PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1570Guide,piston

Lawler Manufacturing Company, Inc. · NSN 3040-01-198-2938 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-198-2938 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-198-2938. Primary manufacturer part number: 1570.
Features
  • Guide,piston — FSC 3040
  • General Characteristics Item Description: CAST BRONZE,MIL-B-16541;3.875 IN. OD;3.125 IN. MIN,3.130 IN. MAX ID;1.500 IN. LG;3 1/2-11 THD IN
  • 4 verified cross-references
  • Primary manufacturer: Lawler Manufacturing Company, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Guide,piston, cataloged under National Stock Number 3040-01-198-2938, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Lawler Manufacturing Company, Inc.. Government technical data includes 1 verified specification, 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
NSN3040-01-198-2938
Primary Part Number1570
Item NameGuide,piston
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerLawler Manufacturing Company, Inc.
StatusACTIVE
General Characteristics Item DescriptionCAST BRONZE,MIL-B-16541;3.875 IN. OD;3.125 IN. MIN,3.130 IN. MAX ID;1.500 IN. LG;3 1/2-11 THD IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5360-00-152-0334239627 INTERCHANGEABLE
Spring,helical,compression
Bendix Commercial Vehicle Systems Llc Dba Bendix Commercial Vehicle Systems
6145-00-335-13364016206-0701 INTERCHANGEABLE
Braid,wire
Raytheon Company Dba Raytheon Co
5905-00-593-82541472230 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4310-00-860-0663200122K PIECE NUMBER 151 INTERCHANGEABLE
Ring,piston
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
5930-00-869-5931 INTERCHANGEABLE
Switch,push
6105-00-995-4636MG10-1236-304 INTERCHANGEABLE
Motor-Tachometer Generator
Schulze Mfg., Inc.
3030-01-037-8351 INTERCHANGEABLE
Belt,v
4820-01-198-28411571 INTERCHANGEABLE
Seat,valve
Lawler Manufacturing Company, Inc.
4820-01-198-30012930-2 INTERCHANGEABLE
Stem,fluid Valve
Lawler Manufacturing Company, Inc.
4820-01-198-30022711 INTERCHANGEABLE
Stem,fluid Valve
Lawler Manufacturing Company, Inc.
Cross-Reference Index
Part NumberManufacturer
15570 Lawler Manufacturing Company, Inc. (USA)
71975 PIECE 20 Lawler Manufacturing Company, Inc. (USA)
71975 Lawler Manufacturing Company, Inc. (USA)
1570 PRIMARY Lawler Manufacturing Company, Inc. (USA)
Related Parts
5360-00-152-0334INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
239627
6145-00-335-1336INTERCHANGEABLE
BRAID,WIRE
4016206-0701
5905-00-593-8254INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
1472230
4310-00-860-0663INTERCHANGEABLE
RING,PISTON
200122K PIECE NUMBER 151
5930-00-869-5931INTERCHANGEABLE
SWITCH,PUSH
6105-00-995-4636INTERCHANGEABLE
MOTOR-TACHOMETER GENERATOR
MG10-1236-304
3030-01-037-8351INTERCHANGEABLE
BELT,V
4820-01-198-2841INTERCHANGEABLE
SEAT,VALVE
1571
4820-01-198-3001INTERCHANGEABLE
STEM,FLUID VALVE
2930-2
4820-01-198-3002INTERCHANGEABLE
STEM,FLUID VALVE
2711
4820-01-235-8544INTERCHANGEABLE
SEAT,VALVE
4460-01-267-8979INTERCHANGEABLE
FILTER,AIR,ELECTROSTATIC

Frequently Asked Questions

What is NSN 3040-01-198-2938?

NSN 3040-01-198-2938 is a Guide,piston, manufactured by Lawler Manufacturing Company, Inc., classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-198-2938?

NSN 3040-01-198-2938 has 4 cross-referenced part numbers: 15570 (Lawler Manufacturing Company, Inc.), 71975 PIECE 20 (Lawler Manufacturing Company, Inc.), 71975 (Lawler Manufacturing Company, Inc.), 1570 (Lawler Manufacturing Company, Inc.).

What NSN replaces 3040-01-198-2938?

There are 12 known substitutes for 3040-01-198-2938: 5360-00-152-0334, 6145-00-335-1336, 5905-00-593-8254 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1570?

Key specifications for 1570: General Characteristics Item Description: CAST BRONZE,MIL-B-16541;3.875 IN. OD;3.125 IN. MIN,3.130 IN. MAX ID;1.500 IN. LG;3 1/2-11 THD IN. 1 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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