PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

258-25Slide,directional Control Linear

S P S Inc · NSN 4820-01-257-4949 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-257-4949 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-257-4949. Primary manufacturer part number: 258-25.
Features
  • Slide,directional Control Linear — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: S P S Inc
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Slide,directional Control Linear, cataloged under National Stock Number 4820-01-257-4949, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is S P S Inc. This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-257-4949
Primary Part Number258-25
Item NameSlide,directional Control Linear
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerS P S Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5998-00-275-0535 INTERCHANGEABLE
Circuit Card Assembly
2805-01-032-660325285 INTERCHANGEABLE
Ring Set,piston
Wacker Corp
5975-01-382-063425825-2 INTERCHANGEABLE
Conduit,metal,rigid
Hdt Expeditionary Systems Inc
Cross-Reference Index
Part NumberManufacturer
258-25 S P S Inc (USA)
22-258-25 S P S Inc (USA)
3022-258-25 S P S Inc (USA)
Related Parts
5998-00-275-0535INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
2805-01-032-6603INTERCHANGEABLE
RING SET,PISTON
25285
5975-01-382-0634INTERCHANGEABLE
CONDUIT,METAL,RIGID
25825-2

Frequently Asked Questions

What is NSN 4820-01-257-4949?

NSN 4820-01-257-4949 is a Slide,directional Control Linear, manufactured by S P S Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-257-4949?

NSN 4820-01-257-4949 has 3 cross-referenced part numbers: 258-25 (S P S Inc), 22-258-25 (S P S Inc), 3022-258-25 (S P S Inc).

What NSN replaces 4820-01-257-4949?

There are 3 known substitutes for 4820-01-257-4949: 5998-00-275-0535, 2805-01-032-6603, 5975-01-382-0634. Verify interchangeability with system specifications before substitution.

What are the specifications of 258-25?

Key specifications for 258-25: End Item Identification: MUIRHEAD MODEL D696 HYDRAULIC. 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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