PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3963Plunger,actuator

Lawler Manufacturing Company, Inc. · NSN 4810-01-469-7664 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-01-469-7664 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-469-7664. Primary manufacturer part number: 3963.
Features
  • Plunger,actuator — FSC 4810
  • Material: COPPER ALLOY
  • Specification/standard Data: QQB-639 GOVERNMENT STANDARD
  • Thread Size and Series/type Designator: 0.250-28 UNS
  • Overall Diameter: 1.000 INCHES NOMINAL IN
  • 4 verified cross-references
  • Primary manufacturer: Lawler Manufacturing Company, Inc.
Applications
  • Applications requiring Copper Alloy construction
General Description

The Plunger,actuator, cataloged under National Stock Number 4810-01-469-7664, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Lawler Manufacturing Company, Inc.. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, 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
NSN4810-01-469-7664
Primary Part Number3963
Item NamePlunger,actuator
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerLawler Manufacturing Company, Inc.
StatusACTIVE
MaterialCOPPER ALLOY
Specification/standard DataQQB-639 GOVERNMENT STANDARD
Thread Size and Series/type Designator0.250-28 UNS
Overall Diameter1.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5841-00-090-6378 INTERCHANGEABLE
Race
4730-00-359-47093107-8-8-S INTERCHANGEABLE
Elbow,pipe
Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division
5340-00-802-2308 INTERCHANGEABLE
Retainer,nut and Bolt
5940-00-817-488010105385-5 INTERCHANGEABLE
Post,binding,electrical
Us Army Aviation and Missile Command
2530-00-911-54743963 INTERCHANGEABLE
Yoke,tie Rod
Pdi Ground Support Systems, Inc.
5930-01-114-76082223W INTERCHANGEABLE
Switch,toggle
Cooper Wiring Devices Inc.
4810-01-392-2935AA2240-02 INTERCHANGEABLE
Valve,solenoid
Aerocontrolex Group, Inc. Dba Aero Fluid Products
4820-01-469-7280953-D INTERCHANGEABLE
Manual Override Whe
Lawler Manufacturing Company, Inc.
4820-01-469-73152948 INTERCHANGEABLE
Bulb,bushing
Lawler Manufacturing Company, Inc.
4820-01-469-73201767-D PC 1 INTERCHANGEABLE
Regulator,thermostatic Temperatu
Lawler Manufacturing Company, Inc.
Cross-Reference Index
Part NumberManufacturer
1767-D-18 Lawler Manufacturing Company, Inc. (USA)
3963 PRIMARY Lawler Manufacturing Company, Inc. (USA)
1767-D PC 18 Lawler Manufacturing Company, Inc. (USA)
1767-D Lawler Manufacturing Company, Inc. (USA)
Related Parts
5841-00-090-6378INTERCHANGEABLE
RACE
4730-00-359-4709INTERCHANGEABLE
ELBOW,PIPE
3107-8-8-S
5340-00-802-2308INTERCHANGEABLE
RETAINER,NUT AND BOLT
5940-00-817-4880INTERCHANGEABLE
POST,BINDING,ELECTRICAL
10105385-5
2530-00-911-5474INTERCHANGEABLE
YOKE,TIE ROD
3963
5930-01-114-7608INTERCHANGEABLE
SWITCH,TOGGLE
2223W
4810-01-392-2935INTERCHANGEABLE
VALVE,SOLENOID
AA2240-02
4820-01-469-7280INTERCHANGEABLE
MANUAL OVERRIDE WHE
953-D
4820-01-469-7315INTERCHANGEABLE
BULB,BUSHING
2948
4820-01-469-7320INTERCHANGEABLE
REGULATOR,THERMOSTATIC TEMPERATU
1767-D PC 1
4820-01-469-7451INTERCHANGEABLE
VALVE,RELIEF,PRESSURE AND TEMPER
1767-D 45T85DEG F
4820-01-469-7578INTERCHANGEABLE
SEAT,VALVE
3964

Frequently Asked Questions

What is NSN 4810-01-469-7664?

NSN 4810-01-469-7664 is a Plunger,actuator, manufactured by Lawler Manufacturing Company, Inc., classified under FSC 4810 (No Item Name Available). Status: active.

What are the part numbers for NSN 4810-01-469-7664?

NSN 4810-01-469-7664 has 4 cross-referenced part numbers: 1767-D-18 (Lawler Manufacturing Company, Inc.), 3963 (Lawler Manufacturing Company, Inc.), 1767-D PC 18 (Lawler Manufacturing Company, Inc.), 1767-D (Lawler Manufacturing Company, Inc.).

What NSN replaces 4810-01-469-7664?

There are 12 known substitutes for 4810-01-469-7664: 5841-00-090-6378, 4730-00-359-4709, 5340-00-802-2308 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3963?

Key specifications for 3963: Material: COPPER ALLOY; Specification/standard Data: QQB-639 GOVERNMENT STANDARD; Overall Width: 1.000 INCHES NOMINAL IN; Thread Size and Series/type Designator: 0.250-28 UNS. 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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