Valve, Emergency 4820-01-104-8637 NSN 4820-01-104-8637 · NIIN 011048637 · Part number 02320-0905
Atap Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 22638
NSN 4820-01-104-8637 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-104-8637. Manufacturer of record part number: 02320-0905 .
Also searched as
4820-01-104-8637 ·
4820011048637 ·
NIIN 011048637 ·
01-104-8637 ·
FSC 4820 Valves, Nonpowered · CAGE 22638 · 02320-0905 · 2320-0905
Nearby stock numbers
← 4820-01-104-8636 Valve, Assembly
·
4820-01-104-8692 →
4820-01-104-8637 — Valves, Nonpowered
Features
Valve,emergency — FSC 4820 1 manufacturer part number on file Manufacturer of record: Atap Inc
Identification
NSN: 4820-01-104-8637
NIIN: 011048637
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 02320-0905
Manufacturer: Atap Inc
General Description
The Valve,emergency, cataloged under National Stock Number 4820-01-104-8637, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Atap Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter Value NSN 4820-01-104-8637 Primary Part Number 02320-0905 Item Name Valve,emergency FSC / FSG 4820 / 48 — Valves, Nonpowered Manufacturer Atap Inc Status ACTIVE
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
Cross-Reference Index
Part Number Manufacturer
02320-0905 PRIMARY Atap Inc (USA)
Reference documents
Reference Meaning
02320-0905
5/9 Secondary reference Asrc Federal Facilities Logistics, Llc
02320-0905
5/9 Secondary reference U.S. Government activity
2320-0905
5/9 Secondary reference U.S. Government activity
No interchangeability data on file.
Other items in FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097
4820-00-000-0097 · Item name not on file
4820-00-001-0010
VALVE,ROTARY,SELECTOR
4820-00-001-0020
4820-00-001-0020 · Item name not on file
4820-00-001-0021
4820-00-001-0021 · Item name not on file
4820-00-001-0032
4820-00-001-0032 · Item name not on file
4820-00-001-0037
VALVE,SAFETY RELIEF
4820-00-001-0042
4820-00-001-0042 · Item name not on file
4820-00-001-1230
4820-00-001-1230 · Item name not on file
Frequently Asked Questions
What is NSN 4820-01-104-8637?
NSN 4820-01-104-8637 is a Valve,emergency, manufactured by Atap Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-104-8637?
NSN 4820-01-104-8637 has 1 manufacturer part number on file: 02320-0905 (Atap Inc).
What are the specifications of 02320-0905?
Key specifications for 02320-0905: End Item Identification: REFUELER A/S32R-9. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4820-01-104-8637 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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