PartsTable TECHNICAL DATA SHEET

NSN 3040-00-609-7872Government record, cited

Connecting Link, Rigid3040-00-609-7872

NSN 3040-00-609-7872 · NIIN 006097872

FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment

Government record, cited

Also searched as 3040-00-609-7872 · 3040006097872 · NIIN 006097872 · 00-609-7872 · FSC 3040 Miscellaneous Power Transmission Equipment · 30031-3 · 33150-5 · 33150-5

Nearby stock numbers ← 3040-00-609-7869 · 3040-00-609-7873 Connecting Link, Rigid →

Features

Connecting Link,rigid — FSC 3040
Body Diameter: 1.120 INCHES NOMINAL IN
Body Construction: TUBULAR
End Attachment Hole Diameter: 0.2500 INCHES MINIMUM AND 0.2515 INCHES MAXIMUM FIRST END IN
End Attachment Hole Diameter: 0.2500 INCHES MINIMUM BOTH ENDS IN
End Attachment Width: 0.335 INCHES NOMINAL FIRST END IN
End Attachment Style: EYE FIRST END
End Attachment Length: 2.500 INCHES NOMINAL FIRST END IN

Identification

NSN: 3040-00-609-7872
NIIN: 006097872
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment

General Description

The Connecting Link,rigid, cataloged under National Stock Number 3040-00-609-7872, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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	3040-00-609-7872
Item Name	Connecting Link,rigid
FSC / FSG	3040 / 30 — Miscellaneous Power Transmission Equipment
Status	ACTIVE
Body Diameter	1.120 INCHES NOMINAL IN
Body Construction	TUBULAR
End Attachment Hole Diameter	0.2500 INCHES MINIMUM AND 0.2515 INCHES MAXIMUM FIRST END IN
End Attachment Hole Diameter	0.2500 INCHES MINIMUM BOTH ENDS IN
End Attachment Width	0.335 INCHES NOMINAL FIRST END IN
End Attachment Style	EYE FIRST END
End Attachment Length	2.500 INCHES NOMINAL FIRST 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

⇄ Related Items 6

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

5930-01-078-843430031-3 POSSIBLE MATCH

SWITCH,PRESSURE

Possible match (shared part number)Hydra-Electric Company Dba Hydra-Electric Co

5340-01-079-1809 POSSIBLE MATCH

RETAINER,HELICAL COMPRESSION SPR

Possible match (shared part number)

5895-01-185-99083003-13 POSSIBLE MATCH

COMPARATOR,SIGNAL

Possible match (shared part number)Pentair Filtration Solutions, Llc

3040-01-298-4274300313 POSSIBLE MATCH

PLATE,RETAINING,SHAFT

Possible match (shared part number)Ships Machinery International, Inc.

3020-01-407-5145300313 POSSIBLE MATCH

GEAR,SPUR

Possible match (shared part number)Tri-Tec Manufacturing Llc

5985-01-517-4917 POSSIBLE MATCH

DRIVE,ANTENNA

Possible match (shared part number)

Cross-Reference Index

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

Reference documents

Reference	Meaning
30031-3	5/2 Secondary reference U.S. Government activity
33150-5	3/9 Design control — primary reference Helicopter Parts Service Inc
33150-5	5/2 Secondary reference U.S. Government activity

Related Parts

5930-01-078-8434POSSIBLE MATCH

SWITCH,PRESSURE

30031-3

5340-01-079-1809POSSIBLE MATCH

RETAINER,HELICAL COMPRESSION SPR

5895-01-185-9908POSSIBLE MATCH

COMPARATOR,SIGNAL

3003-13

3040-01-298-4274POSSIBLE MATCH

PLATE,RETAINING,SHAFT

300313

3020-01-407-5145POSSIBLE MATCH

GEAR,SPUR

300313

5985-01-517-4917POSSIBLE MATCH

DRIVE,ANTENNA

Frequently Asked Questions

What is NSN 3040-00-609-7872?

NSN 3040-00-609-7872 is a Connecting Link,rigid, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What NSN replaces 3040-00-609-7872?

6 possible matches (shared part number, not a government interchangeability claim): 5930-01-078-8434, 5340-01-079-1809, 5895-01-185-9908. Verify interchangeability with system specifications before substitution.

What are the specifications of 3040-00-609-7872?

Key specifications for 3040-00-609-7872: Body Diameter: 1.120 INCHES NOMINAL IN; Body Construction: TUBULAR; Overall Length: 10.875 INCHES NOMINAL IN; End Attachment Hole Diameter: 0.2500 INCHES MINIMUM AND 0.2515 INCHES MAXIMUM FIRST END IN. 7 specifications are documented in the U.S. Government catalog.

Is NSN 3040-00-609-7872 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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