PartsTable TECHNICAL DATA SHEET

NSN 3010-00-496-4071Government record, cited

Disk, Clutch, Nonvehicular3010-00-496-4071

NSN 3010-00-496-4071 · NIIN 004964071 · Part number 1939

Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · FSC 3010 — Torque Converters and Speed Changers · FSG 30 — Mechanical Power Transmission Equipment · CAGE 61208

Government record, cited

NSN 3010-00-496-4071 — this item is cataloged by the U.S. Government under National Stock Number 3010-00-496-4071. Manufacturer of record part number: 1939.

Also searched as 3010-00-496-4071 · 3010004964071 · NIIN 004964071 · 00-496-4071 · FSC 3010 Torque Converters and Speed Changers · CAGE 61208 · 1939 · 33F500 · 33

Nearby stock numbers ← 3010-00-496-3868 · 3010-00-496-6895 →

Features

Disk,clutch,nonvehicular — FSC 3010
Design Type: DRY
Flexibility: RIGID
Disk Type: INTERNAL LUG
1 manufacturer part number on file
Manufacturer of record: Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic

Identification

NSN: 3010-00-496-4071
NIIN: 004964071
FSC: 3010 — Torque Converters and Speed Changers
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 1939
Manufacturer: Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic

General Description

The Disk,clutch,nonvehicular, cataloged under National Stock Number 3010-00-496-4071, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government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	3010-00-496-4071
Primary Part Number	1939
Item Name	Disk,clutch,nonvehicular
FSC / FSG	3010 / 30 — Torque Converters and Speed Changers
Manufacturer	Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
Status	ACTIVE
Design Type	DRY
Flexibility	RIGID
Disk Type	INTERNAL LUG

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.

5330-00-593-21871939 POSSIBLE MATCH

GASKET

Possible match (shared part number)Dana Automotive Systems Group, Llc Dba Dana Sealing Products

1650-00-698-6540 POSSIBLE MATCH

LEVER,MECHANICAL CONTROL

Possible match (shared part number)

5136-00-825-7101 POSSIBLE MATCH

TAP,THREAD CUTTING

Possible match (shared part number)

4935-00-911-49191939 POSSIBLE MATCH

BLOCK ASSEMBLY,CYLINDER

Possible match (shared part number)Eaton Aerospace, Llc Dba Jackson South

2805-01-044-0871S-2529 POSSIBLE MATCH

VALVE,POPPET,ENGINE

Possible match (shared part number)Eaton Corp Dba Eaton Aerospace Jackson

5310-01-086-1026193-9 POSSIBLE MATCH

WASHER,LOCK

Possible match (shared part number)Cnh Industrial America Llc Dba Cnh America

3020-01-174-3780 POSSIBLE MATCH

GEAR,SPUR

Possible match (shared part number)

6760-01-268-0531 POSSIBLE MATCH

LENS,CAMERA,GENERAL PHOTOGRAPHIC

Possible match (shared part number)

Cross-Reference Index

Part Number	Manufacturer
1939 PRIMARY	Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)

Reference documents

Reference	Meaning
33F500	5/9 Secondary reference W S Darley & Co
33	5/9 Secondary reference W S Darley & Co

Related Parts

5330-00-593-2187POSSIBLE MATCH

GASKET

1939

1650-00-698-6540POSSIBLE MATCH

LEVER,MECHANICAL CONTROL

5136-00-825-7101POSSIBLE MATCH

TAP,THREAD CUTTING

4935-00-911-4919POSSIBLE MATCH

BLOCK ASSEMBLY,CYLINDER

1939

2805-01-044-0871POSSIBLE MATCH

VALVE,POPPET,ENGINE

S-2529

5310-01-086-1026POSSIBLE MATCH

WASHER,LOCK

193-9

3020-01-174-3780POSSIBLE MATCH

GEAR,SPUR

6760-01-268-0531POSSIBLE MATCH

LENS,CAMERA,GENERAL PHOTOGRAPHIC

Frequently Asked Questions

What is NSN 3010-00-496-4071?

NSN 3010-00-496-4071 is a Disk,clutch,nonvehicular, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.

What part numbers are listed for NSN 3010-00-496-4071?

NSN 3010-00-496-4071 has 1 manufacturer part number on file: 1939 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).

What NSN replaces 3010-00-496-4071?

8 possible matches (shared part number, not a government interchangeability claim): 5330-00-593-2187, 1650-00-698-6540, 5136-00-825-7101. Verify interchangeability with system specifications before substitution.

What are the specifications of 1939?

Key specifications for 1939: Design Type: DRY; Flexibility: RIGID; Disk Type: INTERNAL LUG; Special Features: LUG WIDTH 3 SLOTS 0.326 IN. MAX,0.318 IN. MIN W,6 SLOTS 7/32 IN. W IN. 3 specifications are documented in the U.S. Government catalog.

Is NSN 3010-00-496-4071 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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