| Item Name | Spring Helical Extension |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5360 Coil Flat Leaf and Wire Springs |
| National Item Identification Number (NIIN) | 01-121-4751 (011214751) |
| NCB Code | USA (01) |
| Manufacturer | Derco Aerospace Inc, Northrop Grumman Systems Corporation, Northrop Grumman Technical Services Inc |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 18-54868-1 | derco aerospace inc | spring helical extension | 8x044 | RFQ |
| 18-54868-1 | northrop grumman systems corporation | spring helical extension | 76823 | RFQ |
| 18-54868-1 | northrop grumman technical services inc | spring helical extension | 0jrc1 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AARX | INSIDE DIAMETER | 0.606 INCHES NOMINAL |
| ABQK | END STYLE | FULL LOOP BOTH ENDS |
| ACVU | STOCK DIAMETER | 0.142 INCHES NOMINAL |
| AGEK | SPRING FREE LENGTH | 5.640 INCHES NOMINAL |
| APCN | COIL QUANTITY | 15 |
| APGF | DESIGN TYPE | MAINSPRING |
| ASZD | LOAD RATING | 5.500 POUNDS MINIMUM AND 143.000 POUNDS MAXIMUM |
| AXLH | COIL HELIX DIRECTION | RIGHT-HAND |
| AXLP | SPRING DEFLECTION RATE | 98.500 POUNDS PER INCH MINIMUM AND 102.500 POUNDS PER INCH MAXIMUM |
| AXLQ | SPRING FREE OUTSIDE DIAMETER | 0.890 INCHES NOMINAL |
| AXMC | HOOK RADIUS | 0.195 INCHES NOMINAL BOTH ENDS |
| AXMH | END ANGULAR RELATIONSHIP | ENDS PARALLEL ONE TO OTHER |
| CSZP | SPRING LENGTH UNDER LOAD | 5.640 INCHES MINIMUM AND 6.970 INCHES MAXIMUM |
| CXTJ | COIL TO HOOK INSIDE LENGTH | 1.580 INCHES NOMINAL BOTH ENDS |
| FTLD | FUNCTIONAL DESCRIPTION | MAINSPRING |
| MATT | MATERIAL | STEEL COMP 631 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5673 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | CYLINDRICAL |
| Relevant Components for NSN - 5360-01-121-4751, 5360011214751 | ||||
| 5305-01-339-0166 (5305013390166) | 5365-01-662-5153 (5365016625153) | 5360-01-351-8647 (5360013518647) | 5305-00-452-2092 (5305004522092) | |
| 5320-01-350-0370 (5320013500370) | 5365-01-048-9619 (5365010489619) | 5330-01-329-6615 (5330013296615) | 5331-00-493-8173 (5331004938173) | |
| 5330-00-146-3153 (5330001463153) | 5305-00-052-8884 (5305000528884) | 5330-01-651-5544 (5330016515544) | 5310-00-444-5136 (5310004445136) | |
If You’re Ever Looking for NSN parts Or Have an Aircraft On Ground Situation, Don’t forget That We offer Competitive Pricing and Guaranteed On-Time Delivery.
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