NSN 3010-01-720-7689 · NIIN 017207689 · Part number 5J 7/8
Martin Sprocket and Gear Inc · FSC 3010 — Torque Converters and Speed Changers · FSG 30 — Mechanical Power Transmission Equipment · CAGE 05506
Government record, cited
NSN 3010-01-720-7689 — this item is cataloged by the U.S. Government under National Stock Number 3010-01-720-7689. Manufacturer of record part number: 5J 7/8.
Also searched as3010-01-720-7689 ·
3010017207689 ·
NIIN 017207689 ·
01-720-7689 ·
FSC 3010 Torque Converters and Speed Changers · CAGE 05506 · 5J 7/8
Manufacturer of record: Martin Sprocket and Gear Inc
Identification
NSN: 3010-01-720-7689
NIIN: 017207689
FSC: 3010 — Torque Converters and Speed Changers
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 5J 7/8
Manufacturer: Martin Sprocket and Gear Inc
General Description
The Hub,coupling,flexible, cataloged under National Stock Number 3010-01-720-7689, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Martin Sprocket and Gear Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
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 3010-01-720-7689?
NSN 3010-01-720-7689 is a Hub,coupling,flexible, manufactured by Martin Sprocket and Gear Inc, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
What part numbers are listed for NSN 3010-01-720-7689?
NSN 3010-01-720-7689 has 2 manufacturer part numbers on file: 5J 7/8 (Martin Sprocket and Gear Inc), 5J 7/8 (Martin Sprocket & Gear Inc).
What are the specifications of 5J 7/8?
Key specifications for 5J 7/8: Special Features: OUTSIDE DIAMETER IS 1.875 INCHES; HUB TYPE IS FLANGED; FINISHED BORE IS 1.06 INCHES; IN; Part Name Assigned by Controlling Agency: SLEEVE; Material: STEEL. 1 specification is documented in the U.S. Government catalog.
Is NSN 3010-01-720-7689 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.