Reducer4730-01-129-6396

NSN 4730-01-129-6396 · NIIN 011296396

FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings

Government record, cited

Also searched as 4730-01-129-6396 · 4730011296396 · NIIN 011296396 · 01-129-6396 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · 8789-10 · 8789-10

Nearby stock numbers ← 4730-01-129-6323 Elbow Assembly, Pipe · 4730-01-129-7125 →

4730-01-129-6396 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Features

Reducer — FSC 4730
General Characteristics Item Description: MATL 303 CRES PER QQ-S-763; FINISH,PASSIVATE; NIPPLE MATES WITH 1.000 IN. ROLYN COUPLING; O/A LG 2.500 IN. FLANGE,2.375 IN. DIA,0.100 IN. THK 0.187 DIA THRU-6 PLCS EQ SPACED ON BOLT CIRCLE; SECOND END OUTSIDE DIA 0.622 IN. NOM; INSIDE 0.530 IN. NOM; FIRST END 1.400 IN. LG; SECOND END 1.100 IN. LG IN

Identification

NSN: 4730-01-129-6396
NIIN: 011296396
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings

General Description

The Reducer, cataloged under National Stock Number 4730-01-129-6396, 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 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4730-01-129-6396
Item Name	Reducer
FSC / FSG	4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Status	ACTIVE
General Characteristics Item Description	MATL 303 CRES PER QQ-S-763; FINISH,PASSIVATE; NIPPLE MATES WITH 1.000 IN. ROLYN COUPLING; O/A LG 2.500 IN. FLANGE,2.375 IN. DIA,0.100 IN. THK 0.187 DIA THRU-6 PLCS EQ SPACED ON BOLT CIRCLE; SECOND END OUTSIDE DIA 0.622 IN. NOM; INSIDE 0.530 IN. NOM; FIRST END 1.400 IN. LG; SECOND END 1.100 IN. LG IN

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
8789-10	5/9 Secondary reference American Aviation Mfg Corp
8789-10	3/2 Design control — primary reference U.S. Government activity

Frequently Asked Questions

What is NSN 4730-01-129-6396?

NSN 4730-01-129-6396 is a Reducer, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What are the specifications of 4730-01-129-6396?

Key specifications for 4730-01-129-6396: General Characteristics Item Description: MATL 303 CRES PER QQ-S-763; FINISH,PASSIVATE; NIPPLE MATES WITH 1.000 IN. ROLYN COUPLING; O/A LG 2.500 IN. FLANGE,2.375 IN. DIA,0.100 IN. THK 0.187 DIA THRU-6 PLCS EQ SPACED ON BOLT CIRCLE; SECOND END OUTSIDE DIA 0.622 IN. NOM; INSIDE 0.530 IN. NOM; FIRST END 1.400 IN. LG; SECOND END 1.100 IN. LG IN. 1 specification is documented in the U.S. Government catalog.

Is NSN 4730-01-129-6396 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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