NSN 4820-01-580-3754 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-580-3754. Manufacturer of record part number: B-4C4-10.
Also searched as4820-01-580-3754 ·
4820015803754 ·
NIIN 015803754 ·
01-580-3754 ·
FSC 4820 Valves, Nonpowered · CAGE 3T9T9 · B-4C4-10
Operating Pressure: 2405.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Identification
NSN: 4820-01-580-3754
NIIN: 015803754
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: B-4C4-10
Manufacturer: Swagelok Co
General Description
The Valve,stop-Check, cataloged under National Stock Number 4820-01-580-3754, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Swagelok Co. Government technical data includes 10 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
4820-01-580-3754
Primary Part Number
B-4C4-10
Item Name
Valve,stop-Check
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Swagelok Co
Status
ACTIVE
Flow Control Device
POPPET
Furnished Items and Quantity
1 SPRING
Connection Style
FLARED (TUBE) ALL ENDS
Minimum Operating Temp
-10.0 FAHRENHEIT DEGF
Connection Type
THREADED EXTERNAL TUBE ALL ENDS
Style Designator
OFFSET
Operating Pressure
2405.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
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 4820-01-580-3754?
NSN 4820-01-580-3754 is a Valve,stop-Check, manufactured by Swagelok Co, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-580-3754?
NSN 4820-01-580-3754 has 1 manufacturer part number on file: B-4C4-10 (Swagelok Co).
What are the specifications of B-4C4-10?
Key specifications for B-4C4-10: Flow Control Device: POPPET; Furnished Items and Quantity: 1 SPRING; Connection Style: FLARED (TUBE) ALL ENDS; Minimum Operating Temp: -10.0 FAHRENHEIT DEGF. 10 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-580-3754 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.