The Collar,bearing, cataloged under National Stock Number 3110-01-264-6451, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is United States Department of the Navy Dba Naval Undersea Warfare Ctr Div. Government technical data includes 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-264-6451 |
| Primary Part Number | 4687694 ITEM 3-3 |
| Item Name | Collar,bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | United States Department of the Navy Dba Naval Undersea Warfare Ctr Div |
| Status | ACTIVE |
| Material Document and Classification | QQ-S-763 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.3840 INCHES MINIMUM AND 1.4040 INCHES MAXIMUM IN |
| Bore Diameter | 0.6870 INCHES NOMINAL IN |
| Material | STEEL COMP 304 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4687694 ITEM 3-3 | United States Department of the Navy Dba Naval Undersea Warfare Ctr Div (USA) |
| Reference | Meaning |
|---|---|
| 4687694 ITEM 3-3 | 3/2 Design control — primary reference U.S. Government activity |
| 4687694 ITEM 3-3 | 5/9 Secondary reference U.S. Government activity |
| 263502001-3-3 | 5/9 Secondary reference U.S. Government activity |
NSN 3110-01-264-6451 is a Collar,bearing, manufactured by United States Department of the Navy Dba Naval Undersea Warfare Ctr Div, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-264-6451 has 1 manufacturer part number on file: 4687694 ITEM 3-3 (United States Department of the Navy Dba Naval Undersea Warfare Ctr Div).
Key specifications for 4687694 ITEM 3-3: Material Document and Classification: QQ-S-763 COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Overall Width: 1.1000 INCHES NOMINAL IN; Outside Diameter: 1.3840 INCHES MINIMUM AND 1.4040 INCHES MAXIMUM IN; Special Features: STRAIGHT SERRATIONS 0.0600 DEEP,45 DEGREE MIN,55 DEGREE MAX; 0.1710 DIA HOLE THRU ONE SIDE. 4 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.