NSN 4220-01-441-2327 · NIIN 014412327 · Part number US630MB-M
Henderson Aquatics Inc · FSC 4220 — Marine Lifesaving and Diving Equipment · FSG 42 — Fire Fighting, Rescue, and Safety Equipment · CAGE 4R507
Government record, cited
NSN 4220-01-441-2327 — this item is cataloged by the U.S. Government under National Stock Number 4220-01-441-2327. Manufacturer of record part number: US630MB-M.
FSC: 4220 — Marine Lifesaving and Diving Equipment
FSG: 42 — Fire Fighting, Rescue, and Safety Equipment
Primary part number: US630MB-M
Manufacturer: Henderson Aquatics Inc
General Description
The Diver's Suit, cataloged under National Stock Number 4220-01-441-2327, is classified within Federal Supply Class 4220 (Marine Lifesaving and Diving Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Henderson Aquatics Inc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 10 items share a part number with this NSN in the catalog (possible match — not a government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
4220-01-441-2327
Primary Part Number
US630MB-M
Item Name
Diver's Suit
FSC / FSG
4220 / 42 — Marine Lifesaving and Diving Equipment
Manufacturer
Henderson Aquatics Inc
Status
ACTIVE
Entrance Location
FRONT
Design Type
ONE-PIECE
Attached Cuffs
NOT INCLUDED
Size Designation
MEDIUM SHORT
Leg Lacing Provision
NOT INCLUDED
Material
RUBBER CHLOROPRENE CLASS CR
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.
4220-01-441-2379RSS212-MLPOSSIBLE MATCH
DIVER'S SUIT
Possible match (shared part number)Aquatic Fabricators of South Florida, Inc. Dba Aquatic Fabricators of South Fla
4220-01-441-2385RSS212-LPOSSIBLE MATCH
DIVER'S SUIT
Possible match (shared part number)Aquatic Fabricators of South Florida, Inc. Dba Aquatic Fabricators of South Fla
4220-01-441-2471RSS212-XLPOSSIBLE MATCH
DIVER'S SUIT
Possible match (shared part number)Aquatic Fabricators of South Florida, Inc. Dba Aquatic Fabricators of South Fla
4220-01-441-2475RSS212-XXLPOSSIBLE MATCH
DIVER'S SUIT
Possible match (shared part number)Aquatic Fabricators of South Florida, Inc. Dba Aquatic Fabricators of South Fla
4220-01-441-2490WRSS212-SPOSSIBLE MATCH
DIVER'S SUIT
Possible match (shared part number)Aquatic Fabricators of South Florida, Inc. Dba Aquatic Fabricators of South Fla
4220-01-441-2502WRSS212-MPOSSIBLE MATCH
DIVER'S SUIT
Possible match (shared part number)Aquatic Fabricators of South Florida, Inc. Dba Aquatic Fabricators of South Fla
4220-01-441-2864WRSS212-MLPOSSIBLE MATCH
DIVER'S SUIT
Possible match (shared part number)Aquatic Fabricators of South Florida, Inc. Dba Aquatic Fabricators of South Fla
4220-01-441-2867WRSS212-LPOSSIBLE MATCH
DIVER'S SUIT
Possible match (shared part number)Aquatic Fabricators of South Florida, Inc. Dba Aquatic Fabricators of South Fla
4220-01-441-2870WRSS212-XLPOSSIBLE MATCH
DIVER'S SUIT
Possible match (shared part number)Aquatic Fabricators of South Florida, Inc. Dba Aquatic Fabricators of South Fla
4220-01-441-2874WRSS212-XXLPOSSIBLE MATCH
DIVER'S SUIT
Possible match (shared part number)Aquatic Fabricators of South Florida, Inc. Dba Aquatic Fabricators of South Fla
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
MNP461-GL-M
5/9Secondary reference
Harveys Skin Diving Suits Inc
Related Parts
4220-01-441-2379POSSIBLE MATCH
DIVER'S SUIT
RSS212-ML
4220-01-441-2385POSSIBLE MATCH
DIVER'S SUIT
RSS212-L
4220-01-441-2471POSSIBLE MATCH
DIVER'S SUIT
RSS212-XL
4220-01-441-2475POSSIBLE MATCH
DIVER'S SUIT
RSS212-XXL
4220-01-441-2490POSSIBLE MATCH
DIVER'S SUIT
WRSS212-S
4220-01-441-2502POSSIBLE MATCH
DIVER'S SUIT
WRSS212-M
4220-01-441-2864POSSIBLE MATCH
DIVER'S SUIT
WRSS212-ML
4220-01-441-2867POSSIBLE MATCH
DIVER'S SUIT
WRSS212-L
4220-01-441-2870POSSIBLE MATCH
DIVER'S SUIT
WRSS212-XL
4220-01-441-2874POSSIBLE MATCH
DIVER'S SUIT
WRSS212-XXL
Frequently Asked Questions
What is NSN 4220-01-441-2327?
NSN 4220-01-441-2327 is a Diver's Suit, manufactured by Henderson Aquatics Inc, classified under FSC 4220, Marine Lifesaving and Diving Equipment. Status: active.
What part numbers are listed for NSN 4220-01-441-2327?
NSN 4220-01-441-2327 has 4 manufacturer part numbers on file: RSS212-M (Aquatic Fabricators of South Florida, Inc. Dba Aquatic Fabricators of South Fla), 3462AS101-2 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), US630MB-M (Henderson Aquatics Inc), RSS212-M (Wetwear Inc).
What NSN replaces 4220-01-441-2327?
10 possible matches (shared part number, not a government interchangeability claim): 4220-01-441-2379, 4220-01-441-2385, 4220-01-441-2471. Verify interchangeability with system specifications before substitution.
What are the specifications of US630MB-M?
Key specifications for US630MB-M: Entrance Location: FRONT; Design Type: ONE-PIECE; Attached Cuffs: NOT INCLUDED; Size Designation: MEDIUM SHORT. 6 specifications are documented in the U.S. Government catalog.
Is NSN 4220-01-441-2327 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.