PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8F8151Cock,drain

Caterpillar Inc Div Caterpillar Defense · NSN 4820-00-026-8473 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-026-8473 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-026-8473. Primary manufacturer part number: 8F8151.
Features
  • Cock,drain — FSC 4820
  • Thread Direction: RIGHT-HAND FIRST END
  • Connection Style: BEADED (HOSE) SECOND END
  • Connection Style: PLAIN (PIPE) FIRST END
  • Thread Series Designator: NPTF FIRST END
  • Nominal Thread Size: 0.375 INCHES FIRST END IN
  • Material: COPPER ALLOY OVERALL
  • Style Designator: ANGLE
Applications
  • Applications requiring Copper Alloy Overall construction
General Description

The Cock,drain, cataloged under National Stock Number 4820-00-026-8473, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 29 commercial cross-references from 23 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-026-8473
Primary Part Number8F8151
Item NameCock,drain
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusCANCELLED
Thread DirectionRIGHT-HAND FIRST END
Connection StyleBEADED (HOSE) SECOND END
Connection StylePLAIN (PIPE) FIRST END
Thread Series DesignatorNPTF FIRST END
Nominal Thread Size0.375 INCHES FIRST END IN
MaterialCOPPER ALLOY OVERALL
Style DesignatorANGLE
Valve Operation MethodMANUAL
Flow Control DeviceDISK OR STEM
Nominal Pipe Size Accommodated0.375 INCHES FIRST END IN
Nondefinitive Spec/std Data1 TYPE AND A STYLE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4820-00-057-0694 INTERCHANGEABLE
Cock,drain
3110-00-158-61901664510 INTERCHANGEABLE
Bearing,ball,thrust
Chrysler Realty Company Llc Dba Daimler Chrysler
4820-00-197-4984 INTERCHANGEABLE
Cock,drain
4820-00-272-3332 INTERCHANGEABLE
Cock,drain
4820-00-272-3346 INTERCHANGEABLE
Cock,drain
4820-00-272-3353 INTERCHANGEABLE
Cock,plug
4820-00-275-2224 INTERCHANGEABLE
Cock,drain
3990-00-329-4244 INTERCHANGEABLE
Skid
4820-00-465-1589131-60458-27 INTERCHANGEABLE
Cock,drain
Danfoss Power Solutions II, Llc
4820-00-639-9224 INTERCHANGEABLE
Cock,plug
Cross-Reference Index
Part NumberManufacturer
301803R91 Hennig Broach and Tool Co (USA)
7524043 Hdt Expeditionary Systems Inc (USA)
44Z1233D1 Morris Material Handling, Inc. (USA)
250008-266 Sullair Corp (USA)
AC4257-A Fmc Corp Chain Div (USA)
089894 New Holland Construction (USA)
AT35831 Deere & Company Dba Deere John Co (USA)
8F8151 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
8F-8151 Caterpillar of Australia Pty Ltd (AUS)
4820000268473 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
MILC1203 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
8445146 PRIMARY Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA)
009640 PRIMARY Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA)
A-A-59440 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
159924 Komatsu American Intl Co (USA)
7524043 Liebherr-Aerospace Lindenberg Gmbh (DEU)
25704-281200-29-0 Knds Deutschland Gmbh & Co. Kg - Werk Kassel - (DEU)
25704-281200-29-0 Baainbw Dokumente Ohne Nutzungsrechte Des Baainbw Fur Beschaffungszwecke (DEU)
7524043 Feinmechanische Werke Mainz Gmbh (DEU)
637127 New Holland Construction (USA)
Related Parts
4820-00-057-0694INTERCHANGEABLE
COCK,DRAIN
3110-00-158-6190INTERCHANGEABLE
BEARING,BALL,THRUST
1664510
4820-00-197-4984INTERCHANGEABLE
COCK,DRAIN
4820-00-272-3332INTERCHANGEABLE
COCK,DRAIN
4820-00-272-3346INTERCHANGEABLE
COCK,DRAIN
4820-00-272-3353INTERCHANGEABLE
COCK,PLUG
4820-00-275-2224INTERCHANGEABLE
COCK,DRAIN
3990-00-329-4244INTERCHANGEABLE
SKID
4820-00-465-1589INTERCHANGEABLE
COCK,DRAIN
131-60458-27
4820-00-639-9224INTERCHANGEABLE
COCK,PLUG
4820-00-684-0880INTERCHANGEABLE
COCK,DRAIN
4820-00-720-4488INTERCHANGEABLE
COCK,DRAIN

Frequently Asked Questions

What is NSN 4820-00-026-8473?

NSN 4820-00-026-8473 is a Cock,drain, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-026-8473?

NSN 4820-00-026-8473 has 29 cross-referenced part numbers: 301803R91 (Hennig Broach and Tool Co), 7524043 (Hdt Expeditionary Systems Inc), 44Z1233D1 (Morris Material Handling, Inc.), 250008-266 (Sullair Corp), AC4257-A (Fmc Corp Chain Div) and 24 more.

What NSN replaces 4820-00-026-8473?

There are 12 known substitutes for 4820-00-026-8473: 4820-00-057-0694, 3110-00-158-6190, 4820-00-197-4984 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8F8151?

Key specifications for 8F8151: Thread Direction: RIGHT-HAND FIRST END; Connection Style: BEADED (HOSE) SECOND END; Connection Style: PLAIN (PIPE) FIRST END; Thread Series Designator: NPTF FIRST END. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-026-8473 still in active supply?

NSN 4820-00-026-8473 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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