PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

39719Piston,linear Actuating Cylinder

Moog Inc. Dba Ampac-Isp Corp · NSN 3040-01-479-4972 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-479-4972 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-479-4972. Primary manufacturer part number: 39719.
Features
  • Piston,linear Actuating Cylinder — FSC 3040
  • Material: COPPER ALLOY
  • Ring Groove Quantity: 3
  • Outside Diameter: 2.119 INCHES NOMINAL IN
  • 3 verified cross-references
  • Primary manufacturer: Moog Inc. Dba Ampac-Isp Corp
Applications
  • Applications requiring Copper Alloy construction
General Description

The Piston,linear Actuating Cylinder, cataloged under National Stock Number 3040-01-479-4972, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Moog Inc. Dba Ampac-Isp Corp. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-479-4972
Primary Part Number39719
Item NamePiston,linear Actuating Cylinder
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerMoog Inc. Dba Ampac-Isp Corp
StatusACTIVE
MaterialCOPPER ALLOY
Ring Groove Quantity3
Outside Diameter2.119 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5120-01-079-8033SAM14E INTERCHANGEABLE
Screwdriver Attachment,socket Wr
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
5330-01-470-57233685123 INTERCHANGEABLE
Gasket
Perkins Engines Inc
3020-01-479-442639712 INTERCHANGEABLE
Gear,spur
Moog Inc. Dba Ampac-Isp Corp
3020-01-479-476039713 INTERCHANGEABLE
Gear Rack
Moog Inc. Dba Ampac-Isp Corp
3040-01-479-497639720 INTERCHANGEABLE
Piston,linear Actuating Cylinder
Moog Inc. Dba Ampac-Isp Corp
3040-01-479-513039717 INTERCHANGEABLE
Cylinder,actuating,linear
Moog Inc. Dba Ampac-Isp Corp
3040-01-479-513239718 INTERCHANGEABLE
Cylinder,actuating,linear
Moog Inc. Dba Ampac-Isp Corp
3040-01-479-513339716 INTERCHANGEABLE
Cylinder,actuating,linear
Moog Inc. Dba Ampac-Isp Corp
3040-01-633-1451 INTERCHANGEABLE
Accumulator,hydraulic
Cross-Reference Index
Part NumberManufacturer
4001-39710 ITEM 9 Moog Inc. Dba Ampac-Isp Corp (USA)
39719 PRIMARY Moog Inc. Dba Ampac-Isp Corp (USA)
4001-39710 Moog Inc. Dba Ampac-Isp Corp (USA)
Related Parts
5120-01-079-8033INTERCHANGEABLE
SCREWDRIVER ATTACHMENT,SOCKET WR
SAM14E
5330-01-470-5723INTERCHANGEABLE
GASKET
3685123
3020-01-479-4426INTERCHANGEABLE
GEAR,SPUR
39712
3020-01-479-4760INTERCHANGEABLE
GEAR RACK
39713
3040-01-479-4976INTERCHANGEABLE
PISTON,LINEAR ACTUATING CYLINDER
39720
3040-01-479-5130INTERCHANGEABLE
CYLINDER,ACTUATING,LINEAR
39717
3040-01-479-5132INTERCHANGEABLE
CYLINDER,ACTUATING,LINEAR
39718
3040-01-479-5133INTERCHANGEABLE
CYLINDER,ACTUATING,LINEAR
39716
3040-01-633-1451INTERCHANGEABLE
ACCUMULATOR,HYDRAULIC

Frequently Asked Questions

What is NSN 3040-01-479-4972?

NSN 3040-01-479-4972 is a Piston,linear Actuating Cylinder, manufactured by Moog Inc. Dba Ampac-Isp Corp, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-479-4972?

NSN 3040-01-479-4972 has 3 cross-referenced part numbers: 4001-39710 ITEM 9 (Moog Inc. Dba Ampac-Isp Corp), 39719 (Moog Inc. Dba Ampac-Isp Corp), 4001-39710 (Moog Inc. Dba Ampac-Isp Corp).

What NSN replaces 3040-01-479-4972?

There are 9 known substitutes for 3040-01-479-4972: 5120-01-079-8033, 5330-01-470-5723, 3020-01-479-4426 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 39719?

Key specifications for 39719: End Item Identification: ROTARY HYDRAULIC ACTUATOR MODEL 4001SB (STOP BOLT); SEAWOLF; Material: COPPER ALLOY; Ring Groove Quantity: 3; Part Name Assigned by Controlling Agency: LARGE PISTON. 6 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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