland Valve Llc
4730-00-618-76274509 INTERCHANGEABLE
Elbow,pipe
Fwd Seagrave Holdings Lp
5970-00-816-02684509 INTERCHANGEABLE
Insulator,bushing
Nvf Company (inc)
5905-00-969-32724509 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Enersys Inc. Div Hertner
6515-01-048-6701 INTERCHANGEABLE
Anesthesia Set,spinal
6625-01-127-9892610-3975 INTERCHANGEABLE
Probe
Autek Systems Corp
5310-01-224-9147 INTERCHANGEABLE
Washer,spring Tension
4210-01-386-99984509 INTERCHANGEABLE
Bucket Wiring Harne
Sims Fiberglass Co
Cross-Reference Index
Part NumberManufacturer
WPP226 Siemens Water Technologies Corp. Div Wallace & Tiernan Products (USA)
4509 PRIMARY L & L Boiler Maintenance Inc (USA)
609258 Aqua-Chem Inc Cleaver-Brooks Div (USA)
P19983 Honeywell International Inc Div Aerospace-South Bend (bendix Dr) (USA)
609258 Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA)
VS10274-1 Triumph Aerostructures, Llc Dba Triumph Aerostructures - Vought Integrated Programs Division (USA)
4509 D & J Parts Inc (USA)
Related Parts
6240-00-237-7867INTERCHANGEABLE
LAMP,INCANDESCENT
5999-00-351-8040INTERCHANGEABLE
CONTACT,ELECTRICAL
5365-00-580-2261INTERCHANGEABLE
SPACER,RING
0004-0003-50
4730-00-618-7627INTERCHANGEABLE
ELBOW,PIPE
4509
5970-00-816-0268INTERCHANGEABLE
INSULATOR,BUSHING
4509
5905-00-969-3272INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
4509
6515-01-048-6701INTERCHANGEABLE
ANESTHESIA SET,SPINAL
6625-01-127-9892INTERCHANGEABLE
PROBE
610-3975
5310-01-224-9147INTERCHANGEABLE
WASHER,SPRING TENSION
4210-01-386-9998INTERCHANGEABLE
BUCKET WIRING HARNE
4509

Frequently Asked Questions

What is NSN 9650-00-277-8375?

NSN 9650-00-277-8375 is a Lead Shot, manufactured by L & L Boiler Maintenance Inc, classified under FSC 9650 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 9650-00-277-8375?

NSN 9650-00-277-8375 has 7 cross-referenced part numbers: WPP226 (Siemens Water Technologies Corp. Div Wallace & Tiernan Products), 4509 (L & L Boiler Maintenance Inc), 609258 (Aqua-Chem Inc Cleaver-Brooks Div), P19983 (Honeywell International Inc Div Aerospace-South Bend (bendix Dr)), 609258 (Aqua-Chem, Inc. Dba Aqua-Chem Inc) and 2 more.

What NSN replaces 9650-00-277-8375?

There are 10 known substitutes for 9650-00-277-8375: 6240-00-237-7867, 5999-00-351-8040, 5365-00-580-2261 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4509?

Key specifications for 4509: Chilled Feature: NOT INCLUDED; Size Designation: 4. 2 total characteristics are documented in the Federal Logistics Information System.

Is NSN 9650-00-277-8375 still in active supply?

NSN 9650-00-277-8375 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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