PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8858Spring Adjuster,val

Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect · NSN 4820-01-446-3364 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-446-3364 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-446-3364. Primary manufacturer part number: 8858.
Features
  • Spring Adjuster,val — FSC 4820
  • General Characteristics Item Description: MATERIAL IS STEEL PER QQ-S-764, 303 CRES
  • 4 verified cross-references
  • Primary manufacturer: Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
Applications
  • Mechanical energy storage
  • Vibration dampening
  • Return mechanism operation
General Description

The Spring Adjuster,val, cataloged under National Stock Number 4820-01-446-3364, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect. 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-446-3364
Primary Part Number8858
Item NameSpring Adjuster,val
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
StatusACTIVE
General Characteristics Item DescriptionMATERIAL IS STEEL PER QQ-S-764, 303 CRES
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
6515-00-185-52332D7097 INTERCHANGEABLE
Glove,patient Examining
Baxter Healthcare Corp IV Systems/gov Sales
5905-00-490-788112-08858-1A INTERCHANGEABLE
Resistor Set,matched
Ballantine Laboratories Inc
6940-00-705-5995 INTERCHANGEABLE
Mixer Subassy
4820-01-183-15426153-55-8 INTERCHANGEABLE
Valve,relief,pressure and Temper
Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
5310-01-226-43688858 INTERCHANGEABLE
Nut
Dana Commercial Vehicle Products, Llc
6625-01-395-90928858 INTERCHANGEABLE
Probe,electrical Field,interfere
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
4820-01-446-35348866-1 INTERCHANGEABLE
Spacer,valve
Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
4820-01-446-74348862 INTERCHANGEABLE
Positioner,valve
Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
Cross-Reference Index
Part NumberManufacturer
6153-55-8 Air Dry Co of America, Llc (USA)
6153-55-8 PC 19 Air Dry Co of America, Llc (USA)
8858 Air Dry Co of America, Llc (USA)
8858 PRIMARY Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect (USA)
Related Parts
6515-00-185-5233INTERCHANGEABLE
GLOVE,PATIENT EXAMINING
2D7097
5905-00-490-7881INTERCHANGEABLE
RESISTOR SET,MATCHED
12-08858-1A
6940-00-705-5995INTERCHANGEABLE
MIXER SUBASSY
4820-01-183-1542INTERCHANGEABLE
VALVE,RELIEF,PRESSURE AND TEMPER
6153-55-8
5310-01-226-4368INTERCHANGEABLE
NUT
8858
6625-01-395-9092INTERCHANGEABLE
PROBE,ELECTRICAL FIELD,INTERFERE
8858
4820-01-446-3534INTERCHANGEABLE
SPACER,VALVE
8866-1
4820-01-446-7434INTERCHANGEABLE
POSITIONER,VALVE
8862

Frequently Asked Questions

What is NSN 4820-01-446-3364?

NSN 4820-01-446-3364 is a Spring Adjuster,val, manufactured by Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-446-3364?

NSN 4820-01-446-3364 has 4 cross-referenced part numbers: 6153-55-8 (Air Dry Co of America, Llc), 6153-55-8 PC 19 (Air Dry Co of America, Llc), 8858 (Air Dry Co of America, Llc), 8858 (Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect).

What NSN replaces 4820-01-446-3364?

There are 8 known substitutes for 4820-01-446-3364: 6515-00-185-5233, 5905-00-490-7881, 6940-00-705-5995 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8858?

Key specifications for 8858: End Item Identification: OLIVER PERRY CLASS FFG; General Characteristics Item Description: MATERIAL IS STEEL PER QQ-S-764, 303 CRES. 2 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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