PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

L-2279Cap,valve

Rps-Fl, Inc. Dba Rps Inc · NSN 4820-01-147-4164 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-147-4164 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-147-4164. Primary manufacturer part number: L-2279.
Features
  • Cap,valve — FSC 4820
  • Material: COPPER ALLOY
  • Valve Type for Which Designed: FLUID PRESSURE REGULATING
  • 7 verified cross-references
  • Primary manufacturer: Rps-Fl, Inc. Dba Rps Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy construction
General Description

The Cap,valve, cataloged under National Stock Number 4820-01-147-4164, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Rps-Fl, Inc. Dba Rps Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 2 manufacturers, 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
NSN4820-01-147-4164
Primary Part NumberL-2279
Item NameCap,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerRps-Fl, Inc. Dba Rps Inc
StatusACTIVE
MaterialCOPPER ALLOY
Valve Type for Which DesignedFLUID PRESSURE REGULATING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5930-00-004-02694032-0001 INTERCHANGEABLE
Switch,rotary
American Hofmann Corp
4820-00-036-1530N2666803 INTERCHANGEABLE
Head,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
3110-00-056-9375 INTERCHANGEABLE
Bearing,roller,needle
5133-00-232-8144 INTERCHANGEABLE
Drill,twist
2520-00-236-910923062 INTERCHANGEABLE
Lining Set,friction
Koehring Cranes, Inc Dba Terex Cranes Div Waverly Operations
5365-00-367-1467N12267 INTERCHANGEABLE
Spacer,diaphragm
Abc Tool & Die Engineering & Manufacturing Llc
4820-00-446-335010598 PC 29 AND 30 INTERCHANGEABLE
Guide,valve Stem
Classic Mfg
4730-00-873-5683A2410 INTERCHANGEABLE
Strainer Element,sediment
Liquid Controls, L.l.c. Div Idex Corporation
4820-00-909-3136N56855 INTERCHANGEABLE
Parts Kit,pressure Regulating VA
Leslie Controls, Inc. Dba Leslie Controls Inc
9340-01-102-0853 INTERCHANGEABLE
Window,observation
Cross-Reference Index
Part NumberManufacturer
N12153 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
42153 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
20138N Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
12153 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
11101N Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
L-2279 PRIMARY Rps-Fl, Inc. Dba Rps Inc (USA)
20138N PIECE 20 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
5930-00-004-0269INTERCHANGEABLE
SWITCH,ROTARY
4032-0001
4820-00-036-1530INTERCHANGEABLE
HEAD,VALVE
N2666803
3110-00-056-9375INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
5133-00-232-8144INTERCHANGEABLE
DRILL,TWIST
2520-00-236-9109INTERCHANGEABLE
LINING SET,FRICTION
23062
5365-00-367-1467INTERCHANGEABLE
SPACER,DIAPHRAGM
N12267
4820-00-446-3350INTERCHANGEABLE
GUIDE,VALVE STEM
10598 PC 29 AND 30
4730-00-873-5683INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
A2410
4820-00-909-3136INTERCHANGEABLE
PARTS KIT,PRESSURE REGULATING VA
N56855
9340-01-102-0853INTERCHANGEABLE
WINDOW,OBSERVATION
5905-01-104-8356INTERCHANGEABLE
RESISTOR,FIXED,FILM
4820-01-117-0833INTERCHANGEABLE
CHAMBER,DIAPHRAGM
N3477803

Frequently Asked Questions

What is NSN 4820-01-147-4164?

NSN 4820-01-147-4164 is a Cap,valve, manufactured by Rps-Fl, Inc. Dba Rps Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-147-4164?

NSN 4820-01-147-4164 has 7 cross-referenced part numbers: N12153 (Leslie Controls, Inc. Dba Leslie Controls Inc), 42153 (Leslie Controls, Inc. Dba Leslie Controls Inc), 20138N (Leslie Controls, Inc. Dba Leslie Controls Inc), 12153 (Leslie Controls, Inc. Dba Leslie Controls Inc), 11101N (Leslie Controls, Inc. Dba Leslie Controls Inc) and 2 more.

What NSN replaces 4820-01-147-4164?

There are 12 known substitutes for 4820-01-147-4164: 5930-00-004-0269, 4820-00-036-1530, 3110-00-056-9375 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of L-2279?

Key specifications for L-2279: Material: COPPER ALLOY; Valve Type for Which Designed: FLUID PRESSURE REGULATING. 2 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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