4730-01-151-8887 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Adapter,straight,pipe to Tube — FSC 4730
Nominal Pipe Size Accommodated: 0.500 INCHES SECOND END IN
Connection Style: SOCKET (PIPE) SECOND END
Connection Style: FLARED (TUBE) FIRST END
Nominal Overall Length: 2.380 INCHES IN
Connection Type: THREADED EXTERNAL TUBE FIRST END
Connection Type: UNTHREADED INTERNAL PIPE SECOND END
Material Document and Classification: QQ-N-281,CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Identification
NSN: 4730-01-151-8887
NIIN: 011518887
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
General Description
The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-01-151-8887, 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 15 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
QQ-N-281,CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Nominal Outside Diameter Tube Accommodated
1.250 INCHES FIRST END IN
Operating Pressure
150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Nominal Thread Size
1.625 INCHES FIRST END IN
Seat Angle
37.0 DEGREES FIRST END
Thread Class
3A FIRST END A
Thread Quantity Per Inch
3A FIRST END A
Material
NICKEL ALLOY OVERALL
Thread Series Designator
UN FIRST END
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
⇄Related Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4730-01-160-67072621-022-01PC147POSSIBLE MATCH
ADAPTER,STRAIGHT,PIPE TO TUBE
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
4730-01-192-041415-97-0159APOSSIBLE MATCH
REDUCER,PIPE
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
4730-01-278-09792621-022-01 ASSY 92POSSIBLE MATCH
ADAPTER,STRAIGHT,PIPE TO TUBE
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
4730-01-307-01132621-022-01 ASSY 9POSSIBLE MATCH
ADAPTER,STRAIGHT,PIPE TO HOSE
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
4730-01-309-9997262102201-188AAPOSSIBLE MATCH
ADAPTER,STRAIGHT,PIPE TO BOSS
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
4730-01-318-28382621-022-01 PC 130POSSIBLE MATCH
ADAPTER,STRAIGHT,PIPE TO HOSE
Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat
4730-01-325-40082621-022-01 ASSY 99POSSIBLE MATCH
ELBOW,FLANGE TO HOSE
Possible match (shared part number)Triumph Manufacturing Company, Inc.
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
2621-022-01PIECE 156
3/2Design control — primary reference
U.S. Government activity
15-97-0153
5/2Secondary reference
U.S. Government activity
2621-022-01
D/9Drawing number reference only
U.S. Government activity
501-4686141 ITEM F18
5/2Secondary reference
U.S. Government activity
Related Parts
4730-01-160-6707POSSIBLE MATCH
ADAPTER,STRAIGHT,PIPE TO TUBE
2621-022-01PC147
4730-01-192-0414POSSIBLE MATCH
REDUCER,PIPE
15-97-0159A
4730-01-278-0979POSSIBLE MATCH
ADAPTER,STRAIGHT,PIPE TO TUBE
2621-022-01 ASSY 92
4730-01-307-0113POSSIBLE MATCH
ADAPTER,STRAIGHT,PIPE TO HOSE
2621-022-01 ASSY 9
4730-01-309-9997POSSIBLE MATCH
ADAPTER,STRAIGHT,PIPE TO BOSS
262102201-188AA
4730-01-318-2838POSSIBLE MATCH
ADAPTER,STRAIGHT,PIPE TO HOSE
2621-022-01 PC 130
4730-01-325-4008POSSIBLE MATCH
ELBOW,FLANGE TO HOSE
2621-022-01 ASSY 99
Frequently Asked Questions
What is NSN 4730-01-151-8887?
NSN 4730-01-151-8887 is a Adapter,straight,pipe to Tube, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What NSN replaces 4730-01-151-8887?
7 possible matches (shared part number, not a government interchangeability claim): 4730-01-160-6707, 4730-01-192-0414, 4730-01-278-0979. Verify interchangeability with system specifications before substitution.
What are the specifications of 4730-01-151-8887?
Key specifications for 4730-01-151-8887: Nominal Pipe Size Accommodated: 0.500 INCHES SECOND END IN; Connection Style: SOCKET (PIPE) SECOND END; Connection Style: FLARED (TUBE) FIRST END; Nominal Overall Length: 2.380 INCHES IN. 15 specifications are documented in the U.S. Government catalog.
Is NSN 4730-01-151-8887 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.