PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11241418-1Valve,restrictor Check

Ballistic Missile Defense Systems Command · NSN 4820-00-153-7353 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-153-7353 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-153-7353. Primary manufacturer part number: 11241418-1.
Features
  • Valve,restrictor Check — FSC 4820
  • Thread Series Designator: NPT ALL ENDS
  • Material: COPPER ALLOY BODY
  • Media for Which Designed: WATER, SALT SINGLE RESPONSE
  • Nominal Thread Size: 0.375 INCHES ALL ENDS IN
  • Style Designator: STRAIGHT THRU
  • Operating Pressure: 125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
  • Thread Series Designator: NPT ALL ENDS
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Body construction
General Description

The Valve,restrictor Check, cataloged under National Stock Number 4820-00-153-7353, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Ballistic Missile Defense Systems Command. Government technical data includes 20 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-153-7353
Primary Part Number11241418-1
Item NameValve,restrictor Check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerBallistic Missile Defense Systems Command
StatusACTIVE
Thread Series DesignatorNPT ALL ENDS
MaterialCOPPER ALLOY BODY
Media for Which DesignedWATER, SALT SINGLE RESPONSE
Nominal Thread Size0.375 INCHES ALL ENDS IN
Style DesignatorSTRAIGHT THRU
Operating Pressure125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Thread Series DesignatorNPT ALL ENDS
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
Flow Control DeviceDISK
Media for Which DesignedWATER, SALT SINGLE RESPONSE
Disk Loading MethodSPRING
Nominal Thread Size0.375 INCHES ALL ENDS IN
Thread DirectionRIGHT-HAND ALL ENDS
Mounting PositionHORIZONTAL
Style DesignatorSTRAIGHT THRU
Connection StylePLAIN, OPTIONAL END (PIPE) ALL ENDS
Valve Operation MethodAUTOMATIC
Maximum Operating Temp160.0 FAHRENHEIT SINGLE RESPONSE DEGF
MaterialCOPPER ALLOY BODY
Operating Pressure125.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
6625-00-058-3007431-3 INTERCHANGEABLE
Detecting Element,directional Co
Bird Electronic Corporation Div Bird Electronic Corp
7920-00-224-798763650 INTERCHANGEABLE
Brush,file Cleaner
Michigan Brush Manufacturing Company Dba Rol-Brush Mfg Div
5325-00-262-9127B771137-1 INTERCHANGEABLE
Latch Guide,snapslide Fastener
Honeywell Intl Inc Defense Avionics Systems
4130-00-273-08211G INTERCHANGEABLE
Cooling Coil,continuous Tube,gra
Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil
5315-00-839-2326MS24665-281 INTERCHANGEABLE
Pin,cotter
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
7920-01-368-16221G INTERCHANGEABLE
Rag,wiping
Smith Bros Concrete Contractors Inc
5325-01-515-3007 INTERCHANGEABLE
Ring,retaining
Cross-Reference Index
Part NumberManufacturer
11241418-1 Ballistic Missile Defense Systems Command (USA)
1G Eaton Corp Controls Div (USA)
Related Parts
6625-00-058-3007INTERCHANGEABLE
DETECTING ELEMENT,DIRECTIONAL CO
431-3
7920-00-224-7987INTERCHANGEABLE
BRUSH,FILE CLEANER
63650
5325-00-262-9127INTERCHANGEABLE
LATCH GUIDE,SNAPSLIDE FASTENER
B771137-1
4130-00-273-0821INTERCHANGEABLE
COOLING COIL,CONTINUOUS TUBE,GRA
1G
5315-00-839-2326INTERCHANGEABLE
PIN,COTTER
MS24665-281
7920-01-368-1622INTERCHANGEABLE
RAG,WIPING
1G
5325-01-515-3007INTERCHANGEABLE
RING,RETAINING

Frequently Asked Questions

What is NSN 4820-00-153-7353?

NSN 4820-00-153-7353 is a Valve,restrictor Check, manufactured by Ballistic Missile Defense Systems Command, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-153-7353?

NSN 4820-00-153-7353 has 2 cross-referenced part numbers: 11241418-1 (Ballistic Missile Defense Systems Command), 1G (Eaton Corp Controls Div).

What NSN replaces 4820-00-153-7353?

There are 7 known substitutes for 4820-00-153-7353: 6625-00-058-3007, 7920-00-224-7987, 5325-00-262-9127 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11241418-1?

Key specifications for 11241418-1: Thread Series Designator: NPT ALL ENDS; Material: COPPER ALLOY BODY; Media for Which Designed: WATER, SALT SINGLE RESPONSE; Nominal Thread Size: 0.375 INCHES ALL ENDS IN. 20 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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