PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2620-920X12 PIECE 59 4INRing,pointer

Electric Boat Corporation Div General Dynamics Electric Boat · NSN 4820-01-116-4922 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-116-4922 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-116-4922. Primary manufacturer part number: 2620-920X12 PIECE 59 4IN.
Features
  • Ring,pointer — FSC 4820
  • General Characteristics Item Description: BRASS
  • 4 verified cross-references
  • Primary manufacturer: Electric Boat Corporation Div General Dynamics Electric Boat
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Ring,pointer, cataloged under National Stock Number 4820-01-116-4922, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Electric Boat Corporation Div General Dynamics Electric Boat. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 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
NSN4820-01-116-4922
Primary Part Number2620-920X12 PIECE 59 4IN
Item NameRing,pointer
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerElectric Boat Corporation Div General Dynamics Electric Boat
StatusACTIVE
General Characteristics Item DescriptionBRASS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-01-061-5106 INTERCHANGEABLE
Ball,valve
5360-01-068-732626M77-100 PC MK73 INTERCHANGEABLE
Spring,helical,compression
Electric Boat Corporation Div General Dynamics Electric Boat
4820-01-082-883326M77-100PC104 INTERCHANGEABLE
Retainer,seal,stem
Electric Boat Corporation Div General Dynamics Electric Boat
4820-01-092-034326M77-100 ITEM 21 INTERCHANGEABLE
Retainer,disk,valve
Naval Ship Systems Command
4820-01-092-173226M77-100PC27 INTERCHANGEABLE
Disk Stem Ring
Electric Boat Corporation Div General Dynamics Electric Boat
4820-01-092-6147845-2181282 PIECE 3 3IN INTERCHANGEABLE
Seat,valve
Naval Ship Systems Command
5355-01-116-37662445066 ITEM 89 INTERCHANGEABLE
Pointer,valve
Naval Ship Systems Command
4820-01-116-37932620-920X12 PIECE 8 4IN INTERCHANGEABLE
Ring,disk,stem,valve
Electric Boat Corporation Div General Dynamics Electric Boat
4730-01-116-678326M77-100PC67 4IN INTERCHANGEABLE
Plug,pipe
Electric Boat Corporation Div General Dynamics Electric Boat
4820-01-116-68672620-920X12 PIECE 10 4IN INTERCHANGEABLE
Retainer,disk,valve
Hydro-Aire Aerospace Corp
Cross-Reference Index
Part NumberManufacturer
845-2181282 PIECE 59 4IN Naval Ship Systems Command (USA)
2620-920X12 PIECE 59 4IN PRIMARY Electric Boat Corporation Div General Dynamics Electric Boat (USA)
845-2181282 Naval Ship Systems Command (USA)
2620-920X12 Electric Boat Corporation Div General Dynamics Electric Boat (USA)
Related Parts
4820-01-061-5106INTERCHANGEABLE
BALL,VALVE
5360-01-068-7326INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
26M77-100 PC MK73
4820-01-082-8833INTERCHANGEABLE
RETAINER,SEAL,STEM
26M77-100PC104
4820-01-092-0343INTERCHANGEABLE
RETAINER,DISK,VALVE
26M77-100 ITEM 21
4820-01-092-1732INTERCHANGEABLE
DISK STEM RING
26M77-100PC27
4820-01-092-6147INTERCHANGEABLE
SEAT,VALVE
845-2181282 PIECE 3 3IN
5355-01-116-3766INTERCHANGEABLE
POINTER,VALVE
2445066 ITEM 89
4820-01-116-3793INTERCHANGEABLE
RING,DISK,STEM,VALVE
2620-920X12 PIECE 8 4IN
4730-01-116-6783INTERCHANGEABLE
PLUG,PIPE
26M77-100PC67 4IN
4820-01-116-6867INTERCHANGEABLE
RETAINER,DISK,VALVE
2620-920X12 PIECE 10 4IN
4820-01-117-0973INTERCHANGEABLE
GUIDE,PLUNGER,VALVE
2620-920X12 PIECE 41
3040-01-117-3702INTERCHANGEABLE
GEARSHAFT,BEVEL
2620-920X12 PIECE 35 4IN

Frequently Asked Questions

What is NSN 4820-01-116-4922?

NSN 4820-01-116-4922 is a Ring,pointer, manufactured by Electric Boat Corporation Div General Dynamics Electric Boat, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-116-4922?

NSN 4820-01-116-4922 has 4 cross-referenced part numbers: 845-2181282 PIECE 59 4IN (Naval Ship Systems Command), 2620-920X12 PIECE 59 4IN (Electric Boat Corporation Div General Dynamics Electric Boat), 845-2181282 (Naval Ship Systems Command), 2620-920X12 (Electric Boat Corporation Div General Dynamics Electric Boat).

What NSN replaces 4820-01-116-4922?

There are 12 known substitutes for 4820-01-116-4922: 4820-01-061-5106, 5360-01-068-7326, 4820-01-082-8833 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2620-920X12 PIECE 59 4IN?

Key specifications for 2620-920X12 PIECE 59 4IN: General Characteristics Item Description: BRASS. 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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