PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1 2257-1Cap,valve

Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) · NSN 4820-01-309-9894 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-309-9894 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-309-9894. Primary manufacturer part number: 1 2257-1.
Features
  • Cap,valve — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Cap,valve, cataloged under National Stock Number 4820-01-309-9894, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCap,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersRheinmetall Landsysteme Gmbh (CAGE D9448); Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (CAGE 16236)
Technical Specifications
ParameterValue
NSN4820-01-309-9894
Primary Part Number1 2257-1
Item NameCap,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerDla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5815-00-392-1140125633 INTERCHANGEABLE
Guide,punch
Lucent Technologies Inc Corporate Headquarters
Cross-Reference Index
Part NumberManufacturer
1 2257-1 Rheinmetall Landsysteme Gmbh (DEU)
1 2257-1 PRIMARY Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA)
Related Parts
5815-00-392-1140INTERCHANGEABLE
GUIDE,PUNCH
125633

Frequently Asked Questions

What is NSN 4820-01-309-9894?

NSN 4820-01-309-9894 is a Cap,valve, manufactured by Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings), classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-309-9894?

NSN 4820-01-309-9894 has 2 cross-referenced part numbers: 1 2257-1 (Rheinmetall Landsysteme Gmbh), 1 2257-1 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)).

What NSN replaces 4820-01-309-9894?

There is 1 known substitute for 4820-01-309-9894: 5815-00-392-1140. Verify interchangeability with system specifications before substitution.

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