PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

K-17375Valve,check

Natco/carlton Lp · NSN 4820-01-429-9560 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-429-9560 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-429-9560. Primary manufacturer part number: K-17375.
Features
  • Valve,check — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Natco/carlton Lp
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-429-9560, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Natco/carlton Lp. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-429-9560
Primary Part NumberK-17375
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNatco/carlton Lp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5330-00-003-655917375 INTERCHANGEABLE
Gasket
Safran Power Usa Llc
5330-00-178-2281 INTERCHANGEABLE
Seal,plain Encased
5136-00-555-0540 INTERCHANGEABLE
Tap,thread Cutting
5330-00-737-254317375 INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
3030-01-024-6703J3225356 INTERCHANGEABLE
Belt,v
Chrysler Corp Engine and Components Sales Diversified Products Div
5950-01-187-074017375 INTERCHANGEABLE
Transformer,power
Astronautics Corporation of America
1005-01-713-897317375 INTERCHANGEABLE
Insert,locking
Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
17375 Natco/carlton Lp (USA)
K-17375 PRIMARY Natco/carlton Lp (USA)
Related Parts
5330-00-003-6559INTERCHANGEABLE
GASKET
17375
5330-00-178-2281INTERCHANGEABLE
SEAL,PLAIN ENCASED
5136-00-555-0540INTERCHANGEABLE
TAP,THREAD CUTTING
5330-00-737-2543INTERCHANGEABLE
GASKET
17375
3030-01-024-6703INTERCHANGEABLE
BELT,V
J3225356
5950-01-187-0740INTERCHANGEABLE
TRANSFORMER,POWER
17375
1005-01-713-8973INTERCHANGEABLE
INSERT,LOCKING
17375

Frequently Asked Questions

What is NSN 4820-01-429-9560?

NSN 4820-01-429-9560 is a Valve,check, manufactured by Natco/carlton Lp, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-429-9560?

NSN 4820-01-429-9560 has 2 cross-referenced part numbers: 17375 (Natco/carlton Lp), K-17375 (Natco/carlton Lp).

What NSN replaces 4820-01-429-9560?

There are 7 known substitutes for 4820-01-429-9560: 5330-00-003-6559, 5330-00-178-2281, 5136-00-555-0540 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of K-17375?

Key specifications for K-17375: End Item Identification: NIMITZ CLASS CVN. 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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