NSN 4730-00-453-0491 · NIIN 004530491 · Part number 21769
Briggs and Stratton Corp · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 08645
Government record, cited
NSN 4730-00-453-0491 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-453-0491. Manufacturer of record part number: 21769.
Also searched as4730-00-453-0491 ·
4730004530491 ·
NIIN 004530491 ·
00-453-0491 ·
FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · CAGE 08645 · 21769 · 210181
Nearby stock numbers← 4730-00-453-0246 Plug, Special
·
4730-00-453-0518 →
4730-00-453-0491 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Elbow,flange — FSC 4730
Bolt Circle Nominal Diameter: 1.812 INCHES FIRST END IN
Connection Type: THREADED EXTERNAL PIPE SECOND END
Connection Type: FLANGE FIRST END
Bolt Hole Nominal Diameter: 0.281 INCHES SECOND END IN
Bolt Hole Nominal Diameter: 0.281 INCHES FIRST END IN
Bolt Hole Quantity: 2 SECOND END
2 manufacturer part numbers on file
Identification
NSN: 4730-00-453-0491
NIIN: 004530491
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 21769
Manufacturer: Briggs and Stratton Corp
General Description
The Elbow,flange, cataloged under National Stock Number 4730-00-453-0491, 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 Briggs and Stratton Corp. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
NSN 4730-00-453-0491 is a Elbow,flange, manufactured by Briggs and Stratton Corp, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What part numbers are listed for NSN 4730-00-453-0491?
NSN 4730-00-453-0491 has 2 manufacturer part numbers on file: 21769 (Briggs and Stratton Corp), 210181 (Briggs and Stratton Corp).
What NSN replaces 4730-00-453-0491?
3 possible matches (shared part number, not a government interchangeability claim): 3020-00-517-2655, 5330-01-154-9414, 4320-01-507-3876. Verify interchangeability with system specifications before substitution.
What are the specifications of 21769?
Key specifications for 21769: Bolt Circle Nominal Diameter: 1.812 INCHES FIRST END IN; Connection Type: THREADED EXTERNAL PIPE SECOND END; Connection Type: FLANGE FIRST END; Bolt Hole Nominal Diameter: 0.281 INCHES SECOND END IN. 6 specifications are documented in the U.S. Government catalog.
Is NSN 4730-00-453-0491 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.