The Modular Sleeping System, cataloged under National Stock Number 8465-01-591-9571, is classified within Federal Supply Class 8465 (Individual Equipment) of the Clothing, Individual Equipment, and Insignia group. The manufacturer of record is Defense Logistics Agency Troop Support Clothing and Textiles Directorate Attn Fqsa. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 8465-01-591-9571 |
| Primary Part Number | MSS4 |
| Item Name | Modular Sleeping System |
| FSC / FSG | 8465 / 84 — Individual Equipment |
| Manufacturer | Defense Logistics Agency Troop Support Clothing and Textiles Directorate Attn Fqsa |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MSS4 PRIMARY | Defense Logistics Agency Troop Support Clothing and Textiles Directorate Attn Fqsa (USA) |
NSN 8465-01-591-9571 is a Modular Sleeping System, manufactured by Defense Logistics Agency Troop Support Clothing and Textiles Directorate Attn Fqsa, classified under FSC 8465, Individual Equipment. Status: active.
NSN 8465-01-591-9571 has 1 manufacturer part number on file: MSS4 (Defense Logistics Agency Troop Support Clothing and Textiles Directorate Attn Fqsa).
Key specifications for MSS4: Special Features: FOUR PART SYSTEM COMPRISED OF A BLACK STUFF SACK, WOODLAND CAMOUFLAGE BIVY COVER, GREEN PATROL SLEEPING BAG AND A BLACK INTERMEDIATE SLEEPING BAG MADE OF WATER RESISTANT RIPSTOP NYLON AND DESIGNED FOR TEMPERATURES RANGES FROM 40 TO NEGATIVE DEGREES FAHRENHEIT. 0 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.