PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

270-1/4Valve,plug

Crane Co Div Valve Div · NSN 4820-01-271-6919 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-271-6919 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-271-6919. Primary manufacturer part number: 270-1/4.
Features
  • Valve,plug — FSC 4820
  • Connection Type: THREADED INTERNAL PIPE ALL ENDS
  • Material: COPPER ALLOY BODY
  • Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS
  • Nominal Thread Size: 0.250 INCHES ALL ENDS IN
  • Thread Series Designator: NPT ALL ENDS
  • Valve Operation Method: MANUAL
  • Media for Which Designed: GAS, NATURAL SINGLE RESPONSE
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Body construction
General Description

The Valve,plug, cataloged under National Stock Number 4820-01-271-6919, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Crane Co Div Valve Div. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-271-6919
Primary Part Number270-1/4
Item NameValve,plug
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCrane Co Div Valve Div
StatusACTIVE
Connection TypeTHREADED INTERNAL PIPE ALL ENDS
MaterialCOPPER ALLOY BODY
Connection StylePLAIN,OPTIONAL END(PIPE) ALL ENDS
Nominal Thread Size0.250 INCHES ALL ENDS IN
Thread Series DesignatorNPT ALL ENDS
Valve Operation MethodMANUAL
Media for Which DesignedGAS, NATURAL SINGLE RESPONSE
Thread DirectionRIGHT-HAND ALL ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5360-01-134-012433435 INTERCHANGEABLE
Spring,helical,compression
Alliance Laundry Systems Llc
5950-01-227-5360 INTERCHANGEABLE
Transformer,power
5340-01-250-324027014 INTERCHANGEABLE
Cover,access
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
6665-01-316-072627014 INTERCHANGEABLE
Radiacmeter
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
6515-01-599-92691422S-100 INTERCHANGEABLE
Pen,skin Marking
Viscot Medical L.l.c.
Cross-Reference Index
Part NumberManufacturer
270-1/4 PRIMARY Crane Co Div Valve Div (USA)
Related Parts
5360-01-134-0124INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
33435
5950-01-227-5360INTERCHANGEABLE
TRANSFORMER,POWER
5340-01-250-3240INTERCHANGEABLE
COVER,ACCESS
27014
6665-01-316-0726INTERCHANGEABLE
RADIACMETER
27014
6515-01-599-9269INTERCHANGEABLE
PEN,SKIN MARKING
1422S-100

Frequently Asked Questions

What is NSN 4820-01-271-6919?

NSN 4820-01-271-6919 is a Valve,plug, manufactured by Crane Co Div Valve Div, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-271-6919?

NSN 4820-01-271-6919 has 1 cross-referenced part number: 270-1/4 (Crane Co Div Valve Div).

What NSN replaces 4820-01-271-6919?

There are 5 known substitutes for 4820-01-271-6919: 5360-01-134-0124, 5950-01-227-5360, 5340-01-250-3240 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 270-1/4?

Key specifications for 270-1/4: Connection Type: THREADED INTERNAL PIPE ALL ENDS; Material: COPPER ALLOY BODY; Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS; Nominal Thread Size: 0.250 INCHES ALL ENDS 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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