PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

72158Guide,valve Stem

Lawler Manufacturing Company, Inc. · NSN 4820-01-300-8844 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-300-8844 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-300-8844. Primary manufacturer part number: 72158.
Features
  • Guide,valve Stem — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Lawler Manufacturing Company, Inc.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Guide,valve Stem, cataloged under National Stock Number 4820-01-300-8844, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Lawler Manufacturing Company, Inc.. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameGuide,valve Stem
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersLawler Manufacturing Company, Inc. (CAGE 75545)
Technical Specifications
ParameterValue
NSN4820-01-300-8844
Primary Part Number72158
Item NameGuide,valve Stem
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLawler Manufacturing Company, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
1610-00-483-674972158 INTERCHANGEABLE
Cam,propeller,aircraft
Hamilton Sundstrand Corporation Dba Collins Aerospace
5310-00-600-68501820923C2 INTERCHANGEABLE
Nut,plain,hexagon
Nd Defense Llc
1630-00-979-9611 INTERCHANGEABLE
Shield,expander Tub
3120-00-988-577972158 INTERCHANGEABLE
Bushing,sleeve
Textron Lycoming Inc Williamsport Plant
1630-00-996-774372-158 INTERCHANGEABLE
Shield,expander Tub
Goodrich Corporation
Cross-Reference Index
Part NumberManufacturer
72158 PRIMARY Lawler Manufacturing Company, Inc. (USA)
71997-3 AND 71997-20 Lawler Manufacturing Company, Inc. (USA)
Related Parts
1610-00-483-6749INTERCHANGEABLE
CAM,PROPELLER,AIRCRAFT
72158
5310-00-600-6850INTERCHANGEABLE
NUT,PLAIN,HEXAGON
1820923C2
1630-00-979-9611INTERCHANGEABLE
SHIELD,EXPANDER TUB
3120-00-988-5779INTERCHANGEABLE
BUSHING,SLEEVE
72158
1630-00-996-7743INTERCHANGEABLE
SHIELD,EXPANDER TUB
72-158

Frequently Asked Questions

What is NSN 4820-01-300-8844?

NSN 4820-01-300-8844 is a Guide,valve Stem, manufactured by Lawler Manufacturing Company, Inc., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-300-8844?

NSN 4820-01-300-8844 has 2 cross-referenced part numbers: 72158 (Lawler Manufacturing Company, Inc.), 71997-3 AND 71997-20 (Lawler Manufacturing Company, Inc.).

What NSN replaces 4820-01-300-8844?

There are 5 known substitutes for 4820-01-300-8844: 1610-00-483-6749, 5310-00-600-6850, 1630-00-979-9611 and 2 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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