NSN 4820-01-262-3252 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-262-3252. Manufacturer of record part number: 2660-1491-01.
Also searched as4820-01-262-3252 ·
4820012623252 ·
NIIN 012623252 ·
01-262-3252 ·
FSC 4820 Valves, Nonpowered · CAGE 04320 · 2660-1491-01
General Characteristics Item Description: MATL ALUMINIUM PER QQ-A-250/11,O/A DIMS 4.500 IN. OD,2.812 IN. LG,0.040 IN THK IN
1 manufacturer part number on file
Manufacturer of record: Curtiss-Wright Controls Integrated Sensing, Inc.
Identification
NSN: 4820-01-262-3252
NIIN: 012623252
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 2660-1491-01
Manufacturer: Curtiss-Wright Controls Integrated Sensing, Inc.
General Description
The Valve Housing, cataloged under National Stock Number 4820-01-262-3252, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Curtiss-Wright Controls Integrated Sensing, 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
4820-01-262-3252
Primary Part Number
2660-1491-01
Item Name
Valve Housing
FSC / FSG
4820 / 48 — Valves, Nonpowered
Manufacturer
Curtiss-Wright Controls Integrated Sensing, Inc.
Status
ACTIVE
FSC Application Data
VALVE,RELIEF
General Characteristics Item Description
MATL ALUMINIUM PER QQ-A-250/11,O/A DIMS 4.500 IN. OD,2.812 IN. LG,0.040 IN THK IN
Curtiss-Wright Controls Integrated Sensing, 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 4820-01-262-3252?
NSN 4820-01-262-3252 is a Valve Housing, manufactured by Curtiss-Wright Controls Integrated Sensing, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-262-3252?
NSN 4820-01-262-3252 has 1 manufacturer part number on file: 2660-1491-01 (Curtiss-Wright Controls Integrated Sensing, Inc.).
What are the specifications of 2660-1491-01?
Key specifications for 2660-1491-01: FSC Application Data: VALVE,RELIEF; General Characteristics Item Description: MATL ALUMINIUM PER QQ-A-250/11,O/A DIMS 4.500 IN. OD,2.812 IN. LG,0.040 IN THK IN; End Item Identification: A6 ACFT. 2 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-262-3252 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.