PartsTable TECHNICAL DATA SHEET

NSN 5940-01-678-6641Government record, cited

Terminal, Stud5940-01-678-6641

NSN 5940-01-678-6641 · NIIN 016786641 · Part number 1491

Staffall, Inc. Dba Staffall Inc · FSC 5940 — Lugs, Terminals, and Terminal Strips · FSG 59 — Electrical and Electronic Equipment Components · CAGE 27494

Government record, cited

NSN 5940-01-678-6641 — this item is cataloged by the U.S. Government under National Stock Number 5940-01-678-6641. Manufacturer of record part number: 1491.

Also searched as 5940-01-678-6641 · 5940016786641 · NIIN 016786641 · 01-678-6641 · FSC 5940 Lugs, Terminals, and Terminal Strips · CAGE 27494 · 1491 · 1491-00-00

Nearby stock numbers ← 5940-01-678-6489 Cover, Terminal · 5940-01-678-7067 Terminal, Lug →

Features

Terminal,stud — FSC 5940
Width Across Flats: 0.312 INCHES IN
Conductor Accommodation Type Style: DOUBLE TURRET SINGLE END
Basic Shape Style: NONTUBULAR, HEX
Mounting Method Style: TAPPED HOLE
Mounting Thread Quantity: 32 PER INCH
Terminal Length: 0.239 INCHES IN
Mounting Thread Diameter: 0.1875 INCHES IN

Identification

NSN: 5940-01-678-6641
NIIN: 016786641
FSC: 5940 — Lugs, Terminals, and Terminal Strips
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 1491
Manufacturer: Staffall, Inc. Dba Staffall Inc

General Description

The Terminal,stud, cataloged under National Stock Number 5940-01-678-6641, is classified within Federal Supply Class 5940 (Lugs, Terminals, and Terminal Strips) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Staffall, Inc. Dba Staffall Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	5940-01-678-6641
Primary Part Number	1491
Item Name	Terminal,stud
FSC / FSG	5940 / 59 — Lugs, Terminals, and Terminal Strips
Manufacturer	Staffall, Inc. Dba Staffall Inc
Status	ACTIVE
Width Across Flats	0.312 INCHES IN
Conductor Accommodation Type Style	DOUBLE TURRET SINGLE END
Basic Shape Style	NONTUBULAR, HEX
Mounting Method Style	TAPPED HOLE
Mounting Thread Quantity	32 PER INCH
Terminal Length	0.239 INCHES IN
Mounting Thread Diameter	0.1875 INCHES IN
Material	PLASTIC POLYTETRAFLUOROETHYLENE INSULATION

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
1491 PRIMARY	Staffall, Inc. Dba Staffall Inc (USA)

Reference documents

Reference	Meaning
1491-00-00	5/1 Secondary reference Staffall, Inc. Dba Staffall Inc

No interchangeability data on file.

Other items in FSC 5940 — Lugs, Terminals, and Terminal Strips

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

5940-00-000-0045

TERMINAL BOARD ASSEMBLY

5940-00-000-0235

5940-00-000-0235 · Item name not on file

5940-00-001-1331

5940-00-001-1331 · Item name not on file

5940-00-001-1332

5940-00-001-1332 · Item name not on file

5940-00-001-1333

5940-00-001-1333 · Item name not on file

5940-00-001-1335

5940-00-001-1335 · Item name not on file

5940-00-001-1336

5940-00-001-1336 · Item name not on file

5940-00-001-1358

5940-00-001-1358 · Item name not on file

Frequently Asked Questions

What is NSN 5940-01-678-6641?

NSN 5940-01-678-6641 is a Terminal,stud, manufactured by Staffall, Inc. Dba Staffall Inc, classified under FSC 5940, Lugs, Terminals, and Terminal Strips. Status: active.

What part numbers are listed for NSN 5940-01-678-6641?

NSN 5940-01-678-6641 has 1 manufacturer part number on file: 1491 (Staffall, Inc. Dba Staffall Inc).

What are the specifications of 1491?

Key specifications for 1491: Width Across Flats: 0.312 INCHES IN; Conductor Accommodation Type Style: DOUBLE TURRET SINGLE END; Basic Shape Style: NONTUBULAR, HEX; Mounting Method Style: TAPPED HOLE. 8 specifications are documented in the U.S. Government catalog.

Is NSN 5940-01-678-6641 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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