The Block,bearing, cataloged under National Stock Number 6720-00-337-7643, is classified within Federal Supply Class 6720 (Cameras, Still Picture) of the Photographic Equipment group. The manufacturer of record is Bae Systems Information and Electronic Systems Integration Inc.. Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6720-00-337-7643 |
| Primary Part Number | B121-601 |
| Item Name | Block,bearing |
| FSC / FSG | 6720 / 67 — Cameras, Still Picture |
| Manufacturer | Bae Systems Information and Electronic Systems Integration Inc. |
| Status | ACTIVE |
| FSC Application Data | CASE DRIVE ASSEMBLY |
| General Characteristics Item Description | MATERIAL 11ST3 ALUMINUM ROD; FINISH BLACK ALUMILITE; 1.587 IN. DIA; 3 HOLES,31,0.120,DRILL COUNTERBORE 0.165 IN. DIA,0.093 IN. DEEP IN |
| 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 |
|---|---|
| B121-601 PRIMARY | Bae Systems Information and Electronic Systems Integration Inc. (USA) |
NSN 6720-00-337-7643 is a Block,bearing, manufactured by Bae Systems Information and Electronic Systems Integration Inc., classified under FSC 6720, Cameras, Still Picture. Status: active.
NSN 6720-00-337-7643 has 1 manufacturer part number on file: B121-601 (Bae Systems Information and Electronic Systems Integration Inc.).
Key specifications for B121-601: FSC Application Data: CASE DRIVE ASSEMBLY; General Characteristics Item Description: MATERIAL 11ST3 ALUMINUM ROD; FINISH BLACK ALUMILITE; 1.587 IN. DIA; 3 HOLES,31,0.120,DRILL COUNTERBORE 0.165 IN. DIA,0.093 IN. DEEP IN; End Item Identification: AIRCRAFT CAMERAS CAMERA BODY TYPES K-17C AND K-17D. 2 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.