NSN 4820-01-540-0493 · NIIN 015400493 · Part number 12486361
U S Army Tank Automotive Command Amsta-Im-Mm · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 19207
Government record, cited
NSN 4820-01-540-0493 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-540-0493. Manufacturer of record part number: 12486361.
Also searched as4820-01-540-0493 ·
4820015400493 ·
NIIN 015400493 ·
01-540-0493 ·
FSC 4820 Valves, Nonpowered · CAGE 19207 · 12486361
General Characteristics Item Description: ITEM IS SQUARE WITH A LIP, 2 MOUNTING HOLES DISTANCE BETWEEN HOLES = 2 INCHES IN
Specification/standard Data: 05047 - ASME Y14.-2000 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 05047 - ASME Y14.M-1994 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Material: STEEL
1 manufacturer part number on file
Manufacturer of record: U S Army Tank Automotive Command Amsta-Im-Mm
Identification
NSN: 4820-01-540-0493
NIIN: 015400493
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 12486361
Manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm
General Description
The Cover Plate,valve, cataloged under National Stock Number 4820-01-540-0493, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-540-0493
Primary Part Number
12486361
Item Name
Cover Plate,valve
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
U S Army Tank Automotive Command Amsta-Im-Mm
Status
ACTIVE
General Characteristics Item Description
ITEM IS SQUARE WITH A LIP, 2 MOUNTING HOLES DISTANCE BETWEEN HOLES = 2 INCHES IN
Specification/standard Data
05047 - ASME Y14.-2000 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 05047 - ASME Y14.M-1994 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
U S Army Tank Automotive Command Amsta-Im-Mm (USA)
No interchangeability data on file.
Other items in FSC 4820 — Valves, Nonpowered
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 4820-01-540-0493?
NSN 4820-01-540-0493 is a Cover Plate,valve, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-540-0493?
NSN 4820-01-540-0493 has 1 manufacturer part number on file: 12486361 (U S Army Tank Automotive Command Amsta-Im-Mm).
What are the specifications of 12486361?
Key specifications for 12486361: Overall Height: 0.500 INCHES NOMINAL IN; General Characteristics Item Description: ITEM IS SQUARE WITH A LIP, 2 MOUNTING HOLES DISTANCE BETWEEN HOLES = 2 INCHES IN; Overall Length: 3.000 INCHES NOMINAL IN; Overall Width: 0.119 INCHES NOMINAL IN. 3 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-540-0493 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.