NSN 3120-01-239-3596 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-239-3596. Manufacturer of record part number: BCW20-34.
Material Document and Classification: QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Material: COPPER ALLOY OVERALL
2 manufacturer part numbers on file
Manufacturer of record: Iwc Llc Dba Ideal Windlass Company
Identification
NSN: 3120-01-239-3596
NIIN: 012393596
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings
Primary part number: BCW20-34
Manufacturer: Iwc Llc Dba Ideal Windlass Company
General Description
The Bearing,washer,thrust, cataloged under National Stock Number 3120-01-239-3596, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Iwc Llc Dba Ideal Windlass Company. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3120-01-239-3596
Primary Part Number
BCW20-34
Item Name
Bearing,washer,thrust
FSC / FSG
3120 / 31 — Bearings, Plain, Unmounted
Manufacturer
Iwc Llc Dba Ideal Windlass Company
Status
ACTIVE
Material Document and Classification
QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
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 3120-01-239-3596?
NSN 3120-01-239-3596 is a Bearing,washer,thrust, manufactured by Iwc Llc Dba Ideal Windlass Company, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
What part numbers are listed for NSN 3120-01-239-3596?
NSN 3120-01-239-3596 has 2 manufacturer part numbers on file: EL-297-6 PIECE 34 (Iwc Llc Dba Ideal Windlass Company), BCW20-34 (Iwc Llc Dba Ideal Windlass Company).
What are the specifications of BCW20-34?
Key specifications for BCW20-34: Material Document and Classification: QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: COPPER ALLOY OVERALL. 2 specifications are documented in the U.S. Government catalog.
Is NSN 3120-01-239-3596 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.