PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

901-5CPButton,valve

Naval Inventory Control Point Mechanicsburg · NSN 4820-00-103-2491 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-103-2491 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-103-2491. Primary manufacturer part number: 901-5CP.
Features
  • Button,valve — FSC 4820
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330
  • 3 verified cross-references
  • Primary manufacturer: Naval Inventory Control Point Mechanicsburg
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Button,valve, cataloged under National Stock Number 4820-00-103-2491, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN4820-00-103-2491
Primary Part Number901-5CP
Item NameButton,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNaval Inventory Control Point Mechanicsburg
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsCLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
8115-00-079-90159015 INTERCHANGEABLE
Box,shipping
Loye Keesee Dba Keesee Box Company Div Government Resource Pkg Prod
6730-00-115-20559015 INTERCHANGEABLE
Mirror,photographic Projector
Keuffel and Esser Co
2825-00-146-42389015 INTERCHANGEABLE
Bushing Guide
Northrop Grumman Systems Corporation Div Marine Systems
5945-00-194-7589 INTERCHANGEABLE
Relay,electromagnetic
5325-00-559-76889015-00 INTERCHANGEABLE
Ring,retaining
Avox Systems Inc Dba Avox Systems Inc
5220-00-560-0301901-5 INTERCHANGEABLE
Gage,profile
Warner and Swasey Co Sheffield Measurement Div Sub of Cross and Trecker Corp
3610-00-739-62429015 INTERCHANGEABLE
Grip
Stanley Bostitch Inc Sub of the Stanley Works Corp
5365-01-071-06059015 INTERCHANGEABLE
Spacer,sleeve
Dialight Corporation
5110-01-231-5711901-5 INTERCHANGEABLE
Tool,stripping
Amphenol Corporation Div Amphenol Rf
3439-01-292-5279 INTERCHANGEABLE
Tip,electric Soldering Iron
Cross-Reference Index
Part NumberManufacturer
901-5CP Naval Inventory Control Point Mechanicsburg (USA)
901-5 Tescom Corp Dba Tescom Div Tescom (USA)
901-5 Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
Related Parts
8115-00-079-9015INTERCHANGEABLE
BOX,SHIPPING
9015
6730-00-115-2055INTERCHANGEABLE
MIRROR,PHOTOGRAPHIC PROJECTOR
9015
2825-00-146-4238INTERCHANGEABLE
BUSHING GUIDE
9015
5945-00-194-7589INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5325-00-559-7688INTERCHANGEABLE
RING,RETAINING
9015-00
5220-00-560-0301INTERCHANGEABLE
GAGE,PROFILE
901-5
3610-00-739-6242INTERCHANGEABLE
GRIP
9015
5365-01-071-0605INTERCHANGEABLE
SPACER,SLEEVE
9015
5110-01-231-5711INTERCHANGEABLE
TOOL,STRIPPING
901-5
3439-01-292-5279INTERCHANGEABLE
TIP,ELECTRIC SOLDERING IRON
8465-01-396-9876INTERCHANGEABLE
STRAP,STERNUM,DRINKING SYSTEM
90231
7025-01-452-2437INTERCHANGEABLE
KEYBOARD,DATA ENTRY
1394546

Frequently Asked Questions

What is NSN 4820-00-103-2491?

NSN 4820-00-103-2491 is a Button,valve, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-103-2491?

NSN 4820-00-103-2491 has 3 cross-referenced part numbers: 901-5CP (Naval Inventory Control Point Mechanicsburg), 901-5 (Tescom Corp Dba Tescom Div Tescom), 901-5 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok).

What NSN replaces 4820-00-103-2491?

There are 12 known substitutes for 4820-00-103-2491: 8115-00-079-9015, 6730-00-115-2055, 2825-00-146-4238 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 901-5CP?

Key specifications for 901-5CP: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: CLEANING, PACKAGING, AND MARKING IAW THE LATEST REVISION OF MIL-STD-1330. 2 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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