The Bushing,sleeve, cataloged under National Stock Number 3120-00-102-4635, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-00-102-4635 |
| Primary Part Number | 64108-001 |
| Item Name | Bushing,sleeve |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Left End Body Diameter | 0.7505 INCHES MINIMUM AND 0.7510 INCHES MAXIMUM IN |
| Flange Outside Diameter | 1.0625 INCHES NOMINAL IN |
| End to Flange Distance | 0.6250 INCHES NOMINAL IN |
| Hardness Rating | 58.0 ROCKWELL C MINIMUM OVERALL |
| Criticality Code Justification | FEAT |
| Style Designator | SOLID, EXTERNAL FLANGE |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 0.4370 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN |
| Right End Body Diameter | 0.7505 INCHES MINIMUM AND 0.7510 INCHES MAXIMUM IN |
| Flange Width | 0.2500 INCHES NOMINAL IN |
| Material | STEEL COMP 420 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 64108-001 PRIMARY | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA) |
| Reference | Meaning |
|---|---|
| 64108-001 | 3/9 Design control — primary reference Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand |
| LA-64108 | D/9 Drawing number reference only Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand |
| 64108 | 5/9 Secondary reference U.S. Government activity |
| 64108-001 | 5/9 Secondary reference Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions |
NSN 3120-00-102-4635 is a Bushing,sleeve, manufactured by Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-00-102-4635 has 1 manufacturer part number on file: 64108-001 (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions).
2 possible matches (shared part number, not a government interchangeability claim): 6130-01-483-5141, 6130-01-538-9080. Verify interchangeability with system specifications before substitution.
Key specifications for 64108-001: Corner Shape: SQUARE ALL CORNERS; Left End Body Diameter: 0.7505 INCHES MINIMUM AND 0.7510 INCHES MAXIMUM IN; Flange Outside Diameter: 1.0625 INCHES NOMINAL IN; End to Flange Distance: 0.6250 INCHES NOMINAL IN. 12 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.