Valve, Check4820-01-271-7885

NSN 4820-01-271-7885 · NIIN 012717885 · Part number HL-51 .50IN. S/W BB-0032

Bonney Forge Valve · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 4V609

Government record, cited

NSN 4820-01-271-7885 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-271-7885. Manufacturer of record part number: HL-51 .50IN. S/W BB-0032.

Also searched as 4820-01-271-7885 · 4820012717885 · NIIN 012717885 · 01-271-7885 · FSC 4820 Valves, Nonpowered · CAGE 4V609 · HL-51 .50IN. S/W BB-0032

Nearby stock numbers ← 4820-01-271-7884 Valve, Globe · 4820-01-271-7886 Valve, Check →

4820-01-271-7885 — Valves, Nonpowered

Features

Valve,check — FSC 4820
Flow Control Device: BALL
Nominal Pipe Size Accommodated: 0.500 INCHES ALL ENDS IN
Connection Style: SOCKET (PIPE) ALL ENDS
Mounting Position: HORIZONTAL
Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS
Style Designator: STRAIGHT THRU
Operating Pressure: 2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS

Identification

NSN: 4820-01-271-7885
NIIN: 012717885
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: HL-51 .50IN. S/W BB-0032
Manufacturer: Bonney Forge Valve

General Description

The Valve,check, cataloged under National Stock Number 4820-01-271-7885, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Bonney Forge Valve. Government technical data includes 11 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	4820-01-271-7885
Primary Part Number	HL-51 .50IN. S/W BB-0032
Item Name	Valve,check
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Bonney Forge Valve
Status	ACTIVE
Flow Control Device	BALL
Nominal Pipe Size Accommodated	0.500 INCHES ALL ENDS IN
Connection Style	SOCKET (PIPE) ALL ENDS
Mounting Position	HORIZONTAL
Connection Type	UNTHREADED INTERNAL PIPE ALL ENDS
Style Designator	STRAIGHT THRU
Operating Pressure	2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
Operating Pressure	800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
Maximum Operating Temp	850.0 FAHRENHEIT SINGLE RESPONSE DEGF
Material	STEEL UNS K03504 BODY
Valve Operation Method	AUTOMATIC

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
HL-51 .50IN. S/W BB-0032 PRIMARY	Bonney Forge Valve (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 4820-01-271-7885?

NSN 4820-01-271-7885 is a Valve,check, manufactured by Bonney Forge Valve, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-271-7885?

NSN 4820-01-271-7885 has 1 manufacturer part number on file: HL-51 .50IN. S/W BB-0032 (Bonney Forge Valve).

What are the specifications of HL-51 .50IN. S/W BB-0032?

Key specifications for HL-51 .50IN. S/W BB-0032: Flow Control Device: BALL; Nominal Pipe Size Accommodated: 0.500 INCHES ALL ENDS IN; Connection Style: SOCKET (PIPE) ALL ENDS; Mounting Position: HORIZONTAL. 11 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-271-7885 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.

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