PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B1025E 2INValve,gate

Hunt Valve Company, Inc. · NSN 4810-01-422-5169 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-01-422-5169 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-422-5169. Primary manufacturer part number: B1025E 2IN.
Features
  • Valve,gate — FSC 4810
  • Material Document and Classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM
  • Pressure Class: ERR-060
  • Material Document and Classification: QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE DISK
  • Material Document and Classification: ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
  • Material: COPPER ALLOY BODY
  • Material: NICKEL ALLOY DISK
  • Flange Face Design: PLAIN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Body construction
General Description

The Valve,gate, cataloged under National Stock Number 4810-01-422-5169, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Hunt Valve Company, Inc.. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4810-01-422-5169
Primary Part NumberB1025E 2IN
Item NameValve,gate
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerHunt Valve Company, Inc.
StatusACTIVE
Material Document and ClassificationQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM
Pressure ClassERR-060
Material Document and ClassificationQQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE DISK
Material Document and ClassificationASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY
MaterialCOPPER ALLOY BODY
MaterialNICKEL ALLOY DISK
Flange Face DesignPLAIN
MaterialNICKEL ALLOY STEM
Valve Size2.000 INCHES IN
Valve Operation MethodELECTRIC MOTOR
Material Document and ClassificationQQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE SEAT
Connection TypeFLANGE, ROUND W/HOLES
Bolt Hole Quantity4
MaterialNICKEL ALLOY SEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5325-00-171-42372700-8 INTERCHANGEABLE
Stud Assembly,turnlock Fastener
Howmet Global Fastening Systems Inc Div Camloc Products
6250-01-114-9994 INTERCHANGEABLE
Ballast,lamp
5940-01-185-112227008 INTERCHANGEABLE
Terminal,stud
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
4720-01-221-733327008 INTERCHANGEABLE
Hose,nonmetallic
Gates Corporation
4810-01-422-406727-008-0200-4 INTERCHANGEABLE
Disk,valve
Hunt Valve Company, Inc.
4810-01-422-413827-008-0200-2 INTERCHANGEABLE
Cap,valve
Hunt Valve Company, Inc.
4810-01-422-414027-008-0200-6 INTERCHANGEABLE
Stem,fluid Valve
Hunt Valve Company, Inc.
4820-01-424-217727-008-0200-18 INTERCHANGEABLE
Seat,valve
Hunt Valve Company, Inc.
6680-01-442-98272700-8 INTERCHANGEABLE
Straightener,liquid Flow
Ametek Inc Schutte and Koerting Div
5130-01-557-255127008 INTERCHANGEABLE
Auger Kit,water Closet-Pipe and
Emerson Electric Co Ridgid/kollman Div
Cross-Reference Index
Part NumberManufacturer
B1025E 2IN PRIMARY Hunt Valve Company, Inc. (USA)
B1025E 2IN Pima Valve, Llc (USA)
27-008 Pima Valve, Llc (USA)
27-008 Hunt Valve Company, Inc. (USA)
Related Parts
5325-00-171-4237INTERCHANGEABLE
STUD ASSEMBLY,TURNLOCK FASTENER
2700-8
6250-01-114-9994INTERCHANGEABLE
BALLAST,LAMP
5940-01-185-1122INTERCHANGEABLE
TERMINAL,STUD
27008
4720-01-221-7333INTERCHANGEABLE
HOSE,NONMETALLIC
27008
4810-01-422-4067INTERCHANGEABLE
DISK,VALVE
27-008-0200-4
4810-01-422-4138INTERCHANGEABLE
CAP,VALVE
27-008-0200-2
4810-01-422-4140INTERCHANGEABLE
STEM,FLUID VALVE
27-008-0200-6
4820-01-424-2177INTERCHANGEABLE
SEAT,VALVE
27-008-0200-18
6680-01-442-9827INTERCHANGEABLE
STRAIGHTENER,LIQUID FLOW
2700-8
5130-01-557-2551INTERCHANGEABLE
AUGER KIT,WATER CLOSET-PIPE AND
27008
6520-01-599-9692INTERCHANGEABLE
FILE,ENDODONTIC,ROTARY
012-28112

Frequently Asked Questions

What is NSN 4810-01-422-5169?

NSN 4810-01-422-5169 is a Valve,gate, manufactured by Hunt Valve Company, Inc., classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-01-422-5169?

NSN 4810-01-422-5169 has 4 cross-referenced part numbers: B1025E 2IN (Hunt Valve Company, Inc.), B1025E 2IN (Pima Valve, Llc), 27-008 (Pima Valve, Llc), 27-008 (Hunt Valve Company, Inc.).

What NSN replaces 4810-01-422-5169?

There are 11 known substitutes for 4810-01-422-5169: 5325-00-171-4237, 6250-01-114-9994, 5940-01-185-1122 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B1025E 2IN?

Key specifications for B1025E 2IN: Material Document and Classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE STEM; Pressure Class: ERR-060; Material Document and Classification: QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE DISK; Material Document and Classification: ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY. 14 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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