The Belt,flat, cataloged under National Stock Number 3030-01-116-3745, 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 Raytheon Company Div Rmd Strategic. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 3030-01-116-3745 |
| Primary Part Number | 5253-821 |
| Item Name | Belt,flat |
| FSC / FSG | 3030 / 30 — Belting, Drive Belts, Fan Belts, and Accessories |
| Manufacturer | Raytheon Company Div Rmd Strategic |
| Status | ACTIVE |
| Nominal Inside Circumference | 20.000 INCHES IN |
| Strengthening Feature | POLYESTER CORD |
| Usage Design | TRANSMITTING POWER |
| Style Designator | REGULAR FLAT TYPE |
| Surface Condition | SMOOTH OVERALL |
| Ply Quantity | 1 |
| Environmental Protection | ABRASION RESISTANT AND OIL RESISTANT |
| Nominal Width | 0.500 INCHES IN |
| Material | RUBBER CHLOROPRENE CLASS CR OVERALL |
| Material | PLASTIC POLYESTER BODY |
| Performance Type | STANDARD CAPACITY |
| Nominal Thickness | 0.035 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 |
|---|---|
| 5253-821 PRIMARY | Raytheon Company Div Rmd Strategic (USA) |
| 135-0056-001 | Shugart Corp Dba Intl Assembly Specialists (USA) |
| Reference | Meaning |
|---|---|
| 135-0056-000 | 5/9 Secondary reference Shugart Corp Dba Intl Assembly Specialists |
| 1400-1/2X20 IN.LG | 5/9 Secondary reference Fenner America Inc Fenner Manheim Div |
NSN 3030-01-116-3745 is a Belt,flat, manufactured by Raytheon Company Div Rmd Strategic, classified under FSC 3030, Belting, Drive Belts, Fan Belts, and Accessories. Status: active.
NSN 3030-01-116-3745 has 2 manufacturer part numbers on file: 5253-821 (Raytheon Company Div Rmd Strategic), 135-0056-001 (Shugart Corp Dba Intl Assembly Specialists).
3 possible matches (shared part number, not a government interchangeability claim): 3030-01-184-8211, 3030-01-225-7895, 3030-01-299-0851. Verify interchangeability with system specifications before substitution.
Key specifications for 5253-821: Nominal Inside Circumference: 20.000 INCHES IN; Strengthening Feature: POLYESTER CORD; Usage Design: TRANSMITTING POWER; Style Designator: REGULAR FLAT TYPE. 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.