NSN 3120-01-421-3973 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-421-3973. Manufacturer of record part number: P37999.
Nearby stock numbers← 3120-01-421-3953 Parts Kit, Bearing Replacement, Me
·
3120-01-421-3974 Parts Kit, Bearing Replacement, Me →
3120-01-421-3973 — Bearings, Plain, Unmounted
Features
Parts Kit,bearing Replacement,me — FSC 3120
1 manufacturer part number on file
Manufacturer of record: Rexnord Industries, Llc Dba Psi Bearings Div Psi Bearings
Identification
NSN: 3120-01-421-3973
NIIN: 014213973
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings
Primary part number: P37999
Manufacturer: Rexnord Industries, Llc Dba Psi Bearings Div Psi Bearings
General Description
The Parts Kit,bearing Replacement,me, cataloged under National Stock Number 3120-01-421-3973, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Rexnord Industries, Llc Dba Psi Bearings Div Psi Bearings. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Rexnord Industries, Llc Dba Psi Bearings Div Psi Bearings (USA)
No interchangeability data on file.
Other items in FSC 3120 — Bearings, Plain, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3120-00-001-1288
3120-00-001-1288 · Item name not on file
3120-00-001-1835
3120-00-001-1835 · Item name not on file
3120-00-001-1838
3120-00-001-1838 · Item name not on file
3120-00-001-1928
3120-00-001-1928 · Item name not on file
3120-00-001-1934
3120-00-001-1934 · Item name not on file
3120-00-001-3933
3120-00-001-3933 · Item name not on file
3120-00-001-3937
3120-00-001-3937 · Item name not on file
3120-00-001-3938
3120-00-001-3938 · Item name not on file
Frequently Asked Questions
What is NSN 3120-01-421-3973?
NSN 3120-01-421-3973 is a Parts Kit,bearing Replacement,me, manufactured by Rexnord Industries, Llc Dba Psi Bearings Div Psi Bearings, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
What part numbers are listed for NSN 3120-01-421-3973?
NSN 3120-01-421-3973 has 1 manufacturer part number on file: P37999 (Rexnord Industries, Llc Dba Psi Bearings Div Psi Bearings).
Is NSN 3120-01-421-3973 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.