The Belt,flat, cataloged under National Stock Number 3030-01-047-3670, is classified within Federal Supply Class 3030 (Belting, Drive Belts, Fan Belts, and Accessories) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Ampex Data Systems Corp Computer Products Div. Government technical data includes 8 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 3030-01-047-3670 |
| Primary Part Number | 3137299 |
| Item Name | Belt,flat |
| FSC / FSG | 3030 / 30 — Belting, Drive Belts, Fan Belts, and Accessories |
| Manufacturer | Ampex Data Systems Corp Computer Products Div |
| Status | ACTIVE |
| Nominal Inside Circumference | 26.639 INCHES IN |
| Usage Design | TRANSMITTING POWER |
| Style Designator | REGULAR FLAT TYPE |
| Surface Condition | SMOOTH OVERALL |
| Nominal Width | 0.500 INCHES IN |
| Material | PLASTIC POLYESTER BODY |
| Performance Type | EXTRA LIGHT DUTY |
| Nominal Thickness | 0.008 INCHES 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 |
|---|---|
| 3137299 PRIMARY | Ampex Data Systems Corp Computer Products Div (USA) |
| Reference | Meaning |
|---|---|
| 3137299-04 | 5/9 Secondary reference Butler Precision Belting Inc Dba Bpb |
| 3137299 | 5/9 Secondary reference Ampex Data Systems Corporation Dba Ampex Intelligent Systems |
| 3137299-03 | 5/9 Secondary reference Drs C3 & Aviation Company Dba Drs Data & Imaging Systems |
| 3137299-04 | 5/9 Secondary reference Drs C3 & Aviation Company Dba Drs Data & Imaging Systems |
NSN 3030-01-047-3670 is a Belt,flat, manufactured by Ampex Data Systems Corp Computer Products Div, classified under FSC 3030, Belting, Drive Belts, Fan Belts, and Accessories. Status: active.
NSN 3030-01-047-3670 has 1 manufacturer part number on file: 3137299 (Ampex Data Systems Corp Computer Products Div).
2 possible matches (shared part number, not a government interchangeability claim): 6220-01-154-2710, 7025-01-620-7146. Verify interchangeability with system specifications before substitution.
Key specifications for 3137299: Nominal Inside Circumference: 26.639 INCHES IN; Usage Design: TRANSMITTING POWER; Style Designator: REGULAR FLAT TYPE; Surface Condition: SMOOTH OVERALL. 8 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.