The Air Gauge, cataloged under National Stock Number 4210-01-429-6856, is classified within Federal Supply Class 4210 (Firefighting Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Span Instruments Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4210-01-429-6856 |
| Primary Part Number | 928-00001 |
| Item Name | Air Gauge |
| FSC / FSG | 4210 / 42 — Firefighting Equipment |
| Manufacturer | Span Instruments Inc |
| Status | ACTIVE |
| Pressure Rating | ERR-060 |
| Material | ALUMINUM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 4210-01-429-6856 is a Air Gauge, manufactured by Span Instruments Inc, classified under FSC 4210, Firefighting Equipment. Status: active.
NSN 4210-01-429-6856 has 2 manufacturer part numbers on file: 928-00001 (Span Instruments Inc), 601311 (Renk America Llc Div Renk America).
1 possible match (shared part number, not a government interchangeability claim): 5970-01-468-9960. Verify interchangeability with system specifications before substitution.
Key specifications for 928-00001: Overall Length: 4.250 INCHES NOMINAL IN; Overall Width: 4.250 INCHES NOMINAL IN; Pressure Rating: ERR-060; Special Features: DISPLAY RANGE 0-100; OVERPRESSURE ALARM;-20 DEG. F TO 160 DEG. F TEMP RAN GE. 2 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.