PartsTable TECHNICAL DATA SHEET
NSN 4520-01-650-9585Government record, cited

Elbow, Air Conditioning-Heating4520-01-650-9585

NSN 4520-01-650-9585 · NIIN 016509585 · Part number 91E40-1
Grimes Aerospace Company · FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal · CAGE 72914
Government record, cited
NSN 4520-01-650-9585 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-650-9585. Manufacturer of record part number: 91E40-1.
Also searched as  4520-01-650-9585 · 4520016509585 · NIIN 016509585 · 01-650-9585 · FSC 4520 Space and Water Heating Equipment · CAGE 72914 · 91E40-1
Nearby stock numbers  ·
Features
  • Elbow,air Conditioning-Heating — FSC 4520
  • 1 manufacturer part number on file
  • Manufacturer of record: Grimes Aerospace Company
Identification
  • NSN: 4520-01-650-9585
  • NIIN: 016509585
  • FSC: 4520 — Space and Water Heating Equipment
  • FSG: 45 — Plumbing, Heating, and Waste Disposal
  • Primary part number: 91E40-1
  • Manufacturer: Grimes Aerospace Company
General Description

The Elbow,air Conditioning-Heating, cataloged under National Stock Number 4520-01-650-9585, 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 Grimes Aerospace Company. 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
ParameterValue
NSN4520-01-650-9585
Primary Part Number91E40-1
Item NameElbow,air Conditioning-Heating
FSC / FSG4520 / 45 — Space and Water Heating Equipment
ManufacturerGrimes Aerospace Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
91E40-1 PRIMARY Grimes Aerospace Company (USA)
No interchangeability data on file.
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 4520-01-650-9585?

NSN 4520-01-650-9585 is a Elbow,air Conditioning-Heating, manufactured by Grimes Aerospace Company, classified under FSC 4520, Space and Water Heating Equipment. Status: active.

What part numbers are listed for NSN 4520-01-650-9585?

NSN 4520-01-650-9585 has 1 manufacturer part number on file: 91E40-1 (Grimes Aerospace Company).

What are the specifications of 91E40-1?

Key specifications for 91E40-1: Part Name Assigned by Controlling Agency: ELBOW. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4520-01-650-9585 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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