The Retainer,piston Assembly, cataloged under National Stock Number 1630-01-122-6831, is classified within Federal Supply Class 1630 (Aircraft Wheel and Brake Systems) of the Aircraft Components and Accessories group. The manufacturer of record is Tactair Fluid Controls 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1630-01-122-6831 |
| Primary Part Number | HP960415-1 |
| Item Name | Retainer,piston Assembly |
| FSC / FSG | 1630 / 16 — Aircraft Wheel and Brake Systems |
| Manufacturer | Tactair Fluid Controls Inc |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF ONE RETAINER,PISTON P/N HP960415-2,ALUMINUM ALLOY 2024 COND T4,QQ-A-225/6,GRAY ANODIZE AND SEAL PER MIL-A-8625,TYPE 2,O/A DIM 0.828 IN. MIN. AND 0.832 IN. MAX. LG,1.125-18 NEF-3A THD;TWO THREADLOCKS P/N HP960415-3,NYLON PER ZYTEL 101,O/A DIM 0.095 IN. MIN. AND 0.096 IN. MAX. DIA;2 HOLES 0.092 IN. MIN. AND 0.094 IN. MAX. DIA BY 0.100 IN. DEEP,90.0 DEGREES APART A |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| HP960415-1 PRIMARY | Tactair Fluid Controls Inc (USA) |
| Reference | Meaning |
|---|---|
| HP960415-1 | 5/9 Secondary reference U.S. Government activity |
NSN 1630-01-122-6831 is a Retainer,piston Assembly, manufactured by Tactair Fluid Controls Inc, classified under FSC 1630, Aircraft Wheel and Brake Systems. Status: active.
NSN 1630-01-122-6831 has 1 manufacturer part number on file: HP960415-1 (Tactair Fluid Controls Inc).
Key specifications for HP960415-1: General Characteristics Item Description: CONSISTS OF ONE RETAINER,PISTON P/N HP960415-2,ALUMINUM ALLOY 2024 COND T4,QQ-A-225/6,GRAY ANODIZE AND SEAL PER MIL-A-8625,TYPE 2,O/A DIM 0.828 IN. MIN. AND 0.832 IN. MAX. LG,1.125-18 NEF-3A THD;TWO THREADLOCKS P/N HP960415-3,NYLON PER ZYTEL 101,O/A DIM 0.095 IN. MIN. AND 0.096 IN. MAX. DIA;2 HOLES 0.092 IN. MIN. AND 0.094 IN. MAX. DIA BY 0.100 IN. DEEP,90.0 DEGREES APART A; End Item Identification: VALVE P/N HP960400-7,A10A ACFT. 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.
NSN 1630-01-122-6831 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.