NSN 4820-01-653-4750 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-653-4750. Manufacturer of record part number: T-800TNL.
Manufacturer of record: Road Machinery & Supplies Co Dba Road Machinery & Supplies Co
Identification
NSN: 4820-01-653-4750
NIIN: 016534750
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: T-800TNL
Manufacturer: Road Machinery & Supplies Co Dba Road Machinery & Supplies Co
General Description
The Valve,ball, cataloged under National Stock Number 4820-01-653-4750, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Road Machinery & Supplies Co Dba Road Machinery & Supplies Co. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-653-4750
Primary Part Number
T-800TNL
Item Name
Valve,ball
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Road Machinery & Supplies Co Dba Road Machinery & Supplies Co
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
4820-00-001-0020
4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
4820-00-001-0032
4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
4820-00-001-0042
4820-00-001-0042 · Item name not on file
4820-00-001-1230
4820-00-001-1230 · Item name not on file
Frequently Asked Questions
What is NSN 4820-01-653-4750?
NSN 4820-01-653-4750 is a Valve,ball, manufactured by Road Machinery & Supplies Co Dba Road Machinery & Supplies Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-653-4750?
NSN 4820-01-653-4750 has 2 manufacturer part numbers on file: T-800TNL (Road Machinery & Supplies Co Dba Road Machinery & Supplies Co), 0418C03-0167-01 (The Entwistle Company Llc).
What are the specifications of T-800TNL?
Key specifications for T-800TNL: Valve Size: 0.250 INCHES IN; Part Name Assigned by Controlling Agency: LEGEND MICRO BALL VALVE; End Item Identification: R18 FLP ASSY; Material: BRONZE BODY. 4 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-653-4750 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.