PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

505-017Valve,check

Kirby Morgan Dive Systems Inc · NSN 4820-01-237-3256 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-237-3256 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-237-3256. Primary manufacturer part number: 505-017.
Features
  • Valve,check — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Kirby Morgan Dive Systems Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-237-3256, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Kirby Morgan Dive Systems Inc. This item has 2 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.

Catalog Facts
Item NameValve,check
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersKirby Morgan Dive Systems Inc (CAGE 58366)
Technical Specifications
ParameterValue
NSN4820-01-237-3256
Primary Part Number505-017
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerKirby Morgan Dive Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5315-00-050-5017 INTERCHANGEABLE
Pin,straight,headed
5330-00-486-59661-703-8 INTERCHANGEABLE
Seal,plain Encased
Rexnord Industries, Llc Div Aerospace Solutions Downers Grove
5130-00-511-0210170-3/8 INTERCHANGEABLE
Bit,screwdriver
Apex Tool Group, Llc
5950-00-835-1513L220663-22 INTERCHANGEABLE
Coil,radio Frequency
Raytheon Company Dba Raytheon Co
5970-00-938-0758 INTERCHANGEABLE
Insulator,washer
5998-01-146-948717038 INTERCHANGEABLE
Circuit Card Assembly
Avo Intl
4730-01-222-7536SAE J514/1 12-12 070321C INTERCHANGEABLE
Swivel Joint,tube
Sae International Dba Sae International
5331-01-234-622717038 INTERCHANGEABLE
O-Ring
James Walker Mfg., Co.
3120-01-407-467217038 INTERCHANGEABLE
Roller,linear-Rotary Motion
Coffin Turbo Pump Inc
5995-01-579-030717038 INTERCHANGEABLE
Cable Assembly,special Purpose,e
The First Electronics Corporation
Cross-Reference Index
Part NumberManufacturer
505-017 PRIMARY Kirby Morgan Dive Systems Inc (USA)
17-038 Kirby Morgan Dive Systems Inc (USA)
Related Parts
5315-00-050-5017INTERCHANGEABLE
PIN,STRAIGHT,HEADED
5330-00-486-5966INTERCHANGEABLE
SEAL,PLAIN ENCASED
1-703-8
5130-00-511-0210INTERCHANGEABLE
BIT,SCREWDRIVER
170-3/8
5950-00-835-1513INTERCHANGEABLE
COIL,RADIO FREQUENCY
L220663-22
5970-00-938-0758INTERCHANGEABLE
INSULATOR,WASHER
5998-01-146-9487INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
17038
4730-01-222-7536INTERCHANGEABLE
SWIVEL JOINT,TUBE
SAE J514/1 12-12 070321C
5331-01-234-6227INTERCHANGEABLE
O-RING
17038
3120-01-407-4672INTERCHANGEABLE
ROLLER,LINEAR-ROTARY MOTION
17038
5995-01-579-0307INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
17038
6515-01-590-8365INTERCHANGEABLE
SCREW,BONE
201.759
5895-01-679-5135INTERCHANGEABLE
INSTALLATION KIT,ELECTRONIC EQUI
17038

Frequently Asked Questions

What is NSN 4820-01-237-3256?

NSN 4820-01-237-3256 is a Valve,check, manufactured by Kirby Morgan Dive Systems Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-237-3256?

NSN 4820-01-237-3256 has 2 cross-referenced part numbers: 505-017 (Kirby Morgan Dive Systems Inc), 17-038 (Kirby Morgan Dive Systems Inc).

What NSN replaces 4820-01-237-3256?

There are 12 known substitutes for 4820-01-237-3256: 5315-00-050-5017, 5330-00-486-5966, 5130-00-511-0210 and 9 more. Verify interchangeability with system specifications before substitution.

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