PartsTable TECHNICAL DATA SHEET
NSN 4440-01-086-5250Government record, cited

Drier, Air-Gas, Desiccant4440-01-086-5250

NSN 4440-01-086-5250 · NIIN 010865250 · Part number 77738013-501
Triumph Thermal Systems - Maryland, Inc. · FSC 4440 — Driers, Dehydrators, and Anhydrators · FSG 44 — Furnace, Steam, Drying, Nuclear Reactors · CAGE 01359
Government record, cited
NSN 4440-01-086-5250 — this item is cataloged by the U.S. Government under National Stock Number 4440-01-086-5250. Manufacturer of record part number: 77738013-501.
Also searched as  4440-01-086-5250 · 4440010865250 · NIIN 010865250 · 01-086-5250 · FSC 4440 Driers, Dehydrators, and Anhydrators · CAGE 01359 · 77738013-501
Nearby stock numbers  ·
Features
  • Drier,air-Gas,desiccant — FSC 4440
  • FSC Application Data: DRIERS,DEHYDRATORS
  • 1 manufacturer part number on file
  • Manufacturer of record: Triumph Thermal Systems - Maryland, Inc.
Identification
  • NSN: 4440-01-086-5250
  • NIIN: 010865250
  • FSC: 4440 — Driers, Dehydrators, and Anhydrators
  • FSG: 44 — Furnace, Steam, Drying, Nuclear Reactors
  • Primary part number: 77738013-501
  • Manufacturer: Triumph Thermal Systems - Maryland, Inc.
General Description

The Drier,air-Gas,desiccant, cataloged under National Stock Number 4440-01-086-5250, is classified within Federal Supply Class 4440 (Driers, Dehydrators, and Anhydrators) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Triumph Thermal Systems - Maryland, Inc.. Government technical data includes 1 specification, 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
ParameterValue
NSN4440-01-086-5250
Primary Part Number77738013-501
Item NameDrier,air-Gas,desiccant
FSC / FSG4440 / 44 — Driers, Dehydrators, and Anhydrators
ManufacturerTriumph Thermal Systems - Maryland, Inc.
StatusACTIVE
FSC Application DataDRIERS,DEHYDRATORS
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
77738013-501 PRIMARY Triumph Thermal Systems - Maryland, Inc. (USA)
No interchangeability data on file.
Other items in FSC 4440 — Driers, Dehydrators, and Anhydrators
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4440-00-001-6294
4440-00-001-6294 · Item name not on file
4440-00-001-6296
4440-00-001-6296 · Item name not on file
4440-00-005-5084
DEHYDRATOR UNIT,NONREACTIVATING
4440-00-006-0073
CARTRIDGE,DEHYDRATOR
4440-00-007-2318
TIMER
4440-00-008-4864
SENSOR ASSEMBLY,HUM
4440-00-009-4422
4440-00-009-4422 · Item name not on file
4440-00-009-5282
4440-00-009-5282 · Item name not on file

Frequently Asked Questions

What is NSN 4440-01-086-5250?

NSN 4440-01-086-5250 is a Drier,air-Gas,desiccant, manufactured by Triumph Thermal Systems - Maryland, Inc., classified under FSC 4440, Driers, Dehydrators, and Anhydrators. Status: active.

What part numbers are listed for NSN 4440-01-086-5250?

NSN 4440-01-086-5250 has 1 manufacturer part number on file: 77738013-501 (Triumph Thermal Systems - Maryland, Inc.).

What are the specifications of 77738013-501?

Key specifications for 77738013-501: FSC Application Data: DRIERS,DEHYDRATORS; Special Features: EVAPORATOR ASSEMBLY; CONSIST OF SUPPORT 1, COVER 1, BRACKET ASSY 1, CAP1, INSULATOR 1; End Item Identification: AN/AVQ-26. 1 specification is documented in the U.S. Government catalog.

Is NSN 4440-01-086-5250 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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