FSC: 8440 — Hosiery, Handwear, and Clothing Accessories, Men's
FSG: 84 — Clothing, Individual Equipment, and Insignia
General Description
The Socks, cataloged under National Stock Number 8440-01-508-5579, is classified within Federal Supply Class 8440 (Hosiery, Handwear, and Clothing Accessories, Men's) of the Clothing, Individual Equipment, and Insignia group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
8440-01-508-5579
Item Name
Socks
FSC / FSG
8440 / 84 — Hosiery, Handwear, and Clothing Accessories, Men's
Status
ACTIVE
Size
SMALLSMALL
Procurement Group Code
02884
Color
WHITE OVERALL
Size Sequence Indicator
005
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items8
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
8440-01-508-5580POSSIBLE MATCH
SOCKS
Possible match (shared part number)
8440-01-508-5581POSSIBLE MATCH
SOCKS
Possible match (shared part number)
8440-01-508-5583POSSIBLE MATCH
SOCKS
Possible match (shared part number)
8415-01-530-0093POSSIBLE MATCH
TRUNKS,UTILITY
Possible match (shared part number)
8415-01-530-0104POSSIBLE MATCH
TRUNKS,UTILITY
Possible match (shared part number)
8415-01-530-0146POSSIBLE MATCH
TRUNKS,UTILITY
Possible match (shared part number)
8415-01-530-0151POSSIBLE MATCH
TRUNKS,UTILITY
Possible match (shared part number)
8415-01-530-0152POSSIBLE MATCH
TRUNKS,UTILITY
Possible match (shared part number)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
CR/PD-03-17
3/1Design control — primary reference
U.S. Government activity
Related Parts
8440-01-508-5580POSSIBLE MATCH
SOCKS
8440-01-508-5581POSSIBLE MATCH
SOCKS
8440-01-508-5583POSSIBLE MATCH
SOCKS
8415-01-530-0093POSSIBLE MATCH
TRUNKS,UTILITY
8415-01-530-0104POSSIBLE MATCH
TRUNKS,UTILITY
8415-01-530-0146POSSIBLE MATCH
TRUNKS,UTILITY
8415-01-530-0151POSSIBLE MATCH
TRUNKS,UTILITY
8415-01-530-0152POSSIBLE MATCH
TRUNKS,UTILITY
Frequently Asked Questions
What is NSN 8440-01-508-5579?
NSN 8440-01-508-5579 is a Socks, classified under FSC 8440, Hosiery, Handwear, and Clothing Accessories, Men's. Status: active.
What NSN replaces 8440-01-508-5579?
8 possible matches (shared part number, not a government interchangeability claim): 8440-01-508-5580, 8440-01-508-5581, 8440-01-508-5583. Verify interchangeability with system specifications before substitution.
What are the specifications of 8440-01-508-5579?
Key specifications for 8440-01-508-5579: Size: SMALLSMALL; Procurement Group Code: 02884; Color: WHITE OVERALL; Special Features: QUARTER CREW STRETCH TYPE WITH A MOCK OR TRUE RIB KNIT ELASTIC TOP, ELASTOMERIC YARN OR SPANDEX FOR MOCK RIB, HALF CUSHION TERRY IN FOOT AREAQUARTER CREW STRETCH TYPE WITH A MOCK OR TRUE RIB KNIT ELASTIC TOP, ELASTOMERIC YARN OR SPANDEX FOR MOCK RIB, HALF CUSHION TERRY IN FOOT AREA. 4 specifications are documented in the U.S. Government catalog.
Is NSN 8440-01-508-5579 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.