NSN 4730-01-276-7591 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-276-7591. Manufacturer of record part number: 1/4-1098 S.
Also searched as4730-01-276-7591 ·
4730012767591 ·
NIIN 012767591 ·
01-276-7591 ·
FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 38056 · 1/4-1098 S
4730-01-276-7591 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Siphon,steam Gage — FSC 4730
General Characteristics Item Description: STEEL,SEAMLESS PER ASTM-A-106 FR A;SCHEDULE 80;0.250 NPT THD BOTH ENDS;3360 PSI;400 DEG F DEGF
1 manufacturer part number on file
Manufacturer of record: Ashcroft Inc Dba Heise
Identification
NSN: 4730-01-276-7591
NIIN: 012767591
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 1/4-1098 S
Manufacturer: Ashcroft Inc Dba Heise
General Description
The Siphon,steam Gage, cataloged under National Stock Number 4730-01-276-7591, 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 Ashcroft Inc Dba Heise. 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.
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 4730-01-276-7591?
NSN 4730-01-276-7591 is a Siphon,steam Gage, manufactured by Ashcroft Inc Dba Heise, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What part numbers are listed for NSN 4730-01-276-7591?
NSN 4730-01-276-7591 has 1 manufacturer part number on file: 1/4-1098 S (Ashcroft Inc Dba Heise).
What are the specifications of 1/4-1098 S?
Key specifications for 1/4-1098 S: General Characteristics Item Description: STEEL,SEAMLESS PER ASTM-A-106 FR A;SCHEDULE 80;0.250 NPT THD BOTH ENDS;3360 PSI;400 DEG F DEGF. 1 specification is documented in the U.S. Government catalog.
Is NSN 4730-01-276-7591 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.