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NSN 4730-00-044-6675Government record, cited

Reducer, Pipe4730-00-044-6675

NSN 4730-00-044-6675 · NIIN 000446675
FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings
Government record, cited
Also searched as  4730-00-044-6675 · 4730000446675 · NIIN 000446675 · 00-044-6675 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings
Nearby stock numbers  ·
Features
  • Reducer,pipe — FSC 4730
  • Nominal Pipe Size Accommodated: 0.125 INCHES SECOND END IN
  • Nominal Pipe Size Accommodated: 0.250 INCHES FIRST END IN
  • Connection Style: PLAIN (PIPE) FIRST END
  • Connection Style: PLAIN (PIPE) SECOND END
  • Nominal Overall Length: 1.375 INCHES IN
  • Material Document and Classification: QQ-S-763,CL 304 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Identification
  • NSN: 4730-00-044-6675
  • NIIN: 000446675
  • FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
  • FSG: 47 — Pipe, Tubing, Hose, and Fittings
General Description

The Reducer,pipe, cataloged under National Stock Number 4730-00-044-6675, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-044-6675
Item NameReducer,pipe
FSC / FSG4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
StatusACTIVE
Nominal Pipe Size Accommodated0.125 INCHES SECOND END IN
Nominal Pipe Size Accommodated0.250 INCHES FIRST END IN
Connection StylePLAIN (PIPE) FIRST END
Connection StylePLAIN (PIPE) SECOND END
Nominal Overall Length1.375 INCHES IN
Material Document and ClassificationQQ-S-763,CL 304 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Operating Pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Nominal Thread Size0.125 INCHES SECOND END IN
Nominal Thread Size0.250 INCHES FIRST END IN
Media for Which DesignedWATER-OIL-GAS SINGLE RESPONSE
MaterialSTEEL COMP 304 OVERALL
Thread Series DesignatorNPT SECOND END
Thread Series DesignatorNPT FIRST END
Reducer TypeCONCENTRIC
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 8
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4730-00-044-6678 POSSIBLE MATCH
REDUCER,PIPE
Possible match (shared part number)
4730-00-181-7578 POSSIBLE MATCH
ELBOW,PIPE
Possible match (shared part number)
4730-00-184-5941 POSSIBLE MATCH
ELBOW,PIPE
Possible match (shared part number)
4730-00-185-7087 POSSIBLE MATCH
ELBOW,PIPE
Possible match (shared part number)
4730-00-185-7096 POSSIBLE MATCH
ELBOW,PIPE
Possible match (shared part number)
4730-00-185-7097 POSSIBLE MATCH
TEE,PIPE
Possible match (shared part number)
4730-00-185-7098 POSSIBLE MATCH
TEE,PIPE
Possible match (shared part number)
4730-00-185-7099 POSSIBLE MATCH
TEE,PIPE
Possible match (shared part number)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
ReferenceMeaning
ASTM182F304 3/1 Design control — primary reference
U.S. Government activity
Related Parts
4730-00-044-6678POSSIBLE MATCH
REDUCER,PIPE
4730-00-181-7578POSSIBLE MATCH
ELBOW,PIPE
4730-00-184-5941POSSIBLE MATCH
ELBOW,PIPE
4730-00-185-7087POSSIBLE MATCH
ELBOW,PIPE
4730-00-185-7096POSSIBLE MATCH
ELBOW,PIPE
4730-00-185-7097POSSIBLE MATCH
TEE,PIPE
4730-00-185-7098POSSIBLE MATCH
TEE,PIPE
4730-00-185-7099POSSIBLE MATCH
TEE,PIPE

Frequently Asked Questions

What is NSN 4730-00-044-6675?

NSN 4730-00-044-6675 is a Reducer,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What NSN replaces 4730-00-044-6675?

8 possible matches (shared part number, not a government interchangeability claim): 4730-00-044-6678, 4730-00-181-7578, 4730-00-184-5941. Verify interchangeability with system specifications before substitution.

What are the specifications of 4730-00-044-6675?

Key specifications for 4730-00-044-6675: Nominal Pipe Size Accommodated: 0.125 INCHES SECOND END IN; Nominal Pipe Size Accommodated: 0.250 INCHES FIRST END IN; Connection Style: PLAIN (PIPE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END. 14 specifications are documented in the U.S. Government catalog.

Is NSN 4730-00-044-6675 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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