The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-831-1683, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Hansen N M Machine Tool Co. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-831-1683 |
| Primary Part Number | PAA1H11 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Hansen N M Machine Tool Co |
| Status | ACTIVE |
| Quick Disconnect Method | SPRING PUSH-PULL ALL ENDS |
| Connection Style | PLAIN ALL ENDS |
| Connection Type | THREADED INTERNAL PIPE FIRST FLUID END CONNECTION |
| Style Designator | MALE COUPLING HALF |
| Surface Treatment | ANODIZE BODY |
| Material | ALUMINUM ALLOY BODY |
| Leg Length | 0.500 INCHES NOMINAL IN |
| Nominal Thread Size | 0.125 INCHES ALL ENDS IN |
| Thread Series Designator | NPT ALL ENDS |
| Quick Disconnect Nominal Size | 0.438 INCHES ALL ENDS IN |
| Connection Type | INTERNAL QUICK DISCONNECT ALL ENDS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4730-00-831-1683 is a Coupling Half,quick Disconnect, manufactured by Hansen N M Machine Tool Co, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-831-1683 has 2 cross-referenced part numbers: PAA1H11 (Hansen N M Machine Tool Co), 11164-1 (Elbitamerica, Inc.).
There are 2 known substitutes for 4730-00-831-1683: 5998-00-470-5507, 2990-01-216-5955. Verify interchangeability with system specifications before substitution.
Key specifications for PAA1H11: Overall Length: 1.906 INCHES NOMINAL IN; Quick Disconnect Method: SPRING PUSH-PULL ALL ENDS; Connection Style: PLAIN ALL ENDS; Connection Type: THREADED INTERNAL PIPE FIRST FLUID END CONNECTION. 12 total characteristics are documented in the Federal Logistics Information System.