Valve, Safety Relief4820-01-175-5077

NSN 4820-01-175-5077 · NIIN 011755077 · Part number B6912-2003

Macleod Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 37562

Government record, cited

NSN 4820-01-175-5077 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-175-5077. Manufacturer of record part number: B6912-2003.

Also searched as 4820-01-175-5077 · 4820011755077 · NIIN 011755077 · 01-175-5077 · FSC 4820 Valves, Nonpowered · CAGE 37562 · B6912-2003

Nearby stock numbers ← 4820-01-175-5076 Valve, Check · 4820-01-175-5078 Valve, Safety Relief →

4820-01-175-5077 — Valves, Nonpowered

Features

Valve,safety Relief — FSC 4820
Adjustable Pressure Range: +0.0 TO 2110.0 POUNDS PER SQUARE INCH LBS
Material: STEEL BODY
1 manufacturer part number on file
Manufacturer of record: Macleod Inc

Identification

NSN: 4820-01-175-5077
NIIN: 011755077
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: B6912-2003
Manufacturer: Macleod Inc

General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-175-5077, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Macleod Inc. Government technical data includes 2 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	4820-01-175-5077
Primary Part Number	B6912-2003
Item Name	Valve,safety Relief
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Macleod Inc
Status	ACTIVE
Adjustable Pressure Range	+0.0 TO 2110.0 POUNDS PER SQUARE INCH LBS
Material	STEEL BODY

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
B6912-2003 PRIMARY	Macleod Inc (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 4820-01-175-5077?

NSN 4820-01-175-5077 is a Valve,safety Relief, manufactured by Macleod Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-175-5077?

NSN 4820-01-175-5077 has 1 manufacturer part number on file: B6912-2003 (Macleod Inc).

What are the specifications of B6912-2003?

Key specifications for B6912-2003: Adjustable Pressure Range: +0.0 TO 2110.0 POUNDS PER SQUARE INCH LBS; Material: STEEL BODY. 2 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-175-5077 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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