NSN 4820-01-512-7267 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-512-7267. Manufacturer of record part number: HI-859-3000 ITEM 8.
Adjustable Pressure Range: +575.0 TO 750.0 POUNDS PER SQUARE INCH LBS
Thread Series Designator: NPT FIRST END
Valve Operation Method: AUTOMATIC
2 manufacturer part numbers on file
Identification
NSN: 4820-01-512-7267
NIIN: 015127267
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: HI-859-3000 ITEM 8
Manufacturer: Hhe Services, Inc.
General Description
The Valve,safety Relief, cataloged under National Stock Number 4820-01-512-7267, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hhe Services, Inc.. Government technical data includes 6 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 10 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4820-01-512-7267
Primary Part Number
HI-859-3000 ITEM 8
Item Name
Valve,safety Relief
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Hhe Services, Inc.
Status
ACTIVE
Connection Style
PLAIN (PIPE) FIRST END
Connection Type
THREADED EXTERNAL PIPE FIRST END
Style Designator
ANGLE
Adjustable Pressure Range
+575.0 TO 750.0 POUNDS PER SQUARE INCH LBS
Thread Series Designator
NPT FIRST END
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
⇄Related Items10
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4820-01-512-7279S10A30/12POSSIBLE MATCH
VALVE,CHECK
Possible match (shared part number)Bosch Rexroth Corporation Div Industrial Hydraulics
4810-01-512-8606R978918159POSSIBLE MATCH
VALVE,LINEAR,DIRECTIONAL CONTROL
Possible match (shared part number)Bosch Rexroth Corporation Div Industrial Hydraulics
4820-01-512-8625J02A2WNPOSSIBLE MATCH
VALVE,FLOW CONTROL
Possible match (shared part number)Sterling Hydraulics Inc
4810-01-513-2774R900767409POSSIBLE MATCH
VALVE,LINEAR,DIRECTIONAL CONTROL
Possible match (shared part number)Bosch Rexroth Corporation Div Industrial Hydraulics
4810-01-513-2776R900767410POSSIBLE MATCH
VALVE,LINEAR,DIRECTIONAL CONTROL
Possible match (shared part number)Bosch Rexroth Corporation Div Industrial Hydraulics
4820-01-513-7646D06B2H0.1NPOSSIBLE MATCH
VALVE,CHECK
Possible match (shared part number)Sterling Hydraulics Inc
4820-01-513-8712BVMM-0500-1111POSSIBLE MATCH
VALVE,BALL
Possible match (shared part number)Delaware Mfg Industries Corp
4810-01-514-45324WE10Y4X/CW440N9DAPOSSIBLE MATCH
VALVE,LINEAR,DIRECTIONAL CONTROL
Possible match (shared part number)Bosch Rexroth Corporation Div Industrial Hydraulics
4810-01-514-45604WE10EA4X/CW440N9DAPOSSIBLE MATCH
VALVE,LINEAR,DIRECTIONAL CONTROL
Possible match (shared part number)Bosch Rexroth Corporation Div Industrial Hydraulics
NSN 4820-01-512-7267 is a Valve,safety Relief, manufactured by Hhe Services, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-512-7267?
NSN 4820-01-512-7267 has 2 manufacturer part numbers on file: HI-859-3000 ITEM 8 (Hhe Services, Inc.), HI-859-1111 REV C ITEM 8 (Hhe Services, Inc.).
What NSN replaces 4820-01-512-7267?
10 possible matches (shared part number, not a government interchangeability claim): 4820-01-512-7279, 4810-01-512-8606, 4820-01-512-8625. Verify interchangeability with system specifications before substitution.
What are the specifications of HI-859-3000 ITEM 8?
Key specifications for HI-859-3000 ITEM 8: Connection Style: PLAIN (PIPE) FIRST END; Connection Type: THREADED EXTERNAL PIPE FIRST END; Style Designator: ANGLE; Adjustable Pressure Range: +575.0 TO 750.0 POUNDS PER SQUARE INCH LBS. 6 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-512-7267 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.