The Valve, cataloged under National Stock Number 3655-01-155-0466, is classified within Federal Supply Class 3655 (Gas Generating and Dispensing Systems, Fixed or Mobile) of the Special Industry Machinery group. The manufacturer of record is Astra Associates Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3655-01-155-0466 |
| Primary Part Number | 150B1 |
| Item Name | Valve |
| FSC / FSG | 3655 / 36 — Gas Generating and Dispensing Systems, Fixed or Mobile |
| Manufacturer | Astra Associates Inc |
| Status | ACTIVE |
| General Characteristics Item Description | SPECIAL CLEANING NOT REQUIRED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 150B1 PRIMARY | Astra Associates Inc (USA) |
| Reference | Meaning |
|---|---|
| 51-34-74 | C/1 Advisory reference — outside the item-of-supply concept Brooks Automation, Inc. Div Cti Cryogenics |
NSN 3655-01-155-0466 is a Valve, manufactured by Astra Associates Inc, classified under FSC 3655, Gas Generating and Dispensing Systems, Fixed or Mobile. Status: active.
NSN 3655-01-155-0466 has 1 manufacturer part number on file: 150B1 (Astra Associates Inc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-424-9722. Verify interchangeability with system specifications before substitution.
Key specifications for 150B1: General Characteristics Item Description: SPECIAL CLEANING NOT REQUIRED. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
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.