PartsTable TECHNICAL DATA SHEET
NSN 8440-01-668-7019Government record, cited

Socks8440-01-668-7019

NSN 8440-01-668-7019 · NIIN 016687019
FSC 8440 — Hosiery, Handwear, and Clothing Accessories, Men's · FSG 84 — Clothing, Individual Equipment, and Insignia
Government record, cited
Also searched as  8440-01-668-7019 · 8440016687019 · NIIN 016687019 · 01-668-7019 · FSC 8440 Hosiery, Handwear, and Clothing Accessories, Men's
Nearby stock numbers  ·
Features
  • Socks — FSC 8440
  • Size: X-SMALL
Identification
  • NSN: 8440-01-668-7019
  • NIIN: 016687019
  • 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 8440-01-668-7019, 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 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN8440-01-668-7019
Item NameSocks
FSC / FSG8440 / 84 — Hosiery, Handwear, and Clothing Accessories, Men's
StatusACTIVE
SizeX-SMALL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
8440-01-668-7021 POSSIBLE MATCH
SOCKS
Possible match (shared part number)
8440-01-668-7022 POSSIBLE MATCH
SOCKS
Possible match (shared part number)
8440-01-668-7026 POSSIBLE MATCH
SOCKS
Possible match (shared part number)
8440-01-669-3731 POSSIBLE MATCH
SOCKS
Possible match (shared part number)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
ReferenceMeaning
CR/PD 03-18E 3/1 Design control — primary reference
U.S. Government activity
Related Parts
8440-01-668-7021POSSIBLE MATCH
SOCKS
8440-01-668-7022POSSIBLE MATCH
SOCKS
8440-01-668-7026POSSIBLE MATCH
SOCKS
8440-01-669-3731POSSIBLE MATCH
SOCKS

Frequently Asked Questions

What is NSN 8440-01-668-7019?

NSN 8440-01-668-7019 is a Socks, classified under FSC 8440, Hosiery, Handwear, and Clothing Accessories, Men's. Status: active.

What NSN replaces 8440-01-668-7019?

4 possible matches (shared part number, not a government interchangeability claim): 8440-01-668-7021, 8440-01-668-7022, 8440-01-668-7026. Verify interchangeability with system specifications before substitution.

What are the specifications of 8440-01-668-7019?

Key specifications for 8440-01-668-7019: Size: X-SMALL; Special Features: COLOR-ANTIMICROBIAL GREEN, 7 PACK; Part Name Assigned by Controlling Agency: SOCKS,BOOT. 1 specification is documented in the U.S. Government catalog.

Is NSN 8440-01-668-7019 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.
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