The Modification Kit,helmet, cataloged under National Stock Number 8475-01-443-2538, 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 Aeronautical and Support Equipment Type/asetds/aflcmc/ezsc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 8475-01-443-2538 |
| Primary Part Number | KMU-511/P |
| Item Name | Modification Kit,helmet |
| FSC / FSG | 8475 / 84 — Specialized Flight Clothing and Accessories |
| Manufacturer | Aeronautical and Support Equipment Type/asetds/aflcmc/ezsc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| KMU-511/P | Aeronautical and Support Equipment Type/asetds/aflcmc/ezsc (USA) |
| Reference | Meaning |
|---|---|
| 89B7698-21 | 3/2 Design control — primary reference U.S. Government activity |
NSN 8475-01-443-2538 is a Modification Kit,helmet, manufactured by Aeronautical and Support Equipment Type/asetds/aflcmc/ezsc, classified under FSC 8475, Specialized Flight Clothing and Accessories. Status: active.
NSN 8475-01-443-2538 has 1 manufacturer part number on file: KMU-511/P (Aeronautical and Support Equipment Type/asetds/aflcmc/ezsc).
Key specifications for KMU-511/P: Special Features: MODIFICATION KIT, HELMET; FLYERS;KMU-511/P; LEFT HAND; USED TO MODIFY THE HGU-55/P HELMET TO COMBAT EDGE EQUIPMENT; C/O 1 EA 89D7697-1 CLEAR VISOR ASSY, 1 EA 89D7697-2 NEUTRAL VISOR ASSY, 1 EA9188094-01 WARRANTY LABLE, 1 EA95D8995-1 LH BLADDER ASSY KIT, 1 EA 94D8975-1 LH HINGED BAYONET RECEIVER ASSY, & 1 EA X90A7947-4 IDENTIFICATION LABLE; INSTALL PER INSTRUCTIONS OUTLINEDIN T.O. 14P3-1-161.. 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 8475-01-443-2538 has DEMIL Code Q. 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.