The Gun,air Blow, cataloged under National Stock Number 4940-01-010-6368, is classified within Federal Supply Class 4940 (Miscellaneous Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Guardair Corp. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4940-01-010-6368 |
| Primary Part Number | 57S30XB |
| Item Name | Gun,air Blow |
| FSC / FSG | 4940 / 49 — Miscellaneous Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Guardair Corp |
| Status | ACTIVE |
| Hang-Up Hook | INCLUDED |
| Design Type | ANGLE |
| Features Provided | THREADED INTERNAL COUPLING |
| Tip Type | REMOVABLE |
| Thread Size | 1/4-18 |
| Air Flow Capacity Rating | 30 PSI AT MAIN ORIFICE,200 PSI MAX LINE PRESSURE |
| Screw Thread Series Designator | NPT |
| Operation Method | TRIGGER UNDER |
| 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 |
|---|---|
| 57S30XB PRIMARY | Guardair Corp (USA) |
| Reference | Meaning |
|---|---|
| MOD 845530 | 5/9 Secondary reference Material Flow Inc |
| MOD 845530 | 5/9 Secondary reference Guardair Corp |
NSN 4940-01-010-6368 is a Gun,air Blow, manufactured by Guardair Corp, classified under FSC 4940, Miscellaneous Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4940-01-010-6368 has 1 manufacturer part number on file: 57S30XB (Guardair Corp).
Key specifications for 57S30XB: Hang-Up Hook: INCLUDED; Design Type: ANGLE; Features Provided: THREADED INTERNAL COUPLING; Tip Type: REMOVABLE. 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.