PartsTable TECHNICAL DATA SHEET

NSN 3010-01-429-5396Government record, cited

Coupling, Shaft, Flexible3010-01-429-5396

NSN 3010-01-429-5396 · NIIN 014295396 · Part number 1030T20 0.997 X 1.375 IN. BORES

Rexnord Industries Llc · FSC 3010 — Torque Converters and Speed Changers · FSG 30 — Mechanical Power Transmission Equipment · CAGE 21444

Government record, cited

NSN 3010-01-429-5396 — this item is cataloged by the U.S. Government under National Stock Number 3010-01-429-5396. Manufacturer of record part number: 1030T20 0.997 X 1.375 IN. BORES.

Also searched as 3010-01-429-5396 · 3010014295396 · NIIN 014295396 · 01-429-5396 · FSC 3010 Torque Converters and Speed Changers · CAGE 21444 · 1030T20 0.997 X 1.375 IN. BORES · 30T20 0.997 X 1.375 IN. BORES · 425-212C

Nearby stock numbers ← 3010-01-429-5333 Coupling, Shaft, Rigid · 3010-01-429-5426 Actuator, Electro-Mechanical, Line →

Features

Coupling,shaft,flexible — FSC 3010
Keyway Depth: 0.1250 INCHES NOMINAL SECOND END IN
Keyway Depth: 0.1560 INCHES NOMINAL FIRST END IN
Securing Method: THREADED HOLE(S) BOTH ENDS
Threaded Hole Location: BOTH ENDS: OVER KEYWAY
Bore Length: 1.8800 INCHES NOMINAL BOTH ENDS IN
Design Type: GRID SPRING
Keying Facility Type: KEYWAY BOTH ENDS

Identification

NSN: 3010-01-429-5396
NIIN: 014295396
FSC: 3010 — Torque Converters and Speed Changers
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 1030T20 0.997 X 1.375 IN. BORES
Manufacturer: Rexnord Industries Llc

General Description

The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-429-5396, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Rexnord Industries Llc. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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	3010-01-429-5396
Primary Part Number	1030T20 0.997 X 1.375 IN. BORES
Item Name	Coupling,shaft,flexible
FSC / FSG	3010 / 30 — Torque Converters and Speed Changers
Manufacturer	Rexnord Industries Llc
Status	ACTIVE
Keyway Depth	0.1250 INCHES NOMINAL SECOND END IN
Keyway Depth	0.1560 INCHES NOMINAL FIRST END IN
Securing Method	THREADED HOLE(S) BOTH ENDS
Threaded Hole Location	BOTH ENDS: OVER KEYWAY
Bore Length	1.8800 INCHES NOMINAL BOTH ENDS IN
Design Type	GRID SPRING
Keying Facility Type	KEYWAY BOTH ENDS
Outside Diameter	4.750 INCHES NOMINAL IN
Features Provided	KEYWAY AND EXPOSED COUPLING BOLT TYPE AND TAPERED GRID SPRING
Bore Shape	STRAIGHT BOTH ENDS
Keying Facility Quantity	1 BOTH ENDS
Threaded Hole Quantity	1 BOTH ENDS
Thread Size Designator	3/8-16 SECOND END
Thread Size Designator	7/16-14 FIRST END
Keyway Width	0.250 INCHES NOMINAL SECOND END IN
Keyway Width	0.312 INCHES NOMINAL FIRST END IN
Bore Diameter	1.3750 INCHES NOMINAL FIRST END IN
Bore Diameter	0.9970 INCHES NOMINAL SECOND END 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

Part Number	Manufacturer
1030T20 0.997 X 1.375 IN. BORES PRIMARY	Rexnord Industries Llc (USA)

Reference documents

Reference	Meaning
30T20 0.997 X 1.375 IN. BORES	5/9 Secondary reference Rexnord Industries Llc
425-212C	5/9 Secondary reference Rexnord Industries Llc

No interchangeability data on file.

Other items in FSC 3010 — Torque Converters and Speed Changers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

3010-00-001-0013

3010-00-001-0013 · Item name not on file

3010-00-001-0067

3010-00-001-0067 · Item name not on file

3010-00-001-0069

3010-00-001-0069 · Item name not on file

3010-00-001-0095

3010-00-001-0095 · Item name not on file

3010-00-001-1239

3010-00-001-1239 · Item name not on file

3010-00-001-1689

3010-00-001-1689 · Item name not on file

3010-00-001-2168

3010-00-001-2168 · Item name not on file

3010-00-001-2173

3010-00-001-2173 · Item name not on file

Frequently Asked Questions

What is NSN 3010-01-429-5396?

NSN 3010-01-429-5396 is a Coupling,shaft,flexible, manufactured by Rexnord Industries Llc, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.

What part numbers are listed for NSN 3010-01-429-5396?

NSN 3010-01-429-5396 has 1 manufacturer part number on file: 1030T20 0.997 X 1.375 IN. BORES (Rexnord Industries Llc).

What are the specifications of 1030T20 0.997 X 1.375 IN. BORES?

Key specifications for 1030T20 0.997 X 1.375 IN. BORES: Keyway Depth: 0.1250 INCHES NOMINAL SECOND END IN; Keyway Depth: 0.1560 INCHES NOMINAL FIRST END IN; Securing Method: THREADED HOLE(S) BOTH ENDS; Threaded Hole Location: BOTH ENDS: OVER KEYWAY. 18 specifications are documented in the U.S. Government catalog.

Is NSN 3010-01-429-5396 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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