PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

272Cock,plug

Crane Co Div Valve Div · NSN 4820-00-752-9591 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-752-9591 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-752-9591. Primary manufacturer part number: 272.
Features
  • Cock,plug — FSC 4820
  • Thread Quantity Per Inch: 11-1/2 FIRST END
  • Thread Series Designator: NPT FIRST END
  • Nominal Thread Size: 1.000 INCHES FIRST END IN
  • Nominal Pipe Size Accommodated: 1.000 INCHES FIRST END IN
  • Flow Style: TWO WAY TWO PORT 360 DEGREE PLUG TURN
  • Valve Operation Method: MANUAL
  • Connection Style: PLAIN, OPTIONAL END (PIPE) FIRST END
Applications
  • Applications requiring Copper Alloy Flow Control Device construction
General Description

The Cock,plug, cataloged under National Stock Number 4820-00-752-9591, 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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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
NSN4820-00-752-9591
Primary Part Number272
Item NameCock,plug
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCrane Co Div Valve Div
StatusACTIVE
Thread Quantity Per Inch11-1/2 FIRST END
Thread Series DesignatorNPT FIRST END
Nominal Thread Size1.000 INCHES FIRST END IN
Nominal Pipe Size Accommodated1.000 INCHES FIRST END IN
Flow StyleTWO WAY TWO PORT 360 DEGREE PLUG TURN
Valve Operation MethodMANUAL
Connection StylePLAIN, OPTIONAL END (PIPE) FIRST END
Connection TypeTHREADED INTERNAL PIPE FIRST END
MaterialCOPPER ALLOY FLOW CONTROL DEVICE
MaterialCOPPER ALLOY BODY
Thread DirectionRIGHT-HAND FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-105-996710552762 INTERCHANGEABLE
Connector,plug,electrical
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
5950-00-199-2161 INTERCHANGEABLE
Transformer,power
7450-00-210-9023272 INTERCHANGEABLE
Transcribing Machine
International Business Machines Corp Parts Order Center Dept E - 54
5120-00-223-81915120-00-223-8191 INTERCHANGEABLE
Awl,saddler's Pad
General Services Administration Federal Supply Service
3460-00-230-2292 INTERCHANGEABLE
Holder,cutting Tool
4820-00-274-36369802 INTERCHANGEABLE
Cock,plug
A Y Mcdonald Mfg Co
4940-00-300-3645272 INTERCHANGEABLE
Tank,safety Wash
Protectoseal Co Container Div
5975-00-319-0798 INTERCHANGEABLE
Cover,conduit Outlet
5310-00-653-152227-2 INTERCHANGEABLE
Washer,flat
Fairbanks Morse, Llc
3415-00-729-3902 INTERCHANGEABLE
Grinding Machine,internal,chucki
Cross-Reference Index
Part NumberManufacturer
272 Crane Co Div Valve Div (USA)
K1136A Crane Co Div Valve Div (USA)
2S Healey Peter Brass Foundry Inc (USA)
7005 Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division (USA)
Related Parts
5935-00-105-9967INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
10552762
5950-00-199-2161INTERCHANGEABLE
TRANSFORMER,POWER
7450-00-210-9023INTERCHANGEABLE
TRANSCRIBING MACHINE
272
5120-00-223-8191INTERCHANGEABLE
AWL,SADDLER'S PAD
5120-00-223-8191
3460-00-230-2292INTERCHANGEABLE
HOLDER,CUTTING TOOL
4820-00-274-3636INTERCHANGEABLE
COCK,PLUG
9802
4940-00-300-3645INTERCHANGEABLE
TANK,SAFETY WASH
272
5975-00-319-0798INTERCHANGEABLE
COVER,CONDUIT OUTLET
5310-00-653-1522INTERCHANGEABLE
WASHER,FLAT
27-2
3415-00-729-3902INTERCHANGEABLE
GRINDING MACHINE,INTERNAL,CHUCKI
5930-00-823-0876INTERCHANGEABLE
SWITCH,PRESSURE
4030-00-879-3931INTERCHANGEABLE
HOOK,HOIST
2S

Frequently Asked Questions

What is NSN 4820-00-752-9591?

NSN 4820-00-752-9591 is a Cock,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 4820-00-752-9591?

NSN 4820-00-752-9591 has 4 cross-referenced part numbers: 272 (Crane Co Div Valve Div), K1136A (Crane Co Div Valve Div), 2S (Healey Peter Brass Foundry Inc), 7005 (Romac Industries, Inc. Dba Hays Fluid Controls Div Hays Fluid Controls Division).

What NSN replaces 4820-00-752-9591?

There are 12 known substitutes for 4820-00-752-9591: 5935-00-105-9967, 5950-00-199-2161, 7450-00-210-9023 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 272?

Key specifications for 272: Thread Quantity Per Inch: 11-1/2 FIRST END; Thread Series Designator: NPT FIRST END; Nominal Thread Size: 1.000 INCHES FIRST END IN; Nominal Pipe Size Accommodated: 1.000 INCHES FIRST END IN. 11 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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