NSN 4520-01-631-7151 · NIIN 016317151 · Part number 350RLAG-15-36X18
Watts Engineering Sales, Inc · FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal · CAGE 55UC0
Government record, cited
NSN 4520-01-631-7151 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-631-7151. Manufacturer of record part number: 350RLAG-15-36X18.
Also searched as4520-01-631-7151 ·
4520016317151 ·
NIIN 016317151 ·
01-631-7151 ·
FSC 4520 Space and Water Heating Equipment · CAGE 55UC0 · 350RLAG-15-36X18
Nearby stock numbers← 4520-01-631-7140 Register, Air
·
4520-01-631-7391 Register, Air →
Features
Register,air — FSC 4520
1 manufacturer part number on file
Manufacturer of record: Watts Engineering Sales, Inc
Identification
NSN: 4520-01-631-7151
NIIN: 016317151
FSC: 4520 — Space and Water Heating Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal
Primary part number: 350RLAG-15-36X18
Manufacturer: Watts Engineering Sales, Inc
General Description
The Register,air, cataloged under National Stock Number 4520-01-631-7151, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Watts Engineering Sales, Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Other items in FSC 4520 — Space and Water Heating Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4520-00-000-0098
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-000-0099
4520-00-000-0099 · Item name not on file
4520-00-001-1240
4520-00-001-1240 · Item name not on file
4520-00-001-3518
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-3519
HEATING ELEMENT,ELECTRICAL,IMMER
4520-00-001-6052
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-6298
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-7726
HEATER,DUCT TYPE,PORTABLE
Frequently Asked Questions
What is NSN 4520-01-631-7151?
NSN 4520-01-631-7151 is a Register,air, manufactured by Watts Engineering Sales, Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
What part numbers are listed for NSN 4520-01-631-7151?
NSN 4520-01-631-7151 has 1 manufacturer part number on file: 350RLAG-15-36X18 (Watts Engineering Sales, Inc).
What are the specifications of 350RLAG-15-36X18?
Key specifications for 350RLAG-15-36X18: Overall Height: 18.0 INCHES NOMINAL IN; Overall Length: 36.0 INCHES NOMINAL IN; Special Features: STEEL; 0.750" BLADE SPACING AT 35DEGREES DEFLECTION; METRIC DIMENSIONS: 914.4MM(L) X 457.2MM(H) MM; Part Name Assigned by Controlling Agency: RETURN GRILLE 36"X18". 0 specifications are documented in the U.S. Government catalog.
Is NSN 4520-01-631-7151 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.