NSN 3120-01-494-1978 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-494-1978. Manufacturer of record part number: KNRJ36-V-104-7.
The Bearing,sleeve, cataloged under National Stock Number 3120-01-494-1978, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Kamatics Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Bearing,sleeve
FSC / FSG
3120 — Bearings, Plain, Unmounted (FSG 31)
Manufacturers
Kamatics Corporation (CAGE 50632)
Technical Specifications
Parameter
Value
NSN
3120-01-494-1978
Primary Part Number
KNRJ36-V-104-7
Item Name
Bearing,sleeve
FSC / FSG
3120 / 31 — Bearings, Plain, Unmounted
Manufacturer
Kamatics Corporation
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.
3110-01-494-3366M12648/M12610POSSIBLE MATCH
BEARING,ROLLER,TAPERED
Possible match (shared part number)The Timken Corporation
5365-01-494-3909596-7409748-139POSSIBLE MATCH
BUSHING BLANK
Possible match (shared part number)Naval Sea Systems Command
5365-01-494-3912596-7409748-138POSSIBLE MATCH
BUSHING BLANK
Possible match (shared part number)Naval Sea Systems Command
5365-01-494-3915596-7409748-140POSSIBLE MATCH
BUSHING BLANK
Possible match (shared part number)Naval Sea Systems Command
3040-01-495-3845596-7409748-A1POSSIBLE MATCH
ARM ASSEMBLY,EXTENSION TRACK
Possible match (shared part number)Naval Sea Systems Command
NSN 3120-01-494-1978 is a Bearing,sleeve, manufactured by Kamatics Corporation, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
What part numbers are listed for NSN 3120-01-494-1978?
NSN 3120-01-494-1978 has 1 manufacturer part number on file: KNRJ36-V-104-7 (Kamatics Corporation).
What NSN replaces 3120-01-494-1978?
5 possible matches (shared part number, not a government interchangeability claim): 3110-01-494-3366, 5365-01-494-3909, 5365-01-494-3912. Verify interchangeability with system specifications before substitution.
Is NSN 3120-01-494-1978 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.