The Prefilter, cataloged under National Stock Number 7910-01-340-9649, is classified within Federal Supply Class 7910 (Floor Polishers and Vacuum Cleaning Equipment) of the Cleaning Equipment and Supplies group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 7910-01-340-9649 |
| Item Name | Prefilter |
| FSC / FSG | 7910 / 79 — Floor Polishers and Vacuum Cleaning Equipment |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Material | GLASS FIBER |
| Reference Number Differentiating Characteristics | NON-NUCLEAR; MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| B000446 NON-NUCLEAR | 5/9 Secondary reference Pullman/holt Corp Sub of White Mop Wringer Co |
| B700017 NON-NUCLEAR | 5/9 Secondary reference Pullman/holt Corp Sub of White Mop Wringer Co |
| 527303 NON-NUCLEAR | 5/9 Secondary reference Pullman/holt Corp Sub of White Mop Wringer Co |
| B700017 NON-NUCLEAR | 3/1 Design control — primary reference Pullman-Holt Corporation |
NSN 7910-01-340-9649 is a Prefilter, classified under FSC 7910, Floor Polishers and Vacuum Cleaning Equipment. Status: active.
Key specifications for 7910-01-340-9649: Criticality Code Justification: ZZZY; Overall Length: 9.25 INCHES NOMINAL IN; Overall Width: 7.50 INCHES NOMINAL IN; Special Features: USE WITH PULLMAN-HOLT VACUUM MODEL 102ASB. 3 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.