NSN 4730-00-798-9250 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-798-9250. Manufacturer of record part number: U525512.
Also searched as4730-00-798-9250 ·
4730007989250 ·
NIIN 007989250 ·
00-798-9250 ·
FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 78943 · U525512
Nearby stock numbers← 4730-00-798-9248 Reducer, Boss
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4730-00-798-9251 →
4730-00-798-9250 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: U525512
Manufacturer: Triumph Thermal Systems, Llc
General Description
The Packing Nut, cataloged under National Stock Number 4730-00-798-9250, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Triumph Thermal Systems, Llc. Government technical data includes 12 specifications, 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.
Other items in FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4730-00-000-1895
4730-00-000-1895 · Item name not on file
4730-00-000-4289
4730-00-000-4289 · Item name not on file
4730-00-000-4445
4730-00-000-4445 · Item name not on file
4730-00-000-8373
4730-00-000-8373 · Item name not on file
4730-00-000-8897
4730-00-000-8897 · Item name not on file
4730-00-001-0007
4730-00-001-0007 · Item name not on file
4730-00-001-0008
COUPLING,TUBE
4730-00-001-0008
COUPLING,TUBE
Frequently Asked Questions
What is NSN 4730-00-798-9250?
NSN 4730-00-798-9250 is a Packing Nut, manufactured by Triumph Thermal Systems, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What part numbers are listed for NSN 4730-00-798-9250?
NSN 4730-00-798-9250 has 1 manufacturer part number on file: U525512 (Triumph Thermal Systems, Llc).
What are the specifications of U525512?
Key specifications for U525512: Width Across Flats: 1.065 INCHES NOMINAL IN; Seat Angle in Deg: 45.0; Thread Length: 0.312 INCHES NOMINAL IN; Style Designator: HEXAGON, EXTERNAL THREAD, INVERTED FLARE. 12 specifications are documented in the U.S. Government catalog.
Is NSN 4730-00-798-9250 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.