NSN 2040-01-033-6780 · NIIN 010336780 · Part number 50031
L3 Technologies, Inc. Div L3 Keo · FSC 2040 — Marine Hardware and Hull Items · FSG 20 — Ship and Marine Equipment · CAGE 34228
Government record, cited
NSN 2040-01-033-6780 — this item is cataloged by the U.S. Government under National Stock Number 2040-01-033-6780. Manufacturer of record part number: 50031.
Also searched as2040-01-033-6780 ·
2040010336780 ·
NIIN 010336780 ·
01-033-6780 ·
FSC 2040 Marine Hardware and Hull Items · CAGE 34228 · 50031 · 887F050031
Manufacturer of record: L3 Technologies, Inc. Div L3 Keo
Identification
NSN: 2040-01-033-6780
NIIN: 010336780
FSC: 2040 — Marine Hardware and Hull Items
FSG: 20 — Ship and Marine Equipment
Primary part number: 50031
Manufacturer: L3 Technologies, Inc. Div L3 Keo
General Description
The Spindle Assembly,he, cataloged under National Stock Number 2040-01-033-6780, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is L3 Technologies, Inc. Div L3 Keo. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 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
2040-01-033-6780
Primary Part Number
50031
Item Name
Spindle Assembly,he
FSC / FSG
2040 / 20 — Marine Hardware and Hull Items
Manufacturer
L3 Technologies, Inc. Div L3 Keo
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 Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5360-01-054-5900POSSIBLE MATCH
SPRING,HELICAL,COMPRESSION
Possible match (shared part number)
5330-01-123-0499POSSIBLE MATCH
GASKET
Possible match (shared part number)
5340-01-163-9455POSSIBLE MATCH
SHIELD,EXPANSION
Possible match (shared part number)
5355-01-181-056150031POSSIBLE MATCH
DIAL,SCALE
Possible match (shared part number)Republic Machinery Co Inc Dba Republic Lagun Machine Tool Co
4820-01-240-2724TA770-075C-075C-RPOSSIBLE MATCH
VALVE,PRESSURE EQUALIZING,GASEOU
Possible match (shared part number)Agm Container Controls Inc Dba Agm Container Controls Inc
NSN 2040-01-033-6780 is a Spindle Assembly,he, manufactured by L3 Technologies, Inc. Div L3 Keo, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
What part numbers are listed for NSN 2040-01-033-6780?
NSN 2040-01-033-6780 has 2 manufacturer part numbers on file: 50031 (L3 Technologies, Inc. Div L3 Keo), 887F050031 (L3 Technologies, Inc. Div L3 Keo).
What NSN replaces 2040-01-033-6780?
5 possible matches (shared part number, not a government interchangeability claim): 5360-01-054-5900, 5330-01-123-0499, 5340-01-163-9455. Verify interchangeability with system specifications before substitution.
What are the specifications of 50031?
Key specifications for 50031: End Item Identification: MARINE HARDWARE AND HULL ITEMS. 0 specifications are documented in the U.S. Government catalog.
Is NSN 2040-01-033-6780 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.