NSN 3040-01-495-1308 · NIIN 014951308 · Part number 581-6985420-SA1
Naval Sea Systems Command · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 53711
Government record, cited
NSN 3040-01-495-1308 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-495-1308. Manufacturer of record part number: 581-6985420-SA1.
Also searched as3040-01-495-1308 ·
3040014951308 ·
NIIN 014951308 ·
01-495-1308 ·
FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 53711 · 581-6985420-SA1 · H611-1404 · 581-6985420 · H611-1401-SA1
FSC: 3040 — Miscellaneous Power Transmission Equipment
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 581-6985420-SA1
Manufacturer: Naval Sea Systems Command
General Description
The Shaft Assembly,shouldered, cataloged under National Stock Number 3040-01-495-1308, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Sea Systems Command. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 11 items share a part number with this NSN in the catalog (possible match — not a government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
3040-01-495-1308
Primary Part Number
581-6985420-SA1
Item Name
Shaft Assembly,shouldered
FSC / FSG
3040 / 30 — Miscellaneous Power Transmission Equipment
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
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 Items11
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3040-01-495-1672581-6985420-SA2POSSIBLE MATCH
SHAFT ASSEMBLY,SHOULDERED
Possible match (shared part number)Naval Sea Systems Command
3040-01-495-1719581-6985420-A3POSSIBLE MATCH
SHAFT ASSEMBLY,SHOULDERED
Possible match (shared part number)Naval Sea Systems Command
3010-01-495-3025581-6985420-68POSSIBLE MATCH
SPIDER,UNIVERSAL JOINT,NON VEHIC
Possible match (shared part number)Naval Sea Systems Command
5365-01-495-4286581-6985420-53POSSIBLE MATCH
SPACER,SPECIAL SHAPED
Possible match (shared part number)Naval Sea Systems Command
3120-01-495-4288581-6985420-55POSSIBLE MATCH
BUSHING,SLEEVE
Possible match (shared part number)Naval Sea Systems Command
3120-01-495-4290581-6985420-54POSSIBLE MATCH
BUSHING,SLEEVE
Possible match (shared part number)Naval Sea Systems Command
5365-01-495-6828581-6985420-19POSSIBLE MATCH
SPACER,PLATE
Possible match (shared part number)Naval Sea Systems Command
5365-01-495-6836581-6985420-18POSSIBLE MATCH
SPACER,PLATE
Possible match (shared part number)Naval Sea Systems Command
3120-01-495-7041581-6985420-12POSSIBLE MATCH
BEARING,WASHER,THRUST
Possible match (shared part number)Naval Sea Systems Command
3460-01-495-8610581-6985420-4POSSIBLE MATCH
CHUCK,INDEPENDENT JAW
Possible match (shared part number)Naval Sea Systems Command
NSN 3040-01-495-1308 is a Shaft Assembly,shouldered, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
What part numbers are listed for NSN 3040-01-495-1308?
NSN 3040-01-495-1308 has 1 manufacturer part number on file: 581-6985420-SA1 (Naval Sea Systems Command).
What NSN replaces 3040-01-495-1308?
11 possible matches (shared part number, not a government interchangeability claim): 3040-01-495-1672, 3040-01-495-1719, 3010-01-495-3025. Verify interchangeability with system specifications before substitution.
What are the specifications of 581-6985420-SA1?
Key specifications for 581-6985420-SA1: Special Features: SHAFT ASSY CONSISTS OF P/N 52 AND 65.; Part Name Assigned by Controlling Agency: SHAFT WITH LOCKING ELEMENT; End Item Identification: LINKAGE INBOARD ASSY,ANCHOR CHAIN SECURING MECHANISM; W/S: NSSN CLASS SUBMARINE.. 0 specifications are documented in the U.S. Government catalog.
Is NSN 3040-01-495-1308 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.