PartsTable TECHNICAL DATA SHEET
NSN 5305-00-449-2121Government record, cited

Screw Assembly-Valve Ad5305-00-449-2121

NSN 5305-00-449-2121 · NIIN 004492121 · Part number TF427
Eaton Corp Dba Eaton Aerospace Jackson · FSC 5305 — Screws · FSG 53 — Hardware and Abrasives · CAGE 59875
Government record, cited
NSN 5305-00-449-2121 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-449-2121. Manufacturer of record part number: TF427.
Also searched as  5305-00-449-2121 · 5305004492121 · NIIN 004492121 · 00-449-2121 · FSC 5305 Screws · CAGE 59875 · TF427
Nearby stock numbers  ·
Features
  • Screw Assembly-Valve Ad — FSC 5305
  • 1 manufacturer part number on file
  • Manufacturer of record: Eaton Corp Dba Eaton Aerospace Jackson
Identification
  • NSN: 5305-00-449-2121
  • NIIN: 004492121
  • FSC: 5305 — Screws
  • FSG: 53 — Hardware and Abrasives
  • Primary part number: TF427
  • Manufacturer: Eaton Corp Dba Eaton Aerospace Jackson
General Description

The Screw Assembly-Valve Ad, cataloged under National Stock Number 5305-00-449-2121, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Eaton Corp Dba Eaton Aerospace Jackson. 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
NSN5305-00-449-2121
Primary Part NumberTF427
Item NameScrew Assembly-Valve Ad
FSC / FSG5305 / 53 — Screws
ManufacturerEaton Corp Dba Eaton Aerospace Jackson
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
TF427 PRIMARY Eaton Corp Dba Eaton Aerospace Jackson (USA)
No interchangeability data on file.
Other items in FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094
SCREW,CLOSE TOLERANCE
5305-00-000-0094
SCREW,CLOSE TOLERANCE
5305-00-000-0094
SCREW,CLOSE TOLERANCE
5305-00-000-1397
5305-00-000-1397 · Item name not on file
5305-00-000-2625
5305-00-000-2625 · Item name not on file
5305-00-000-3669
5305-00-000-3669 · Item name not on file
5305-00-000-3830
5305-00-000-3830 · Item name not on file
5305-00-000-3831
5305-00-000-3831 · Item name not on file

Frequently Asked Questions

What is NSN 5305-00-449-2121?

NSN 5305-00-449-2121 is a Screw Assembly-Valve Ad, manufactured by Eaton Corp Dba Eaton Aerospace Jackson, classified under FSC 5305, Screws. Status: active.

What part numbers are listed for NSN 5305-00-449-2121?

NSN 5305-00-449-2121 has 1 manufacturer part number on file: TF427 (Eaton Corp Dba Eaton Aerospace Jackson).

What are the specifications of TF427?

Key specifications for TF427: End Item Identification: AIRCRAFT R1820,C1,C117,S2,T2B U16. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5305-00-449-2121 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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