NSN 8475-01-687-9992 — this item is cataloged by the U.S. Government under National Stock Number 8475-01-687-9992. Manufacturer of record part number: TXF400002-A-4.
Also searched as8475-01-687-9992 ·
8475016879992 ·
NIIN 016879992 ·
01-687-9992 ·
FSC 8475 Specialized Flight Clothing and Accessories · CAGE 1YHY2 · TXF400002-A-4 · TXF400002-A · TXF400002-A
Nearby stock numbers← 8475-01-687-9986 Socks, Environmental Protection L
·
8475-01-687-9993 Socks, Environmental Protection L →
Features
Socks,environmental Protection L — FSC 8475
Supplementary Features: SIZE-4
3 manufacturer part numbers on file
Manufacturer of record: Tiax Llc
Identification
NSN: 8475-01-687-9992
NIIN: 016879992
FSC: 8475 — Specialized Flight Clothing and Accessories
FSG: 84 — Clothing, Individual Equipment, and Insignia
Primary part number: TXF400002-A-4
Manufacturer: Tiax Llc
General Description
The Socks,environmental Protection L, cataloged under National Stock Number 8475-01-687-9992, 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 Tiax Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 10 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
8475-01-687-9992
Primary Part Number
TXF400002-A-4
Item Name
Socks,environmental Protection L
FSC / FSG
8475 / 84 — Specialized Flight Clothing and Accessories
Manufacturer
Tiax Llc
Status
ACTIVE
Supplementary Features
SIZE-4
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 Items10
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
NSN 8475-01-687-9992 is a Socks,environmental Protection L, manufactured by Tiax Llc, classified under FSC 8475, Specialized Flight Clothing and Accessories. Status: active.
What part numbers are listed for NSN 8475-01-687-9992?
NSN 8475-01-687-9992 has 3 manufacturer part numbers on file: TXF400002-A (Mustang Survival Mfg, Inc), TXF400002-A-4 (Tiax Llc), TXF400002-A (Rfd Beaufort Inc.).
What NSN replaces 8475-01-687-9992?
10 possible matches (shared part number, not a government interchangeability claim): 8475-01-687-9993, 8475-01-687-9994, 8475-01-687-9996. Verify interchangeability with system specifications before substitution.
What are the specifications of TXF400002-A-4?
Key specifications for TXF400002-A-4: Supplementary Features: SIZE-4; Part Name Assigned by Controlling Agency: ENVIRONMENTAL PROTECTION LAYER SOCKS CWU-111/P,INTEGRATED AIRCREW ENSEMBLE. 1 specification is documented in the U.S. Government catalog.
Is NSN 8475-01-687-9992 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.