PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1456-2Retainer,disk,valve

Tescom Corp Dba Tescom Div Tescom · NSN 4820-01-286-0305 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-286-0305 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-286-0305. Primary manufacturer part number: 1456-2.
Features
  • Retainer,disk,valve — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Tescom Corp Dba Tescom Div Tescom
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Retainer,disk,valve, cataloged under National Stock Number 4820-01-286-0305, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Tescom Corp Dba Tescom Div Tescom. This item has 1 commercial cross-reference 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
NSN4820-01-286-0305
Primary Part Number1456-2
Item NameRetainer,disk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTescom Corp Dba Tescom Div Tescom
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3040-00-105-8418 INTERCHANGEABLE
Breather
4730-00-784-2633 INTERCHANGEABLE
Tee,tube
5310-00-910-750714562 INTERCHANGEABLE
Nut,stamped
Mission Systems Orchard Park Inc
5905-01-194-1333 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
5945-01-286-150114562 INTERCHANGEABLE
Relay
Kurz & Root Generator Company, Llc
6840-01-398-097414562 INTERCHANGEABLE
Disinfectant-Detergent,utility
Ecolab Inc
1005-01-733-527214562 INTERCHANGEABLE
Rifle,sniper
Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
1456-2 PRIMARY Tescom Corp Dba Tescom Div Tescom (USA)
Related Parts
3040-00-105-8418INTERCHANGEABLE
BREATHER
4730-00-784-2633INTERCHANGEABLE
TEE,TUBE
5310-00-910-7507INTERCHANGEABLE
NUT,STAMPED
14562
5905-01-194-1333INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
5945-01-286-1501INTERCHANGEABLE
RELAY
14562
6840-01-398-0974INTERCHANGEABLE
DISINFECTANT-DETERGENT,UTILITY
14562
1005-01-733-5272INTERCHANGEABLE
RIFLE,SNIPER
14562

Frequently Asked Questions

What is NSN 4820-01-286-0305?

NSN 4820-01-286-0305 is a Retainer,disk,valve, manufactured by Tescom Corp Dba Tescom Div Tescom, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-286-0305?

NSN 4820-01-286-0305 has 1 cross-referenced part number: 1456-2 (Tescom Corp Dba Tescom Div Tescom).

What NSN replaces 4820-01-286-0305?

There are 7 known substitutes for 4820-01-286-0305: 3040-00-105-8418, 4730-00-784-2633, 5310-00-910-7507 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1456-2?

Key specifications for 1456-2: Special Features: STAINLESS STEEL 303; LARGEST OD 3/8 IN.; LENGTH 0.390 IN.; THREADED 3/8-24UNF-2A A. 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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