PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N32673Retainer,seat,valve

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-01-173-4672 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-173-4672 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-173-4672. Primary manufacturer part number: N32673.
Features
  • Retainer,seat,valve — FSC 4820
  • Material: STEEL COMP 416
  • Material Document and Classification: QQ-S-763, CLASS 416, COND A FED SPEC SINGLE MATERIAL RESPONSE
  • Outside Diameter: 2.935 INCHES NOMINAL IN
  • Inside Diameter: 2.500 INCHES NOMINAL IN
  • Valve Model Number for Which Designed: HNS-3
  • Valve Size for Which Designed: 1.500 INCHES IN
  • Valve Design Control Activity: 35795
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Comp 416 construction
General Description

The Retainer,seat,valve, cataloged under National Stock Number 4820-01-173-4672, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-173-4672
Primary Part NumberN32673
Item NameRetainer,seat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
MaterialSTEEL COMP 416
Material Document and ClassificationQQ-S-763, CLASS 416, COND A FED SPEC SINGLE MATERIAL RESPONSE
Outside Diameter2.935 INCHES NOMINAL IN
Inside Diameter2.500 INCHES NOMINAL IN
Valve Model Number for Which DesignedHNS-3
Valve Size for Which Designed1.500 INCHES IN
Valve Design Control Activity35795
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4820-00-016-022232674-00-58 INTERCHANGEABLE
Seat,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
2530-00-530-40665304066 INTERCHANGEABLE
Shoe Asy Brake
U S Army Tank Automotive Command Amsta-Im-Mm
5999-00-839-90042105752 INTERCHANGEABLE
Shielding Gasket,electronic
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4820-00-952-1198 INTERCHANGEABLE
Valve,regulating,fluid Pressure
4820-01-174-7806N39050 INTERCHANGEABLE
Cap,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-174-781316933 INTERCHANGEABLE
Disk,valve
Gemoco Div Chromalloy American Corp
4820-01-175-6404N32671 INTERCHANGEABLE
Plug,bottom Cap,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4730-01-197-773632195-53 INTERCHANGEABLE
Flange,pipe
Leslie Controls, Inc. Dba Leslie Controls Inc
Cross-Reference Index
Part NumberManufacturer
32673 Lineta Engineering Und Handelsgesell-Schaft Mbh (DEU)
12914N Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
32673 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
N32673 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
12914N PIECE 31 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
4820-00-016-0222INTERCHANGEABLE
SEAT,VALVE
32674-00-58
2530-00-530-4066INTERCHANGEABLE
SHOE ASY BRAKE
5304066
5999-00-839-9004INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
2105752
4820-00-952-1198INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
4820-01-174-7806INTERCHANGEABLE
CAP,VALVE
N39050
4820-01-174-7813INTERCHANGEABLE
DISK,VALVE
16933
4820-01-175-6404INTERCHANGEABLE
PLUG,BOTTOM CAP,VALVE
N32671
4730-01-197-7736INTERCHANGEABLE
FLANGE,PIPE
32195-53

Frequently Asked Questions

What is NSN 4820-01-173-4672?

NSN 4820-01-173-4672 is a Retainer,seat,valve, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-173-4672?

NSN 4820-01-173-4672 has 5 cross-referenced part numbers: 32673 (Lineta Engineering Und Handelsgesell-Schaft Mbh), 12914N (Leslie Controls, Inc. Dba Leslie Controls Inc), 32673 (Leslie Controls, Inc. Dba Leslie Controls Inc), N32673 (Leslie Controls, Inc. Dba Leslie Controls Inc), 12914N PIECE 31 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-01-173-4672?

There are 8 known substitutes for 4820-01-173-4672: 4820-00-016-0222, 2530-00-530-4066, 5999-00-839-9004 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of N32673?

Key specifications for N32673: Material: STEEL COMP 416; Material Document and Classification: QQ-S-763, CLASS 416, COND A FED SPEC SINGLE MATERIAL RESPONSE; Overall Length: 4.937 INCHES NOMINAL IN; Outside Diameter: 2.935 INCHES NOMINAL IN. 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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