The Shackle, cataloged under National Stock Number 4030-01-199-9990, is classified within Federal Supply Class 4030 (Fittings for Rope, Cable, and Chain) of the Rope, Cable, Chain, and Fittings group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4030-01-199-9990 |
| Item Name | Shackle |
| FSC / FSG | 4030 / 40 — Fittings for Rope, Cable, and Chain |
| Status | ACTIVE |
| Inside Length | 4.500 INCHES NOMINAL IN |
| Material Diameter | 1.250 INCHES NOMINAL IN |
| Criticality Code Justification | ZZZY |
| Style Designator | ANCHOR |
| Opening Width | 2.000 INCHES NOMINAL IN |
| Material Document and Classification | RR-C-271 GRADE C,CL 4,5,6 FED SPEC SINGLE MATERIAL RESPONSE |
| Material | STEEL |
| Breaking Strength | ERR-060 |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Reference | Meaning |
|---|---|
| 2633-016 ITEM D-47 | 5/1 Secondary reference U.S. Government activity |
| 250-2119216 PC20 | 5/1 Secondary reference U.S. Government activity |
| RR-C-271 TY 4 CL1,1-1/4IN | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 75725-55X3 PC 20 | 3/1 Design control — primary reference U.S. Government activity |
| 2633-016 ITEM E-37 | 5/1 Secondary reference U.S. Government activity |
| 4772-315 PC 23 | 5/1 Secondary reference U.S. Government activity |
| 76725-55X3 PC 20 | 5/1 Secondary reference U.S. Government activity |
| RR-C-271 TY IV CL I | 5/2 Secondary reference U.S. Government activity |
NSN 4030-01-199-9990 is a Shackle, classified under FSC 4030, Fittings for Rope, Cable, and Chain. Status: active.
Key specifications for 4030-01-199-9990: Inside Length: 4.500 INCHES NOMINAL IN; Material Diameter: 1.250 INCHES NOMINAL IN; Criticality Code Justification: ZZZY; Style Designator: ANCHOR. 9 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.