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NSN 8475-01-078-0272Government record, cited
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Visor, Flyer's Helmet8475-01-078-0272

NSN 8475-01-078-0272 · NIIN 010780272 · Part number 954AS400-6
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier · FSC 8475 — Specialized Flight Clothing and Accessories · FSG 84 — Clothing, Individual Equipment, and Insignia · CAGE 30003
Government record, cited
NSN 8475-01-078-0272 — this item is cataloged by the U.S. Government under National Stock Number 8475-01-078-0272. Manufacturer of record part number: 954AS400-6.
Also searched as  8475-01-078-0272 · 8475010780272 · NIIN 010780272 · 01-078-0272 · FSC 8475 Specialized Flight Clothing and Accessories · CAGE 30003 · 954AS400-6 · MIL-H-85047 · 954AS400-4 · EEK-4A/P
Nearby stock numbers  ·
Features
  • Visor,flyer's Helmet — FSC 8475
  • FSC Application Data: HELMET,ANTI-G
  • Mounting Method: BY SCREWING TO VISOR TRACKS
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
Identification
  • NSN: 8475-01-078-0272
  • NIIN: 010780272
  • FSC: 8475 — Specialized Flight Clothing and Accessories
  • FSG: 84 — Clothing, Individual Equipment, and Insignia
  • Primary part number: 954AS400-6
  • Manufacturer: Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
General Description

The Visor,flyer's Helmet, cataloged under National Stock Number 8475-01-078-0272, 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 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government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
NSN8475-01-078-0272
Primary Part Number954AS400-6
Item NameVisor,flyer's Helmet
FSC / FSG8475 / 84 — Specialized Flight Clothing and Accessories
ManufacturerNaval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
StatusACTIVE
FSC Application DataHELMET,ANTI-G
Mounting MethodBY SCREWING TO VISOR TRACKS
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL B — Remove Demilitarization Key Points
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeN
⇄ Related Items 7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
8475-01-078-7122954AS400-5 POSSIBLE MATCH
VISOR,FLYER'S HELMET
Possible match (shared part number)Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
8475-01-128-9715954AS300-1 POSSIBLE MATCH
SHELL ASSEMBLY,HELMET
Possible match (shared part number)Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
8475-01-137-1032954AS300-2 POSSIBLE MATCH
SHELL ASSEMBLY,HELMET
Possible match (shared part number)Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
8475-01-203-4915954AS400-15 POSSIBLE MATCH
VISOR,FLYER'S HELMET
Possible match (shared part number)Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
8475-01-204-5061954AS400-16 POSSIBLE MATCH
VISOR,FLYER'S HELMET
Possible match (shared part number)Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
8475-01-250-2699954AS300-21 POSSIBLE MATCH
SHELL ASSEMBLY,HELMET
Possible match (shared part number)Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
8475-01-253-7226954AS300-22 POSSIBLE MATCH
SHELL ASSEMBLY,HELMET
Possible match (shared part number)Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
954AS400-4 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
954AS400-6 PRIMARY Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
Reference documents
ReferenceMeaning
MIL-H-85047 4/1 Identification reference
U.S. Government activity
EEK-4A/P 4/1 Identification reference
U.S. Government activity
Related Parts
8475-01-078-7122POSSIBLE MATCH
VISOR,FLYER'S HELMET
954AS400-5
8475-01-128-9715POSSIBLE MATCH
SHELL ASSEMBLY,HELMET
954AS300-1
8475-01-137-1032POSSIBLE MATCH
SHELL ASSEMBLY,HELMET
954AS300-2
8475-01-203-4915POSSIBLE MATCH
VISOR,FLYER'S HELMET
954AS400-15
8475-01-204-5061POSSIBLE MATCH
VISOR,FLYER'S HELMET
954AS400-16
8475-01-250-2699POSSIBLE MATCH
SHELL ASSEMBLY,HELMET
954AS300-21
8475-01-253-7226POSSIBLE MATCH
SHELL ASSEMBLY,HELMET
954AS300-22

Frequently Asked Questions

What is NSN 8475-01-078-0272?

NSN 8475-01-078-0272 is a Visor,flyer's Helmet, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 8475, Specialized Flight Clothing and Accessories. Status: active.

What part numbers are listed for NSN 8475-01-078-0272?

NSN 8475-01-078-0272 has 2 manufacturer part numbers on file: 954AS400-4 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 954AS400-6 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).

What NSN replaces 8475-01-078-0272?

7 possible matches (shared part number, not a government interchangeability claim): 8475-01-078-7122, 8475-01-128-9715, 8475-01-137-1032. Verify interchangeability with system specifications before substitution.

What are the specifications of 954AS400-6?

Key specifications for 954AS400-6: FSC Application Data: HELMET,ANTI-G; Mounting Method: BY SCREWING TO VISOR TRACKS; Special Features: LARGE SIZE. 2 specifications are documented in the U.S. Government catalog.

Is NSN 8475-01-078-0272 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.

What is the DEMIL code for NSN 8475-01-078-0272?

NSN 8475-01-078-0272 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.

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.

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✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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