The Spacer Kit,helmet, cataloged under National Stock Number 8475-01-598-5770, is classified within Federal Supply Class 8475 (Specialized Flight Clothing and Accessories) of the Clothing, Individual Equipment, and Insignia group. The manufacturer of record is Vision Systems International Llc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 8475-01-598-5770 |
| Primary Part Number | 620514-01-00 |
| Item Name | Spacer Kit,helmet |
| FSC / FSG | 8475 / 84 — Specialized Flight Clothing and Accessories |
| Manufacturer | Vision Systems International Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 620514-01-00 PRIMARY | Vision Systems International Llc (USA) |
| Reference | Meaning |
|---|---|
| 8475PL1696385 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 8475PL1697955 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 8475-01-598-5770 is a Spacer Kit,helmet, manufactured by Vision Systems International Llc, classified under FSC 8475, Specialized Flight Clothing and Accessories. Status: active.
NSN 8475-01-598-5770 has 1 manufacturer part number on file: 620514-01-00 (Vision Systems International Llc).
Key specifications for 620514-01-00: Special Features: SIZE-XLARGE; Part Name Assigned by Controlling Agency: SPACER KIT,JOINT HELMET MOUNTING SYSTEM. 0 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.
NSN 8475-01-598-5770 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.