PartsTable TECHNICAL DATA SHEET

NSN 4730-01-317-8890Government record, cited

Elbow, Pipe4730-01-317-8890

NSN 4730-01-317-8890 · NIIN 013178890

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

Government record, cited

Also searched as 4730-01-317-8890 · 4730013178890 · NIIN 013178890 · 01-317-8890 · FSC 4730 Hose, Pipe, Tube, Lubrication, and Railing Fittings · 2621-166-02 PIECE 167 · 4684531/F12 · 2621-166-02 · 4684531

Nearby stock numbers ← 4730-01-317-8889 · 4730-01-317-8891 Elbow, Pipe →

4730-01-317-8890 — Hose, Pipe, Tube, Lubrication, and Railing Fittings

Features

Elbow,pipe — FSC 4730
Flow Angle: 90.0 DEGREES
Nominal Pipe Size Accommodated: 1.000 INCHES ALL ENDS IN
Connection Style: SOCKET (PIPE) ALL ENDS
Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS
Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Media for Which Designed: WATER-OIL-GAS SINGLE RESPONSE
Material: COPPER ALLOY OVERALL

Identification

NSN: 4730-01-317-8890
NIIN: 013178890
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings

General Description

The Elbow,pipe, cataloged under National Stock Number 4730-01-317-8890, 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 7 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government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

Parameter	Value
NSN	4730-01-317-8890
Item Name	Elbow,pipe
FSC / FSG	4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Status	ACTIVE
Flow Angle	90.0 DEGREES
Nominal Pipe Size Accommodated	1.000 INCHES ALL ENDS IN
Connection Style	SOCKET (PIPE) ALL ENDS
Connection Type	UNTHREADED INTERNAL PIPE ALL ENDS
Operating Pressure	3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Media for Which Designed	WATER-OIL-GAS SINGLE RESPONSE
Material	COPPER ALLOY OVERALL

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 Items 8

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

4730-01-317-891215-08-0171 POSSIBLE MATCH

COUPLING,PIPE

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4730-01-317-89202621-053-01 PIECE 68 POSSIBLE MATCH

OUTLET,PIPE

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4730-01-318-15042621-791-01 PIECE 201 POSSIBLE MATCH

TAILPIECE,UNION

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4730-01-318-27311385942 PC 3 2IN POSSIBLE MATCH

ELBOW,PIPE

Possible match (shared part number)Naval Ship Systems Command

4730-01-318-27392621-754-01 PIECE 135 POSSIBLE MATCH

TEE,PIPE

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4730-01-318-28462621-166-02 PC 29 POSSIBLE MATCH

ELBOW,FLANGE TO PIPE

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4730-01-318-7975262115502-173AA POSSIBLE MATCH

TAILPIECE,UNION

Possible match (shared part number)Electric Boat Corporation Div General Dynamics Electric Boat

4730-01-325-40062621-166-02 PIECE 97 POSSIBLE MATCH

ELBOW,FLANGE

Possible match (shared part number)Derbyshire Machine & Tool Co

Cross-Reference Index

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

Reference documents

Reference	Meaning
2621-166-02 PIECE 167	3/2 Design control — primary reference U.S. Government activity
4684531/F12	5/2 Secondary reference U.S. Government activity
2621-166-02	D/9 Drawing number reference only U.S. Government activity
4684531	D/9 Drawing number reference only U.S. Government activity

Related Parts

4730-01-317-8912POSSIBLE MATCH

COUPLING,PIPE

15-08-0171

4730-01-317-8920POSSIBLE MATCH

OUTLET,PIPE

2621-053-01 PIECE 68

4730-01-318-1504POSSIBLE MATCH

TAILPIECE,UNION

2621-791-01 PIECE 201

4730-01-318-2731POSSIBLE MATCH

ELBOW,PIPE

1385942 PC 3 2IN

4730-01-318-2739POSSIBLE MATCH

TEE,PIPE

2621-754-01 PIECE 135

4730-01-318-2846POSSIBLE MATCH

ELBOW,FLANGE TO PIPE

2621-166-02 PC 29

4730-01-318-7975POSSIBLE MATCH

TAILPIECE,UNION

262115502-173AA

4730-01-325-4006POSSIBLE MATCH

ELBOW,FLANGE

2621-166-02 PIECE 97

Frequently Asked Questions

What is NSN 4730-01-317-8890?

NSN 4730-01-317-8890 is a Elbow,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.

What NSN replaces 4730-01-317-8890?

8 possible matches (shared part number, not a government interchangeability claim): 4730-01-317-8912, 4730-01-317-8920, 4730-01-318-1504. Verify interchangeability with system specifications before substitution.

What are the specifications of 4730-01-317-8890?

Key specifications for 4730-01-317-8890: Flow Angle: 90.0 DEGREES; Nominal Pipe Size Accommodated: 1.000 INCHES ALL ENDS IN; Connection Style: SOCKET (PIPE) ALL ENDS; Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS. 7 specifications are documented in the U.S. Government catalog.

Is NSN 4730-01-317-8890 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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