PartsTable TECHNICAL DATA SHEET
NSN 6635-01-379-7635Government record, cited

Adapter, Installation6635-01-379-7635

NSN 6635-01-379-7635 · NIIN 013797635 · Part number PWA54021
United Western Technologies Corp. · FSC 6635 — Physical Properties Testing and Inspection · FSG 66 — Instruments and Laboratory Equipment · CAGE 51294
Government record, cited
NSN 6635-01-379-7635 — this item is cataloged by the U.S. Government under National Stock Number 6635-01-379-7635. Manufacturer of record part number: PWA54021.
Also searched as  6635-01-379-7635 · 6635013797635 · NIIN 013797635 · 01-379-7635 · FSC 6635 Physical Properties Testing and Inspection · CAGE 51294 · PWA54021
Nearby stock numbers  ·
Features
  • Adapter,installation — FSC 6635
  • General Characteristics Item Description: AIR JACK
  • 1 manufacturer part number on file
  • Manufacturer of record: United Western Technologies Corp.
Identification
  • NSN: 6635-01-379-7635
  • NIIN: 013797635
  • FSC: 6635 — Physical Properties Testing and Inspection
  • FSG: 66 — Instruments and Laboratory Equipment
  • Primary part number: PWA54021
  • Manufacturer: United Western Technologies Corp.
General Description

The Adapter,installation, cataloged under National Stock Number 6635-01-379-7635, is classified within Federal Supply Class 6635 (Physical Properties Testing and Inspection) of the Instruments and Laboratory Equipment group. The manufacturer of record is United Western Technologies Corp.. 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
NSN6635-01-379-7635
Primary Part NumberPWA54021
Item NameAdapter,installation
FSC / FSG6635 / 66 — Physical Properties Testing and Inspection
ManufacturerUnited Western Technologies Corp.
StatusACTIVE
General Characteristics Item DescriptionAIR JACK
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
PWA54021 PRIMARY United Western Technologies Corp. (USA)
No interchangeability data on file.
Other items in FSC 6635 — Physical Properties Testing and Inspection
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6635-00-000-0133
X-RAY APPARATUS,RADIOGRAPHIC,IND
6635-00-001-1523
FILM,RADIOGRAPHIC
6635-00-001-2317
6635-00-001-2317 · Item name not on file
6635-00-001-2318
6635-00-001-2318 · Item name not on file
6635-00-003-0281
TESTER,TORQUE WRENCH
6635-00-003-0282
CALIBRATOR,TORQUE
6635-00-003-0284
CALIBRATOR,TORQUE
6635-00-003-1193
6635-00-003-1193 · Item name not on file

Frequently Asked Questions

What is NSN 6635-01-379-7635?

NSN 6635-01-379-7635 is a Adapter,installation, manufactured by United Western Technologies Corp., classified under FSC 6635, Physical Properties Testing and Inspection. Status: active.

What part numbers are listed for NSN 6635-01-379-7635?

NSN 6635-01-379-7635 has 1 manufacturer part number on file: PWA54021 (United Western Technologies Corp.).

What are the specifications of PWA54021?

Key specifications for PWA54021: General Characteristics Item Description: AIR JACK; End Item Identification: PWA54037 ENGINE ROTATOR SET. 1 specification is documented in the U.S. Government catalog.

Is NSN 6635-01-379-7635 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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