The Coupling,clamp,grooved, cataloged under National Stock Number 5342-01-217-5357, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Hydraflow. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-01-217-5357 |
| Primary Part Number | 14J12-20C |
| Item Name | Coupling,clamp,grooved |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Hydraflow |
| Status | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | AMS 5528 ASSN STD SINGLE MATERIAL RESPONSE SPRING |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE RETAINER |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE SLEEVE |
| Shape | ROUND |
| Sealing Inner Liner | INCLUDED |
| Inside Diameter | 1.250 INCHES NOMINAL IN |
| Segment Quantity | 2 |
| Surface Treatment | PASSIVATE OVERALL |
| Test Data Document | 96906-810,METHOD 510.1 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). AND 81349-MIL-C-22263 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Material | STEEL COMP 631 SPRING |
| Material | STEEL COMP 630 RETAINER |
| Material | STEEL COMP 630 SLEEVE |
| Latch Style | SINGLE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7M765 | The Boeing Company Div Defense (USA) |
| 7M765-20C | The Boeing Company Div Defense (USA) |
| 14J12-20C PRIMARY | Hydraflow (USA) |
| Reference | Meaning |
|---|---|
| W991BK20CE | 5/9 Secondary reference Transdigm Inc Div Adelwiggins Group |
| W901K20CE | 5/9 Secondary reference Transdigm Inc Div Adelwiggins Group |
NSN 5342-01-217-5357 is a Coupling,clamp,grooved, manufactured by Hydraflow, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-01-217-5357 has 3 manufacturer part numbers on file: 7M765 (The Boeing Company Div Defense), 7M765-20C (The Boeing Company Div Defense), 14J12-20C (Hydraflow).
7 possible matches (shared part number, not a government interchangeability claim): 4730-01-322-2162, 4730-01-573-8254, 4730-01-573-8311. Verify interchangeability with system specifications before substitution.
Key specifications for 14J12-20C: Temp Rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Material Document and Classification: AMS 5528 ASSN STD SINGLE MATERIAL RESPONSE SPRING; Material Document and Classification: AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE RETAINER. 15 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.